{"id":"CVE-2023-52556","state":"PUBLISHED","title":"OpenBSD 7.4 pf state race condition kernel crash","description":"In OpenBSD 7.4 before errata 009, a race condition between pf(4)'s processing of packets and expiration of packet states may cause a kernel panic.\n","publishedAt":"2024-03-01T16:08:49.203Z","updatedAt":"2024-11-14T19:47:00.394Z","severity":{"score":6.2,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"cisa-cg","products":["OpenBSD OpenBSD"],"affected":[{"vendor":"OpenBSD","product":"OpenBSD","defaultStatus":"affected","versions":[{"version":"7.4","status":"affected","lessThan":"7.4 errata 009","versionType":"custom"}],"repo":"https://github.com/openbsd/src/"}],"references":["https://ftp.openbsd.org/pub/OpenBSD/patches/7.4/common/009_pf.patch.sig","https://github.com/openbsd/src/commit/9d9f4dc6c833cb79d13f836581e3a781d06842e7"],"weaknesses":["CWE-367"],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/52xxx/CVE-2023-52556.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-52556","state":"PUBLISHED","datePublished":"2024-03-01T16:08:49.203Z","dateUpdated":"2024-11-14T19:47:00.394Z","assignerShortName":"cisa-cg","assignerOrgId":"9119a7d8-5eab-497f-8521-727c672e3725","dateReserved":"2024-03-01T16:04:51.307Z"},"containers":{"cna":{"title":"OpenBSD 7.4 pf state race condition kernel crash","descriptions":[{"lang":"en","value":"In OpenBSD 7.4 before errata 009, a race condition between pf(4)'s processing of packets and expiration of packet states may cause a kernel panic.\n"}],"affected":[{"vendor":"OpenBSD","product":"OpenBSD","defaultStatus":"affected","versions":[{"version":"7.4","status":"affected","lessThan":"7.4 errata 009","versionType":"custom"}],"repo":"https://github.com/openbsd/src/"}],"references":[{"url":"https://ftp.openbsd.org/pub/OpenBSD/patches/7.4/common/009_pf.patch.sig"},{"url":"https://github.com/openbsd/src/commit/9d9f4dc6c833cb79d13f836581e3a781d06842e7"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-367","description":"CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"cisa-cg","orgId":"9119a7d8-5eab-497f-8521-727c672e3725","dateUpdated":"2024-03-01T16:24:46.415Z"},"datePublic":"2023-12-10T00:00:00.000Z","source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":6.2,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2024-03-01T20:48:41.991088Z","id":"CVE-2023-52556","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-11-14T19:47:00.394Z"}},{"title":"CVE Program Container","references":[{"url":"https://ftp.openbsd.org/pub/OpenBSD/patches/7.4/common/009_pf.patch.sig","tags":["x_transferred"]},{"url":"https://github.com/openbsd/src/commit/9d9f4dc6c833cb79d13f836581e3a781d06842e7","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T23:03:20.916Z"}}]}}}