{"id":"CVE-2024-49944","state":"PUBLISHED","title":"sctp: set sk_state back to CLOSED if autobind fails in sctp_listen_start","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nsctp: set sk_state back to CLOSED if autobind fails in sctp_listen_start\n\nIn sctp_listen_start() invoked by sctp_inet_listen(), it should set the\nsk_state back to CLOSED if sctp_autobind() fails due to whatever reason.\n\nOtherwise, next time when calling sctp_inet_listen(), if sctp_sk(sk)->reuse\nis already set via setsockopt(SCTP_REUSE_PORT), sctp_sk(sk)->bind_hash will\nbe dereferenced as sk_state is LISTENING, which causes a crash as bind_hash\nis NULL.\n\n  KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]\n  RIP: 0010:sctp_inet_listen+0x7f0/0xa20 net/sctp/socket.c:8617\n  Call Trace:\n   <TASK>\n   __sys_listen_socket net/socket.c:1883 [inline]\n   __sys_listen+0x1b7/0x230 net/socket.c:1894\n   __do_sys_listen net/socket.c:1902 [inline]","publishedAt":"2024-10-21T18:02:02.457Z","updatedAt":"2026-10-15T00:54:41.787Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"5e8f3f703ae4e4af65e2695e486b3cd198328863","status":"affected","lessThan":"89bbead9d897c77d0b566349c8643030ff2abeba","versionType":"git"},{"version":"5e8f3f703ae4e4af65e2695e486b3cd198328863","status":"affected","lessThan":"0e4e2e60556c6ed00e8450b720f106a268d23062","versionType":"git"},{"version":"5e8f3f703ae4e4af65e2695e486b3cd198328863","status":"affected","lessThan":"dd70c8a89ef99c3d53127fe19e51ef47c3f860fa","versionType":"git"},{"version":"5e8f3f703ae4e4af65e2695e486b3cd198328863","status":"affected","lessThan":"e7a8442195e8ebd97df467ce4742980ab57edcce","versionType":"git"},{"version":"5e8f3f703ae4e4af65e2695e486b3cd198328863","status":"affected","lessThan":"9230a59eda0878d7ecaa901d876aec76f57bd455","versionType":"git"},{"version":"5e8f3f703ae4e4af65e2695e486b3cd198328863","status":"affected","lessThan":"7f64cb5b4d8c872296eda0fdce3bcf099eec7aa7","versionType":"git"},{"version":"5e8f3f703ae4e4af65e2695e486b3cd198328863","status":"affected","lessThan":"f032e1dac30b3376c7d6026fb01a8c403c47a80d","versionType":"git"},{"version":"5e8f3f703ae4e4af65e2695e486b3cd198328863","status":"affected","lessThan":"e914bf68dab88815a7ae7b7a3a5e8913c8ff14a5","versionType":"git"},{"version":"5e8f3f703ae4e4af65e2695e486b3cd198328863","status":"affected","lessThan":"8beee4d8dee76b67c75dc91fd8185d91e845c160","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/sctp/socket.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.30","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.30","versionType":"semver"},{"version":"4.19.323","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.285","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.227","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.168","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.113","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.55","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.10.14","status":"unaffected","lessThanOrEqual":"6.10.*","versionType":"semver"},{"version":"6.11.3","status":"unaffected","lessThanOrEqual":"6.11.*","versionType":"semver"},{"version":"6.12","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/sctp/socket.c"]}],"references":["https://git.kernel.org/stable/c/89bbead9d897c77d0b566349c8643030ff2abeba","https://git.kernel.org/stable/c/0e4e2e60556c6ed00e8450b720f106a268d23062","https://git.kernel.org/stable/c/dd70c8a89ef99c3d53127fe19e51ef47c3f860fa","https://git.kernel.org/stable/c/e7a8442195e8ebd97df467ce4742980ab57edcce","https://git.kernel.org/stable/c/9230a59eda0878d7ecaa901d876aec76f57bd455","https://git.kernel.org/stable/c/7f64cb5b4d8c872296eda0fdce3bcf099eec7aa7","https://git.kernel.org/stable/c/f032e1dac30b3376c7d6026fb01a8c403c47a80d","https://git.kernel.org/stable/c/e914bf68dab88815a7ae7b7a3a5e8913c8ff14a5","https://git.kernel.org/stable/c/8beee4d8dee76b67c75dc91fd8185d91e845c160","https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html","https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html","https://cert-portal.siemens.com/productcert/html/ssa-265688.html","https://cert-portal.siemens.com/productcert/html/ssa-355557.html"],"weaknesses":[],"ingestedAt":"2026-10-29T20:07:56.516Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/49xxx/CVE-2024-49944.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-49944","state":"PUBLISHED","datePublished":"2024-10-21T18:02:02.457Z","dateUpdated":"2026-10-15T00:54:41.787Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-10-21T12:17:06.044Z"},"containers":{"cna":{"title":"sctp: set sk_state back to CLOSED if autobind fails in sctp_listen_start","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nsctp: set sk_state back to CLOSED if autobind fails in sctp_listen_start\n\nIn sctp_listen_start() invoked by sctp_inet_listen(), it should set the\nsk_state back to CLOSED if sctp_autobind() fails due to whatever reason.\n\nOtherwise, next time when calling sctp_inet_listen(), if sctp_sk(sk)->reuse\nis already set via setsockopt(SCTP_REUSE_PORT), sctp_sk(sk)->bind_hash will\nbe dereferenced as sk_state is LISTENING, which causes a crash as bind_hash\nis NULL.