{"api_version":"1","generated_at":"2026-10-21T23:06:20+00:00","cve":"CVE-2025-71096","urls":{"html":"https://cve.report/CVE-2025-71096","api":"https://cve.report/api/cve/CVE-2025-71096.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2025-71096","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-71096"},"summary":{"title":"RDMA/core: Check for the presence of LS_NLA_TYPE_DGID correctly","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/core: Check for the presence of LS_NLA_TYPE_DGID correctly\n\nThe netlink response for RDMA_NL_LS_OP_IP_RESOLVE should always have a\nLS_NLA_TYPE_DGID attribute, it is invalid if it does not.\n\nUse the nl parsing logic properly and call nla_parse_deprecated() to fill\nthe nlattrs array and then directly index that array to get the data for\nthe DGID. Just fail if it is NULL.\n\nRemove the for loop searching for the nla, and squash the validation and\nparsing into one function.\n\nFixes an uninitialized read from the stack triggered by userspace if it\ndoes not provide the DGID to a kernel initiated RDMA_NL_LS_OP_IP_RESOLVE\nquery.\n\n    BUG: KMSAN: uninit-value in hex_byte_pack include/linux/hex.h:13 [inline]\n    BUG: KMSAN: uninit-value in ip6_string+0xef4/0x13a0 lib/vsprintf.c:1490\n     hex_byte_pack include/linux/hex.h:13 [inline]\n     ip6_string+0xef4/0x13a0 lib/vsprintf.c:1490\n     ip6_addr_string+0x18a/0x3e0 lib/vsprintf.c:1509\n     ip_addr_string+0x245/0xee0 lib/vsprintf.c:1633\n     pointer+0xc09/0x1bd0 lib/vsprintf.c:2542\n     vsnprintf+0xf8a/0x1bd0 lib/vsprintf.c:2930\n     vprintk_store+0x3ae/0x1530 kernel/printk/printk.c:2279\n     vprintk_emit+0x307/0xcd0 kernel/printk/printk.c:2426\n     vprintk_default+0x3f/0x50 kernel/printk/printk.c:2465\n     vprintk+0x36/0x50 kernel/printk/printk_safe.c:82\n     _printk+0x17e/0x1b0 kernel/printk/printk.c:2475\n     ib_nl_process_good_ip_rsep drivers/infiniband/core/addr.c:128 [inline]\n     ib_nl_handle_ip_res_resp+0x963/0x9d0 drivers/infiniband/core/addr.c:141\n     rdma_nl_rcv_msg drivers/infiniband/core/netlink.c:-1 [inline]\n     rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline]\n     rdma_nl_rcv+0xefa/0x11c0 drivers/infiniband/core/netlink.c:259\n     netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline]\n     netlink_unicast+0xf04/0x12b0 net/netlink/af_netlink.c:1346\n     netlink_sendmsg+0x10b3/0x1250 net/netlink/af_netlink.c:1896\n     sock_sendmsg_nosec net/socket.c:714 [inline]\n     __sock_sendmsg+0x333/0x3d0 net/socket.c:729\n     ____sys_sendmsg+0x7e0/0xd80 net/socket.c:2617\n     ___sys_sendmsg+0x271/0x3b0 net/socket.c:2671\n     __sys_sendmsg+0x1aa/0x300 net/socket.c:2703\n     __compat_sys_sendmsg net/compat.c:346 [inline]\n     __do_compat_sys_sendmsg net/compat.c:353 [inline]\n     __se_compat_sys_sendmsg net/compat.c:350 [inline]\n     __ia32_compat_sys_sendmsg+0xa4/0x100 net/compat.c:350\n     ia32_sys_call+0x3f6c/0x4310 arch/x86/include/generated/asm/syscalls_32.h:371\n     do_syscall_32_irqs_on arch/x86/entry/syscall_32.c:83 [inline]\n     __do_fast_syscall_32+0xb0/0x150 arch/x86/entry/syscall_32.c:306\n     do_fast_syscall_32+0x38/0x80 arch/x86/entry/syscall_32.c:331\n     do_SYSENTER_32+0x1f/0x30 arch/x86/entry/syscall_32.c:3","state":"PUBLISHED","assigner":"Linux","published_at":"2026-01-13 16:16:09","updated_at":"2026-10-19 19:17:11"},"problem_types":["CWE-908","CWE-457","CWE-457 CWE-457 Use of Uninitialized