{"api_version":"1","generated_at":"2026-06-27T23:33:22+00:00","cve":"CVE-2026-53258","urls":{"html":"https://cve.report/CVE-2026-53258","api":"https://cve.report/api/cve/CVE-2026-53258.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-53258","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-53258"},"summary":{"title":"wifi: fix leak if split 6 GHz scanning fails","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: fix leak if split 6 GHz scanning fails\n\nrdev->int_scan_req is leaked if cfg80211_scan() fails.  Note that it's\nsupposed to be released at ___cfg80211_scan_done() but this doesn't happen\nas rdev->scan_req is NULL at that point, too, leading to the early return\nfrom the freeing function.\n\nunreferenced object 0xffff8881161d0800 (size 512):\n  comm \"wpa_supplicant\", pid 379, jiffies 4294749765\n  hex dump (first 32 bytes):\n    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n    00 00 00 00 00 00 00 00 f0 81 13 16 81 88 ff ff  ................\n  backtrace (crc c867fdb6):\n    kmemleak_alloc+0x89/0x90\n    __kmalloc_noprof+0x2fd/0x410\n    cfg80211_scan+0x133/0x730\n    nl80211_trigger_scan+0xc69/0x1cc0\n    genl_family_rcv_msg_doit+0x204/0x2f0\n    genl_rcv_msg+0x431/0x6b0\n    netlink_rcv_skb+0x143/0x3f0\n    genl_rcv+0x27/0x40\n    netlink_unicast+0x4f6/0x820\n    netlink_sendmsg+0x797/0xce0\n    __sock_sendmsg+0xc4/0x160\n    ____sys_sendmsg+0x5e4/0x890\n    ___sys_sendmsg+0xf8/0x180\n    __sys_sendmsg+0x136/0x1e0\n    __x64_sys_sendmsg+0x76/0xc0\n    x64_sys_call+0x13f0/0x17d0\n\nFound by Linux Verification Center (linuxtesting.org).","state":"PUBLISHED","assigner":"Linux","published_at":"2026-06-25 09:16:43","updated_at":"2026-06-25 09:16:43"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/a24134ddc18b4d440714365637d440b7121447b9","name":"https://git.kernel.org/stable/c/a24134ddc18b4d440714365637d440b7121447b9","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/e8694f7cc29287e843648d1075177b9a2000d957","name":"https://git.kernel.org/stable/c/e8694f7cc29287e843648d1075177b9a2000d957","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/fb8db813eba2e56ee001c9fb5c2ce2cb78c42642","name":"https://git.kernel.org/stable/c/fb8db813eba2e56ee001c9fb5c2ce2cb78c42642","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-53258","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53258","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected c8cb5b854b40f2ce52ccd032fa19750f4181d5fc fb8db813eba2e56ee001c9fb5c2ce2cb78c42642 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected c8cb5b854b40f2ce52ccd032fa19750f4181d5fc a24134ddc18b4d440714365637d440b7121447b9 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected c8cb5b854b40f2ce52ccd032fa19750f4181d5fc e8694f7cc29287e843648d1075177b9a2000d957 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.10","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.10 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.36 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.13 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"53258","cve":"CVE-2026-53258","epss":"0.001610000","percentile":"0.057000000","score_date":"2026-06-26","updated_at":"2026-06-27 00:07:46"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/wireless/scan.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"fb8db813eba2e56ee001c9fb5c2ce2cb78c42642","status":"affected","version":"c8cb5b854b40f2ce52ccd032fa19750f4181d5fc","versionType":"git"},{"lessThan":"a24134ddc18b4d440714365637d440b7121447b9","status":"affected","version":"c8cb5b854b40f2ce52ccd032fa19750f4181d5fc","versionType":"git"},{"lessThan":"e8694f7cc29287e843648d1075177b9a2000d957","status":"affected","version":"c8cb5b854b40f2ce52ccd032fa19750f4181d5fc","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["net/wireless/scan.