{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-22062","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-12-29T08:45:45.813Z","datePublished":"2025-04-16T14:12:17.605Z","dateUpdated":"2026-05-11T21:11:54.273Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:11:54.273Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nsctp: add mutual exclusion in proc_sctp_do_udp_port()\n\nWe must serialize calls to sctp_udp_sock_stop() and sctp_udp_sock_start()\nor risk a crash as syzbot reported:\n\nOops: general protection fault, probably for non-canonical address 0xdffffc000000000d: 0000 [#1] SMP KASAN PTI\nKASAN: null-ptr-deref in range [0x0000000000000068-0x000000000000006f]\nCPU: 1 UID: 0 PID: 6551 Comm: syz.1.44 Not tainted 6.14.0-syzkaller-g7f2ff7b62617 #0 PREEMPT(full)\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025\n RIP: 0010:kernel_sock_shutdown+0x47/0x70 net/socket.c:3653\nCall Trace:\n <TASK>\n  udp_tunnel_sock_release+0x68/0x80 net/ipv4/udp_tunnel_core.c:181\n  sctp_udp_sock_stop+0x71/0x160 net/sctp/protocol.c:930\n  proc_sctp_do_udp_port+0x264/0x450 net/sctp/sysctl.c:553\n  proc_sys_call_handler+0x3d0/0x5b0 fs/proc/proc_sysctl.c:601\n  iter_file_splice_write+0x91c/0x1150 fs/splice.c:738\n  do_splice_from fs/splice.c:935 [inline]\n  direct_splice_actor+0x18f/0x6c0 fs/splice.c:1158\n  splice_direct_to_actor+0x342/0xa30 fs/splice.c:1102\n  do_splice_direct_actor fs/splice.c:1201 [inline]\n  do_splice_direct+0x174/0x240 fs/splice.c:1227\n  do_sendfile+0xafd/0xe50 fs/read_write.c:1368\n  __do_sys_sendfile64 fs/read_write.c:1429 [inline]\n  __se_sys_sendfile64 fs/read_write.c:1415 [inline]\n  __x64_sys_sendfile64+0x1d8/0x220 fs/read_write.c:1415\n  do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/sctp/sysctl.c"],"versions":[{"version":"046c052b475e7119b6a30e3483e2888fc606a2f8","lessThan":"65ccb2793da7401772a3ffe85355c831b313c59f","status":"affected","versionType":"git"},{"version":"046c052b475e7119b6a30e3483e2888fc606a2f8","lessThan":"386507cb6fb7cdef598ddcb3f0fa37e6ca9e789d","status":"affected","versionType":"git"},{"version":"046c052b475e7119b6a30e3483e2888fc606a2f8","lessThan":"b3598f53211ba1025485306de2733bdd241311a3","status":"affected","versionType":"git"},{"version":"046c052b475e7119b6a30e3483e2888fc606a2f8","lessThan":"e5178bfc55b3a78000f0f8298e7ade88783ce581","status":"affected","versionType":"git"},{"version":"046c052b475e7119b6a30e3483e2888fc606a2f8","lessThan":"efb8cb487be8f4ba6aaef616011d702d6a083ed1","status":"affected","versionType":"git"},{"version":"046c052b475e7119b6a30e3483e2888fc606a2f8","lessThan":"d3d7675d77622f6ca1aae14c51f80027b36283f8","status":"affected","versionType":"git"},{"version":"046c052b475e7119b6a30e3483e2888fc606a2f8","lessThan":"10206302af856791fbcc27a33ed3c3eb09b2793d","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/sctp/sysctl.c"],"versions":[{"version":"5.11","status":"affected"},{"version":"0","lessThan":"5.11","status":"unaffected","versionType":"semver"},{"version":"5.15.184","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.140","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.92","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.23","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.13.11","lessThanOrEqual":"6.13.*","status":"unaffected","versionType":"semver"},{"version":"6.14.2","lessThanOrEqual":"6.14.*","status":"unaffected","versionType":"semver"},{"version":"6.15","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.15.184"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"6.1.140"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"6.6.92"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"6.12.23"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"6.13.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"6.14.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"6.15"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/65ccb2793da7401772a3ffe85355c831b313c59f"},{"url":"https://git.kernel.org/stable/c/386507cb6fb7cdef598ddcb3f0fa37e6ca9e789d"},{"url":"https://git.kernel.org/stable/c/b3598f53211ba1025485306de2733bdd241311a3"},{"url":"https://git.kernel.org/stable/c/e5178bfc55b3a78000f0f8298e7ade88783ce581"},{"url":"https://git.kernel.org/stable/c/efb8cb487be8f4ba6aaef616011d702d6a083ed1"},{"url":"https://git.kernel.org/stable/c/d3d7675d77622f6ca1aae14c51f80027b36283f8"},{"url":"https://git.kernel.org/stable/c/10206302af856791fbcc27a33ed3c3eb09b2793d"}],"title":"sctp: add mutual exclusion in proc_sctp_do_udp_port()","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/08/msg00010.html"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-03T19:41:45.338Z"}}]}}