{"id":"CVE-2023-6862","state":"PUBLISHED","title":"A use-after-free was identified in the `nsDNSService::Init`.  This issue appears to manifest rarely during start-up. This vulnerability affects Firefox ESR < 115.6 and Thunderbird ","description":"A use-after-free was identified in the `nsDNSService::Init`.  This issue appears to manifest rarely during start-up. This vulnerability affects Firefox ESR < 115.6 and Thunderbird < 115.6.","publishedAt":"2023-12-19T13:38:43.100Z","updatedAt":"2025-02-13T17:26:37.198Z","severity":null,"assigner":"mozilla","products":["Mozilla Firefox ESR","Mozilla Thunderbird"],"affected":[{"vendor":"Mozilla","product":"Firefox ESR","versions":[{"version":"unspecified","status":"affected","lessThan":"115.6","versionType":"custom"}]},{"vendor":"Mozilla","product":"Thunderbird","versions":[{"version":"unspecified","status":"affected","lessThan":"115.6","versionType":"custom"}]}],"references":["https://bugzilla.mozilla.org/show_bug.cgi?id=1868042","https://www.mozilla.org/security/advisories/mfsa2023-54/","https://www.mozilla.org/security/advisories/mfsa2023-55/","https://www.debian.org/security/2023/dsa-5581","https://www.debian.org/security/2023/dsa-5582","https://lists.debian.org/debian-lts-announce/2023/12/msg00020.html","https://lists.debian.org/debian-lts-announce/2023/12/msg00021.html","https://security.gentoo.org/glsa/202401-10"],"weaknesses":[],"ingestedAt":"2026-10-29T20:06:42.242Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/6xxx/CVE-2023-6862.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-6862","state":"PUBLISHED","datePublished":"2023-12-19T13:38:43.100Z","dateUpdated":"2025-02-13T17:26:37.198Z","assignerShortName":"mozilla","assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","dateReserved":"2023-12-15T17:42:56.130Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A use-after-free was identified in the `nsDNSService::Init`.  This issue appears to manifest rarely during start-up. This vulnerability affects Firefox ESR < 115.6 and Thunderbird < 115.6."}],"affected":[{"vendor":"Mozilla","product":"Firefox ESR","versions":[{"version":"unspecified","status":"affected","lessThan":"115.6","versionType":"custom"}]},{"vendor":"Mozilla","product":"Thunderbird","versions":[{"version":"unspecified","status":"affected","lessThan":"115.6","versionType":"custom"}]}],"references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1868042"},{"url":"https://www.mozilla.org/security/advisories/mfsa2023-54/"},{"url":"https://www.mozilla.org/security/advisories/mfsa2023-55/"},{"url":"https://www.debian.org/security/2023/dsa-5581"},{"url":"https://www.debian.org/security/2023/dsa-5582"},{"url":"https://lists.debian.org/debian-lts-announce/2023/12/msg00020.html"},{"url":"https://lists.debian.org/debian-lts-announce/2023/12/msg00021.html"},{"url":"https://security.gentoo.org/glsa/202401-10"}],"problemTypes":[{"descriptions":[{"description":"Use-after-free in nsDNSService","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"mozilla","orgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","dateUpdated":"2024-01-07T11:07:08.929Z"},"credits":[{"lang":"en","value":"Randell Jesup"}]},"adp":[{"title":"CVE Program Container","references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1868042","tags":["x_transferred"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2023-54/","tags":["x_transferred"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2023-55/","tags":["x_transferred"]},{"url":"https://www.debian.org/security/2023/dsa-5581","tags":["x_transferred"]},{"url":"https://www.debian.org/security/2023/dsa-5582","tags":["x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2023/12/msg00020.html","tags":["x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2023/12/msg00021.html","tags":["x_transferred"]},{"url":"https://security.gentoo.org/glsa/202401-10","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T08:42:08.103Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-01-12T20:20:08.739941Z","id":"CVE-2023-6862","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-11-25T19:18:21.412Z"}}]}}}