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.10"},{"lessThan":"5.10","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.36","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.13","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.36","versionStartIncluding":"5.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.13","versionStartIncluding":"5.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1","versionStartIncluding":"5.10","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: fix leak if split 6 GHz scanning fails\n\nrdev->int_scan_req is leaked if cfg80211_scan() fails.  Note that it's\nsupposed to be released at ___cfg80211_scan_done() but this doesn't happen\nas rdev->scan_req is NULL at that point, too, leading to the early return\nfrom the freeing function.\n\nunreferenced object 0xffff8881161d0800 (size 512):\n  comm \"wpa_supplicant\", pid 379, jiffies 4294749765\n  hex dump (first 32 bytes):\n    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n    00 00 00 00 00 00 00 00 f0 81 13 16 81 88 ff ff  ................\n  backtrace (crc c867fdb6):\n    kmemleak_alloc+0x89/0x90\n    __kmalloc_noprof+0x2fd/0x410\n    cfg80211_scan+0x133/0x730\n    nl80211_trigger_scan+0xc69/0x1cc0\n    genl_family_rcv_msg_doit+0x204/0x2f0\n    genl_rcv_msg+0x431/0x6b0\n    netlink_rcv_skb+0x143/0x3f0\n    genl_rcv+0x27/0x40\n    netlink_unicast+0x4f6/0x820\n    netlink_sendmsg+0x797/0xce0\n    __sock_sendmsg+0xc4/0x160\n    ____sys_sendmsg+0x5e4/0x890\n    ___sys_sendmsg+0xf8/0x180\n    __sys_sendmsg+0x136/0x1e0\n    __x64_sys_sendmsg+0x76/0xc0\n    x64_sys_call+0x13f0/0x17d0\n\nFound by Linux Verification Center (linuxtesting.org)."}],"providerMetadata":{"dateUpdated":"2026-06-25T08:39:47.917Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/fb8db813eba2e56ee001c9fb5c2ce2cb78c42642"},{"url":"https://git.kernel.org/stable/c/a24134ddc18b4d440714365637d440b7121447b9"},{"url":"https://git.kernel.org/stable/c/e8694f7cc29287e843648d1075177b9a2000d957"}],"title":"wifi: fix leak if split 6 GHz scanning fails","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-53258","datePublished":"2026-06-25T08:39:47.917Z","dateReserved":"2026-06-09T07:44:35.394Z","dateUpdated":"2026-06-25T08:39:47.917Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-06-25 09:16:43","lastModifiedDate":"2026-06-25 09:16:43","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"53258","Ordinal":"1","Title":"wifi: fix leak if split 6 GHz scanning fails","CVE":"CVE-2026-53258","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"53258","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: fix leak if split 6 GHz scanning fails\n\nrdev->int_scan_req is leaked if cfg80211_scan() fails.  Note that it's\nsupposed to be released at ___cfg80211_scan_done() but this doesn't happen\nas rdev->scan_req is NULL at that point, too, leading to the early return\nfrom the freeing function.\n\nunreferenced object 0xffff8881161d0800 (size 512):\n  comm \"wpa_supplicant\", pid 379, jiffies 4294749765\n  hex dump (first 32 bytes):\n    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n    00 00 00 00 00 00 00 00 f0 81 13 16 81 88 ff ff  ................\n  backtrace (crc c867fdb6):\n    kmemleak_alloc+0x89/0x90\n    __kmalloc_noprof+0x2fd/0x410\n    cfg80211_scan+0x133/0x730\n    nl80211_trigger_scan+0xc69/0x1cc0\n    genl_family_rcv_msg_doit+0x204/0x2f0\n    genl_rcv_msg+0x431/0x6b0\n    netlink_rcv_skb+0x143/0x3f0\n    genl_rcv+0x27/0x40\n    netlink_unicast+0x4f6/0x820\n    netlink_sendmsg+0x797/0xce0\n    __sock_sendmsg+0xc4/0x160\n    ____sys_sendmsg+0x5e4/0x890\n    ___sys_sendmsg+0xf8/0x180\n    __sys_sendmsg+0x136/0x1e0\n    __x64_sys_sendmsg+0x76/0xc0\n    x64_sys_call+0x13f0/0x17d0\n\nFound by Linux Verification Center (linuxtesting.org).","Type":"Description","Title":"wifi: fix leak if split 6 GHz scanning fails"}]}}}