Variable"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"5.5","severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}}],"references":[{"url":"https://git.kernel.org/stable/c/376f46c8983458ead26cac83aa897a0b78491831","name":"https://git.kernel.org/stable/c/376f46c8983458ead26cac83aa897a0b78491831","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/0b948afc1ded88b3562c893114387f34389eeb94","name":"https://git.kernel.org/stable/c/0b948afc1ded88b3562c893114387f34389eeb94","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/9d85524789c2f17c0e87de8d596bcccc3683a1fc","name":"https://git.kernel.org/stable/c/9d85524789c2f17c0e87de8d596bcccc3683a1fc","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/45532638de5da24c201aa2a9b3dd4b054064de7b","name":"https://git.kernel.org/stable/c/45532638de5da24c201aa2a9b3dd4b054064de7b","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/acadd4097d25d6bd472bcb3f9f3eba2b5105d1ec","name":"https://git.kernel.org/stable/c/acadd4097d25d6bd472bcb3f9f3eba2b5105d1ec","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/bfe10318fc23e0b3f1d0a18dad387d29473a624d","name":"https://git.kernel.org/stable/c/bfe10318fc23e0b3f1d0a18dad387d29473a624d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/a7b8e876e0ef0232b8076972c57ce9a7286b47ca","name":"https://git.kernel.org/stable/c/a7b8e876e0ef0232b8076972c57ce9a7286b47ca","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-71096","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-71096","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ae43f8286730d1f2d241c34601df59f6d2286ac4 376f46c8983458ead26cac83aa897a0b78491831 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ae43f8286730d1f2d241c34601df59f6d2286ac4 bfe10318fc23e0b3f1d0a18dad387d29473a624d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ae43f8286730d1f2d241c34601df59f6d2286ac4 45532638de5da24c201aa2a9b3dd4b054064de7b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ae43f8286730d1f2d241c34601df59f6d2286ac4 9d85524789c2f17c0e87de8d596bcccc3683a1fc git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ae43f8286730d1f2d241c34601df59f6d2286ac4 acadd4097d25d6bd472bcb3f9f3eba2b5105d1ec git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ae43f8286730d1f2d241c34601df59f6d2286ac4 0b948afc1ded88b3562c893114387f34389eeb94 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ae43f8286730d1f2d241c34601df59f6d2286ac4 a7b8e876e0ef0232b8076972c57ce9a7286b47ca git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4.7","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 4.7 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.10.248 5.10.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.198 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.160 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.120 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.64 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.4 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.19 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2025","cve_id":"71096","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2025-71096","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-06-10T20:42:32.937129Z","version":"2.0.3"},"type":"ssvc"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-457","description":"CWE-457 Use of Uninitialized Variable","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-10-19T18:15:12.624Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/infiniband/core/addr.