{"id":"CVE-2024-3856","state":"PUBLISHED","title":"A use-after-free could occur during WASM execution if garbage collection ran during the creation of an array. This vulnerability affects Firefox < 125.","description":"A use-after-free could occur during WASM execution if garbage collection ran during the creation of an array. This vulnerability affects Firefox < 125.","publishedAt":"2024-04-16T15:14:06.623Z","updatedAt":"2024-08-12T20:42:59.832Z","severity":{"score":8.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"mozilla","products":["Mozilla Firefox"],"affected":[{"vendor":"Mozilla","product":"Firefox","versions":[{"version":"unspecified","status":"affected","lessThan":"125","versionType":"custom"}]}],"references":["https://bugzilla.mozilla.org/show_bug.cgi?id=1885829","https://www.mozilla.org/security/advisories/mfsa2024-18/"],"weaknesses":["CWE-416"],"ingestedAt":"2026-10-29T20:07:39.287Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/3xxx/CVE-2024-3856.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-3856","state":"PUBLISHED","datePublished":"2024-04-16T15:14:06.623Z","dateUpdated":"2024-08-12T20:42:59.832Z","assignerShortName":"mozilla","assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","dateReserved":"2024-04-15T20:26:45.748Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A use-after-free could occur during WASM execution if garbage collection ran during the creation of an array. This vulnerability affects Firefox < 125."}],"affected":[{"vendor":"Mozilla","product":"Firefox","versions":[{"version":"unspecified","status":"affected","lessThan":"125","versionType":"custom"}]}],"references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1885829"},{"url":"https://www.mozilla.org/security/advisories/mfsa2024-18/"}],"problemTypes":[{"descriptions":[{"description":"Use-after-free in WASM garbage collection","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"mozilla","orgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","dateUpdated":"2024-04-16T15:14:06.623Z"},"credits":[{"lang":"en","value":"Nan Wang"}]},"adp":[{"title":"CVE Program Container","references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1885829","tags":["x_transferred"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2024-18/","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-01T20:26:56.396Z"}},{"title":"CISA ADP Vulnrichment","affected":[{"vendor":"mozilla","product":"firefox","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"125","versionType":"custom"}],"cpes":["cpe:2.3:a:mozilla:firefox:-:*:*:*:*:*:*:*"]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":8.8,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"REQUIRED","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2024-08-12T20:40:01.245065Z","id":"CVE-2024-3856","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-416","type":"CWE","lang":"en","description":"CWE-416 Use After Free"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-08-12T20:42:59.832Z"}}]}}}