{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-43873","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-08-17T09:11:59.281Z","datePublished":"2024-08-21T00:06:25.114Z","dateUpdated":"2025-11-03T22:06:23.270Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T09:28:16.975Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nvhost/vsock: always initialize seqpacket_allow\n\nThere are two issues around seqpacket_allow:\n1. seqpacket_allow is not initialized when socket is\n   created. Thus if features are never set, it will be\n   read uninitialized.\n2. if VIRTIO_VSOCK_F_SEQPACKET is set and then cleared,\n   then seqpacket_allow will not be cleared appropriately\n   (existing apps I know about don't usually do this but\n    it's legal and there's no way to be sure no one relies\n    on this).\n\nTo fix:\n\t- initialize seqpacket_allow after allocation\n\t- set it unconditionally in set_features"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/vhost/vsock.c"],"versions":[{"version":"ced7b713711fdd8f99d8d04dc53451441d194c60","lessThan":"ea558f10fb05a6503c6e655a1b7d81fdf8e5924c","status":"affected","versionType":"git"},{"version":"ced7b713711fdd8f99d8d04dc53451441d194c60","lessThan":"3062cb100787a9ddf45de30004b962035cd497fb","status":"affected","versionType":"git"},{"version":"ced7b713711fdd8f99d8d04dc53451441d194c60","lessThan":"30bd4593669443ac58515e23557dc8cef70d8582","status":"affected","versionType":"git"},{"version":"ced7b713711fdd8f99d8d04dc53451441d194c60","lessThan":"eab96e8716cbfc2834b54f71cc9501ad4eec963b","status":"affected","versionType":"git"},{"version":"ced7b713711fdd8f99d8d04dc53451441d194c60","lessThan":"1e1fdcbdde3b7663e5d8faeb2245b9b151417d22","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/vhost/vsock.c"],"versions":[{"version":"5.14","status":"affected"},{"version":"0","lessThan":"5.14","status":"unaffected","versionType":"semver"},{"version":"5.15.165","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.103","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.44","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.10.3","lessThanOrEqual":"6.10.*","status":"unaffected","versionType":"semver"},{"version":"6.11","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":"5.14","versionEndExcluding":"5.15.165"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","versionEndExcluding":"6.1.103"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","versionEndExcluding":"6.6.44"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","versionEndExcluding":"6.10.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","versionEndExcluding":"6.11"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/ea558f10fb05a6503c6e655a1b7d81fdf8e5924c"},{"url":"https://git.kernel.org/stable/c/3062cb100787a9ddf45de30004b962035cd497fb"},{"url":"https://git.kernel.org/stable/c/30bd4593669443ac58515e23557dc8cef70d8582"},{"url":"https://git.kernel.org/stable/c/eab96e8716cbfc2834b54f71cc9501ad4eec963b"},{"url":"https://git.kernel.org/stable/c/1e1fdcbdde3b7663e5d8faeb2245b9b151417d22"}],"title":"vhost/vsock: always initialize seqpacket_allow","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2024-43873","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-09-10T16:06:13.431243Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-09-12T17:33:18.350Z"}},{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-03T22:06:23.270Z"}}]}}