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entry_SYSCALL_64_after_hwframe+0x77/0x7f"}],"providerMetadata":{"dateUpdated":"2026-05-11T21:06:29.534Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/7c30483d0f6bdb2230e10e3e4be5167927eac7a0"},{"url":"https://git.kernel.org/stable/c/7f5af50f3aa0af8cbef9fb76fffeed69e8143f59"},{"url":"https://git.kernel.org/stable/c/f443687ad20c70320d1248f35f57bf46cac8df0a"},{"url":"https://git.kernel.org/stable/c/4512482e4805dd30bc77dec511f2a2edba5cb868"},{"url":"https://git.kernel.org/stable/c/d071a91fa614ecdf760c29f61f6a7bfb7df796d6"},{"url":"https://git.kernel.org/stable/c/4236bf4716589558cc0f3c3612642b2c2141b04e"},{"url":"https://git.kernel.org/stable/c/8401cade1918281177974b32c925afdce750d292"},{"url":"https://git.kernel.org/stable/c/5bef3ac184b5626ea62385d6b82a1992b89d7940"}],"title":"team: better TEAM_OPTION_TYPE_STRING 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13:16:36","problem_types":["CWE-908"],"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}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.3","versionEndExcluding":"6.1.129","matchCriteriaId":"E9C14B40-B889-4BBF-A766-22C54E3B7BFF"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.6.79","matchCriteriaId":"B16AADE5-B2FD-4C14-B4E4-85E8EDAFE775"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.12.16","matchCriteriaId":"13C8DB18-FC60-425F-84E5-3EDDEC61B2FC"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.13.4","matchCriteriaId":"2A2093ED-74A9-43F9-AC72-50030F374EA4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.14:rc1:*:*:*:*:*:*","matchCriteriaId":"186716B6-2B66-4BD0-852E-D48E71C0C85F"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.14:rc2:*:*:*:*:*:*","matchCriteriaId":"0D3E781C-403A-498F-9DA9-ECEE50F41E75"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2025","CveId":"21787","Ordinal":"1","Title":"team: better TEAM_OPTION_TYPE_STRING validation","CVE":"CVE-2025-21787","Year":"2025"},"notes":[{"CveYear":"2025","CveId":"21787","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nteam: better TEAM_OPTION_TYPE_STRING validation\n\nsyzbot reported following splat [1]\n\nMake sure user-provided data contains one nul byte.\n\n[1]\n BUG: KMSAN: uninit-value in string_nocheck lib/vsprintf.c:633 [inline]\n BUG: KMSAN: uninit-value in string+0x3ec/0x5f0 lib/vsprintf.c:714\n  string_nocheck lib/vsprintf.c:633 [inline]\n  string+0x3ec/0x5f0 lib/vsprintf.c:714\n  vsnprintf+0xa5d/0x1960 lib/vsprintf.c:2843\n  __request_module+0x252/0x9f0 kernel/module/kmod.c:149\n  team_mode_get drivers/net/team/team_core.c:480 [inline]\n  team_change_mode drivers/net/team/team_core.c:607 [inline]\n  team_mode_option_set+0x437/0x970 drivers/net/team/team_core.c:1401\n  team_option_set drivers/net/team/team_core.c:375 [inline]\n  team_nl_options_set_doit+0x1339/0x1f90 drivers/net/team/team_core.c:2662\n  genl_family_rcv_msg_doit net/netlink/genetlink.c:1115 [inline]\n  genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline]\n  genl_rcv_msg+0x1214/0x12c0 net/netlink/genetlink.c:1210\n  netlink_rcv_skb+0x375/0x650 net/netlink/af_netlink.c:2543\n  genl_rcv+0x40/0x60 net/netlink/genetlink.c:1219\n  netlink_unicast_kernel net/netlink/af_netlink.c:1322 [inline]\n  netlink_unicast+0xf52/0x1260 net/netlink/af_netlink.c:1348\n  netlink_sendmsg+0x10da/0x11e0 net/netlink/af_netlink.c:1892\n  sock_sendmsg_nosec net/socket.c:718 [inline]\n  __sock_sendmsg+0x30f/0x380 net/socket.c:733\n  ____sys_sendmsg+0x877/0xb60 net/socket.c:2573\n  ___sys_sendmsg+0x28d/0x3c0 net/socket.c:2627\n  __sys_sendmsg net/socket.c:2659 [inline]\n  __do_sys_sendmsg net/socket.c:2664 [inline]\n  __se_sys_sendmsg net/socket.c:2662 [inline]\n  __x64_sys_sendmsg+0x212/0x3c0 net/socket.c:2662\n  x64_sys_call+0x2ed6/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:47\n  do_syscall_x64 arch/x86/entry/common.c:52 [inline]\n  do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83\n entry_SYSCALL_64_after_hwframe+0x77/0x7f","Type":"Description","Title":"team: better TEAM_OPTION_TYPE_STRING validation"}]}}}