\n\n  KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]\n  RIP: 0010:sctp_inet_listen+0x7f0/0xa20 net/sctp/socket.c:8617\n  Call Trace:\n   <TASK>\n   __sys_listen_socket net/socket.c:1883 [inline]\n   __sys_listen+0x1b7/0x230 net/socket.c:1894\n   __do_sys_listen net/socket.c:1902 [inline]"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"5e8f3f703ae4e4af65e2695e486b3cd198328863","status":"affected","lessThan":"89bbead9d897c77d0b566349c8643030ff2abeba","versionType":"git"},{"version":"5e8f3f703ae4e4af65e2695e486b3cd198328863","status":"affected","lessThan":"0e4e2e60556c6ed00e8450b720f106a268d23062","versionType":"git"},{"version":"5e8f3f703ae4e4af65e2695e486b3cd198328863","status":"affected","lessThan":"dd70c8a89ef99c3d53127fe19e51ef47c3f860fa","versionType":"git"},{"version":"5e8f3f703ae4e4af65e2695e486b3cd198328863","status":"affected","lessThan":"e7a8442195e8ebd97df467ce4742980ab57edcce","versionType":"git"},{"version":"5e8f3f703ae4e4af65e2695e486b3cd198328863","status":"affected","lessThan":"9230a59eda0878d7ecaa901d876aec76f57bd455","versionType":"git"},{"version":"5e8f3f703ae4e4af65e2695e486b3cd198328863","status":"affected","lessThan":"7f64cb5b4d8c872296eda0fdce3bcf099eec7aa7","versionType":"git"},{"version":"5e8f3f703ae4e4af65e2695e486b3cd198328863","status":"affected","lessThan":"f032e1dac30b3376c7d6026fb01a8c403c47a80d","versionType":"git"},{"version":"5e8f3f703ae4e4af65e2695e486b3cd198328863","status":"affected","lessThan":"e914bf68dab88815a7ae7b7a3a5e8913c8ff14a5","versionType":"git"},{"version":"5e8f3f703ae4e4af65e2695e486b3cd198328863","status":"affected","lessThan":"8beee4d8dee76b67c75dc91fd8185d91e845c160","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/sctp/socket.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.30","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.30","versionType":"semver"},{"version":"4.19.323","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.285","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.227","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.168","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.113","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.55","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.10.14","status":"unaffected","lessThanOrEqual":"6.10.*","versionType":"semver"},{"version":"6.11.3","status":"unaffected","lessThanOrEqual":"6.11.*","versionType":"semver"},{"version":"6.12","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/sctp/socket.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/89bbead9d897c77d0b566349c8643030ff2abeba"},{"url":"https://git.kernel.org/stable/c/0e4e2e60556c6ed00e8450b720f106a268d23062"},{"url":"https://git.kernel.org/stable/c/dd70c8a89ef99c3d53127fe19e51ef47c3f860fa"},{"url":"https://git.kernel.org/stable/c/e7a8442195e8ebd97df467ce4742980ab57edcce"},{"url":"https://git.kernel.org/stable/c/9230a59eda0878d7ecaa901d876aec76f57bd455"},{"url":"https://git.kernel.org/stable/c/7f64cb5b4d8c872296eda0fdce3bcf099eec7aa7"},{"url":"https://git.kernel.org/stable/c/f032e1dac30b3376c7d6026fb01a8c403c47a80d"},{"url":"https://git.kernel.org/stable/c/e914bf68dab88815a7ae7b7a3a5e8913c8ff14a5"},{"url":"https://git.kernel.org/stable/c/8beee4d8dee76b67c75dc91fd8185d91e845c160"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T20:42:33.684Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"4.19.323"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"5.4.285"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"5.10.227"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"5.15.168"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"6.1.113"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"6.6.55"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"6.10.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"6.11.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"6.12"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2024-49944","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-10-22T13:37:19.751679Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-10-22T13:38:50.139Z"}},{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html"},{"url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2025-11-03T22:23:25.020Z"}},{"affected":[{"vendor":"Siemens","product":"SIMATIC S7-1500 TM MFP - GNU/Linux subsystem","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V1.1.1","versionType":"custom"}]},{"vendor":"Siemens","product":"RUGGEDCOM RST2428P","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V3.2","versionType":"custom"}]},{"vendor":"Siemens","product":"SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 family","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V3.2","versionType":"custom"}]},{"vendor":"Siemens","product":"SCALANCE XCM-/XRM-/XCH-/XRH-300 family","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V3.2","versionType":"custom"}]}],"references":[{"url":"https://cert-portal.siemens.com/productcert/html/ssa-265688.html"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-355557.html"}],"providerMetadata":{"shortName":"siemens-SADP","orgId":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e","dateUpdated":"2026-10-15T00:54:41.787Z"},"x_adpType":"supplier"}]}}}