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"376f46c8983458ead26cac83aa897a0b78491831","status":"affected","version":"ae43f8286730d1f2d241c34601df59f6d2286ac4","versionType":"git"},{"lessThan":"bfe10318fc23e0b3f1d0a18dad387d29473a624d","status":"affected","version":"ae43f8286730d1f2d241c34601df59f6d2286ac4","versionType":"git"},{"lessThan":"45532638de5da24c201aa2a9b3dd4b054064de7b","status":"affected","version":"ae43f8286730d1f2d241c34601df59f6d2286ac4","versionType":"git"},{"lessThan":"9d85524789c2f17c0e87de8d596bcccc3683a1fc","status":"affected","version":"ae43f8286730d1f2d241c34601df59f6d2286ac4","versionType":"git"},{"lessThan":"acadd4097d25d6bd472bcb3f9f3eba2b5105d1ec","status":"affected","version":"ae43f8286730d1f2d241c34601df59f6d2286ac4","versionType":"git"},{"lessThan":"0b948afc1ded88b3562c893114387f34389eeb94","status":"affected","version":"ae43f8286730d1f2d241c34601df59f6d2286ac4","versionType":"git"},{"lessThan":"a7b8e876e0ef0232b8076972c57ce9a7286b47ca","status":"affected","version":"ae43f8286730d1f2d241c34601df59f6d2286ac4","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/infiniband/core/addr.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.7"},{"lessThan":"4.7","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.248","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.198","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.160","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.120","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.64","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.19","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.248","versionStartIncluding":"4.7","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.198","versionStartIncluding":"4.7","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.160","versionStartIncluding":"4.7","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.120","versionStartIncluding":"4.7","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.64","versionStartIncluding":"4.7","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.4","versionStartIncluding":"4.7","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19","versionStartIncluding":"4.7","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/core: Check for the presence of LS_NLA_TYPE_DGID correctly\n\nThe netlink response for RDMA_NL_LS_OP_IP_RESOLVE should always have a\nLS_NLA_TYPE_DGID attribute, it is invalid if it does not.\n\nUse the nl parsing logic properly and call nla_parse_deprecated() to fill\nthe nlattrs array and then directly index that array to get the data for\nthe DGID. Just fail if it is NULL.\n\nRemove the for loop searching for the nla, and squash the validation and\nparsing into one function.\n\nFixes an uninitialized read from the stack triggered by userspace if it\ndoes not provide the DGID to a kernel initiated RDMA_NL_LS_OP_IP_RESOLVE\nquery.\n\n    BUG: KMSAN: uninit-value in hex_byte_pack include/linux/hex.h:13 [inline]\n    BUG: KMSAN: uninit-value in ip6_string+0xef4/0x13a0 lib/vsprintf.c:1490\n     hex_byte_pack include/linux/hex.h:13 [inline]\n     ip6_string+0xef4/0x13a0 lib/vsprintf.c:1490\n     ip6_addr_string+0x18a/0x3e0 lib/vsprintf.c:1509\n     ip_addr_string+0x245/0xee0 lib/vsprintf.c:1633\n     pointer+0xc09/0x1bd0 lib/vsprintf.c:2542\n     vsnprintf+0xf8a/0x1bd0 lib/vsprintf.c:2930\n     vprintk_store+0x3ae/0x1530 kernel/printk/printk.c:2279\n     vprintk_emit+0x307/0xcd0 kernel/printk/printk.c:2426\n     vprintk_default+0x3f/0x50 kernel/printk/printk.c:2465\n     vprintk+0x36/0x50 kernel/printk/printk_safe.c:82\n     _printk+0x17e/0x1b0 kernel/printk/printk.c:2475\n     ib_nl_process_good_ip_rsep drivers/infiniband/core/addr.c:128 [inline]\n     ib_nl_handle_ip_res_resp+0x963/0x9d0 drivers/infiniband/core/addr.c:141\n     rdma_nl_rcv_msg drivers/infiniband/core/netlink.c:-1 [inline]\n     rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline]\n     rdma_nl_rcv+0xefa/0x11c0 drivers/infiniband/core/netlink.c:259\n     netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline]\n     netlink_unicast+0xf04/0x12b0 net/netlink/af_netlink.c:1346\n     netlink_sendmsg+0x10b3/0x1250 net/netlink/af_netlink.c:1896\n     sock_sendmsg_nosec net/socket.c:714 [inline]\n     __sock_sendmsg+0x333/0x3d0 net/socket.c:729\n     ____sys_sendmsg+0x7e0/0xd80 net/socket.c:2617\n     ___sys_sendmsg+0x271/0x3b0 net/socket.c:2671\n     __sys_sendmsg+0x1aa/0x300 net/socket.c:2703\n     __compat_sys_sendmsg net/compat.c:346 [inline]\n     __do_compat_sys_sendmsg net/compat.c:353 [inline]\n     __se_compat_sys_sendmsg net/compat.c:350 [inline]\n     __ia32_compat_sys_sendmsg+0xa4/0x100 net/compat.c:350\n     ia32_sys_call+0x3f6c/0x4310 arch/x86/include/generated/asm/syscalls_32.h:371\n     do_syscall_32_irqs_on arch/x86/entry/syscall_32.c:83 [inline]\n     __do_fast_syscall_32+0xb0/0x150 arch/x86/entry/syscall_32.c:306\n     do_fast_syscall_32+0x38/0x80 arch/x86/entry/syscall_32.c:331\n     do_SYSENTER_32+0x1f/0x30 arch/x86/entry/syscall_32.c:3"}],"providerMetadata":{"dateUpdated":"2026-05-11T21:54:40.178Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/376f46c8983458ead26cac83aa897a0b78491831"},{"url":"https://git.kernel.org/stable/c/bfe10318fc23e0b3f1d0a18dad387d29473a624d"},{"url":"https://git.kernel.org/stable/c/45532638de5da24c201aa2a9b3dd4b054064de7b"},{"url":"https://git.kernel.org/stable/c/9d85524789c2f17c0e87de8d596bcccc3683a1fc"},{"url":"https://git.kernel.org/stable/c/acadd4097d25d6bd472bcb3f9f3eba2b5105d1ec"},{"url":"https://git.kernel.org/stable/c/0b948afc1ded88b3562c893114387f34389eeb94"},{"url":"https://git.kernel.org/stable/c/a7b8e876e0ef0232b8076972c57ce9a7286b47ca"}],"title":"RDMA/core: Check for the presence of LS_NLA_TYPE_DGID correctly","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2025-71096","datePublished":"2026-01-13T15:34:56.118Z","dateReserved":"2026-01-13T15:30:19.650Z","dateUpdated":"2026-10-19T18:15:12.624Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-01-13 16:16:09","lastModifiedDate":"2026-10-19 19:17:11","problem_types":["CWE-908","CWE-457","CWE-457 CWE-457 Use of Uninitialized Variable"],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-06-10T20:42:32.937129Z","id":"CVE-2025-71096","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.7.1","versionEndExcluding":"5.10.248","matchCriteriaId":"6D7D3E72-3D01-4F26-8FA2-72370332ACC4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.15.198","matchCriteriaId":"82159CAA-B6BA-43C6-85D8-65BDBC175A7E"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.1.160","matchCriteriaId":"C10CC03E-16A9-428A-B449-40D3763E15F6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.6.120","matchCriteriaId":"43C3A206-5EEE-417B-AA0F-EF8972E7A9F0"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.12.64","matchCriteriaId":"32BF4A52-377C-44ED-B5E6-7EA5D896E98B"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.18.4","matchCriteriaId":"DC988EA0-0E32-457A-BF95-89BEB31A227B"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:4.7:-:*:*:*:*:*:*","matchCriteriaId":"2F890998-2B89-4DE8-BA87-5B3D9A5E8E11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.19:rc1:*:*:*:*:*:*","matchCriteriaId":"17B67AA7-40D6-4AFA-8459-F200F3D7CFD1"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.19:rc2:*:*:*:*:*:*","matchCriteriaId":"C47E4CC9-C826-4FA9-B014-7FE3D9B318B2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.19:rc3:*:*:*:*:*:*","matchCriteriaId":"F71D92C0-C023-48BD-B3B6-70B638EEE298"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.19:rc4:*:*:*:*:*:*","matchCriteriaId":"13580667-0A98-40CC-B29F-D12790B91BDB"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.19:rc5:*:*:*:*:*:*","matchCriteriaId":"CAD1FED7-CF48-47BF-AC7D-7B6FA3C065FC"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.19:rc6:*:*:*:*:*:*","matchCriteriaId":"3EF854A1-ABB1-4E93-BE9A-44569EC76C0D"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.19:rc7:*:*:*:*:*:*","matchCriteriaId":"F5DC0CA6-F0AF-4DDF-A882-3DADB9A886A7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.19:rc8:*:*:*:*:*:*","matchCriteriaId":"EB5B7DFC-C36B-45D8-922C-877569FDDF43"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2025","CveId":"71096","Ordinal":"1","Title":"RDMA/core: Check for the presence of LS_NLA_TYPE_DGID correctly","CVE":"CVE-2025-71096","Year":"2025"},"notes":[{"CveYear":"2025","CveId":"71096","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/core: Check for the presence of LS_NLA_TYPE_DGID correctly\n\nThe netlink response for RDMA_NL_LS_OP_IP_RESOLVE should always have a\nLS_NLA_TYPE_DGID attribute, it is invalid if it does not.\n\nUse the nl parsing logic properly and call nla_parse_deprecated() to fill\nthe nlattrs array and then directly index that array to get the data for\nthe DGID. Just fail if it is NULL.\n\nRemove the for loop searching for the nla, and squash the validation and\nparsing into one function.\n\nFixes an uninitialized read from the stack triggered by userspace if it\ndoes not provide the DGID to a kernel initiated RDMA_NL_LS_OP_IP_RESOLVE\nquery.\n\n    BUG: KMSAN: uninit-value in hex_byte_pack include/linux/hex.h:13 [inline]\n    BUG: KMSAN: uninit-value in ip6_string+0xef4/0x13a0 lib/vsprintf.c:1490\n     hex_byte_pack include/linux/hex.h:13 [inline]\n     ip6_string+0xef4/0x13a0 lib/vsprintf.c:1490\n     ip6_addr_string+0x18a/0x3e0 lib/vsprintf.c:1509\n     ip_addr_string+0x245/0xee0 lib/vsprintf.c:1633\n     pointer+0xc09/0x1bd0 lib/vsprintf.c:2542\n     vsnprintf+0xf8a/0x1bd0 lib/vsprintf.c:2930\n     vprintk_store+0x3ae/0x1530 kernel/printk/printk.c:2279\n     vprintk_emit+0x307/0xcd0 kernel/printk/printk.c:2426\n     vprintk_default+0x3f/0x50 kernel/printk/printk.c:2465\n     vprintk+0x36/0x50 kernel/printk/printk_safe.c:82\n     _printk+0x17e/0x1b0 kernel/printk/printk.c:2475\n     ib_nl_process_good_ip_rsep drivers/infiniband/core/addr.c:128 [inline]\n     ib_nl_handle_ip_res_resp+0x963/0x9d0 drivers/infiniband/core/addr.c:141\n     rdma_nl_rcv_msg drivers/infiniband/core/netlink.c:-1 [inline]\n     rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline]\n     rdma_nl_rcv+0xefa/0x11c0 drivers/infiniband/core/netlink.c:259\n     netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline]\n     netlink_unicast+0xf04/0x12b0 net/netlink/af_netlink.c:1346\n     netlink_sendmsg+0x10b3/0x1250 net/netlink/af_netlink.c:1896\n     sock_sendmsg_nosec net/socket.c:714 [inline]\n     __sock_sendmsg+0x333/0x3d0 net/socket.c:729\n     ____sys_sendmsg+0x7e0/0xd80 net/socket.c:2617\n     ___sys_sendmsg+0x271/0x3b0 net/socket.c:2671\n     __sys_sendmsg+0x1aa/0x300 net/socket.c:2703\n     __compat_sys_sendmsg net/compat.c:346 [inline]\n     __do_compat_sys_sendmsg net/compat.c:353 [inline]\n     __se_compat_sys_sendmsg net/compat.c:350 [inline]\n     __ia32_compat_sys_sendmsg+0xa4/0x100 net/compat.c:350\n     ia32_sys_call+0x3f6c/0x4310 arch/x86/include/generated/asm/syscalls_32.h:371\n     do_syscall_32_irqs_on arch/x86/entry/syscall_32.c:83 [inline]\n     __do_fast_syscall_32+0xb0/0x150 arch/x86/entry/syscall_32.c:306\n     do_fast_syscall_32+0x38/0x80 arch/x86/entry/syscall_32.c:331\n     do_SYSENTER_32+0x1f/0x30 arch/x86/entry/syscall_32.c:3","Type":"Description","Title":"RDMA/core: Check for the presence of LS_NLA_TYPE_DGID correctly"}]}}}