{"schemaVersion":3,"id":"CVE-2024-3854","aliases":["UBUNTU-CVE-2024-3854","DEBIAN-CVE-2024-3854","CGA-fvpf-8fjw-84gg","CGA-mj2v-8gr6-3p37"],"status":"published","duplicateOf":null,"title":null,"description":"In some code patterns the JIT incorrectly optimized switch statements and generated code with out-of-bounds-reads. This vulnerability affects Firefox < 125, Firefox ESR < 115.10, and Thunderbird < 115.10.","dates":{"published":"2024-04-16T15:14:05.902Z","modified":"2024-08-01T20:26:57.045Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":8.8,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":8.8,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Ubuntu","score":8.8,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","exploitability":7.2,"impact":9.8,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Debian","score":8.8,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","exploitability":7.2,"impact":9.8,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Chainguard","score":8.8,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","exploitability":7.2,"impact":9.8,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":8.8,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00733,"percentile":0.53542,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.00733},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00733,"percentile":0.53542}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00733,"percentile":0.53542}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-125","name":"Out-of-bounds Read","description":"The product reads data past the end, or before the beginning, of the intended buffer.","type":"weakness","status":"Draft","abstraction":"Base","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/125.html"}],"affected":[{"vendor":"chainguard","product":"firefox-esr","name":"firefox-esr","label":"firefox-esr","ecosystem":"Chainguard","cpePart":null,"purl":"pkg:apk/chainguard/firefox-esr","purlType":"apk","versions":[{"text":"< 115.10.0-r0","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 115.10.0-r0","eol":null,"hubHref":null},{"vendor":"debian","product":"firefox-esr","name":"firefox-esr","label":"firefox-esr","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/firefox-esr","purlType":"deb","versions":[{"text":"< 115.10.0esr-1~deb12u1","noFixRecorded":false,"fixedIn":null},{"text":"< 115.10.0esr-1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 115.10.0esr-1~deb12u1 | < 115.10.0esr-1","eol":null,"hubHref":null},{"vendor":"debian","product":"thunderbird","name":"thunderbird","label":"thunderbird","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/thunderbird","purlType":"deb","versions":[{"text":"< 1:115.10.1-1~deb12u1","noFixRecorded":false,"fixedIn":null},{"text":"< 1:115.10.1-1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:115.10.1-1~deb12u1 | < 1:115.10.1-1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"firefox","name":"firefox","label":"firefox","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/firefox","purlType":"deb","versions":[{"text":"< 125.0.2+build1-0ubuntu0.20.04.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 125.0.2+build1-0ubuntu0.20.04.2","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"mozjs102","name":"mozjs102","label":"mozjs102","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/mozjs102","purlType":"deb","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"mozjs38","name":"mozjs38","label":"mozjs38","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/mozjs38","purlType":"deb","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"mozjs52","name":"mozjs52","label":"mozjs52","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/mozjs52","purlType":"deb","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"mozjs68","name":"mozjs68","label":"mozjs68","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/mozjs68","purlType":"deb","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"mozjs78","name":"mozjs78","label":"mozjs78","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/mozjs78","purlType":"deb","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"mozjs91","name":"mozjs91","label":"mozjs91","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/mozjs91","purlType":"deb","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"thunderbird","name":"thunderbird","label":"thunderbird","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/thunderbird","purlType":"deb","versions":[{"text":"< 1:115.10.1+build1-0ubuntu0.20.04.1","noFixRecorded":false,"fixedIn":null},{"text":"< 1:115.10.1+build1-0ubuntu0.22.04.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1:115.10.1+build1-0ubuntu0.20.04.1 | < 1:115.10.1+build1-0ubuntu0.22.04.1","eol":null,"hubHref":null},{"vendor":"mozilla","product":"firefox","name":"Firefox","label":"firefox","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ unspecified, < 125","noFixRecorded":false,"fixedIn":null},{"text":"< 115.10","noFixRecorded":false,"fixedIn":null},{"text":"< 125.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ unspecified, < 125 | < 115.10 | < 125.0","eol":{"isEol":null,"eolDate":null,"matchMethod":"cpe","cycle":null,"product":{"name":"firefox","label":"Firefox","category":"app"}},"hubHref":"/vendor/mozilla/firefox"},{"vendor":"mozilla","product":"firefox_esr","name":"firefox esr","label":"firefox_esr","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ unspecified, < 115.10","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ unspecified, < 115.10","eol":null,"hubHref":"/vendor/mozilla/firefox_esr"},{"vendor":"mozilla","product":"thunderbird","name":"Thunderbird","label":"thunderbird","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ unspecified, < 115.10","noFixRecorded":false,"fixedIn":null},{"text":"< 115.10","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ unspecified, < 115.10 | < 115.10","eol":null,"hubHref":"/vendor/mozilla/thunderbird"}],"affectedCount":14,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1884552","label":"bugzilla.mozilla.org/show_bug.cgi?id=1884552","hostname":"bugzilla.mozilla.org","tags":["REPORT","Issue Tracking"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/04/msg00012.html","label":"lists.debian.org/debian-lts-announce/2024/04/msg00012.html","hostname":"lists.debian.org","tags":["Advisory","Mailing List","Third Party Advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/04/msg00013.html","label":"lists.debian.org/debian-lts-announce/2024/04/msg00013.html","hostname":"lists.debian.org","tags":["Advisory","Mailing List","Third Party Advisory"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2024-18/","label":"www.mozilla.org/security/advisories/mfsa2024-18/","hostname":"www.mozilla.org","tags":["Advisory","Vendor Advisory"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2024-19/","label":"www.mozilla.org/security/advisories/mfsa2024-19/","hostname":"www.mozilla.org","tags":["Advisory","Vendor Advisory"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2024-20/","label":"www.mozilla.org/security/advisories/mfsa2024-20/","hostname":"www.mozilla.org","tags":["Advisory","Vendor Advisory"]},{"url":"https://ubuntu.com/security/CVE-2024-3854","label":"ubuntu.com/security/CVE-2024-3854","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2024-3854","label":"www.cve.org/CVERecord?id=CVE-2024-3854","hostname":"www.cve.org","tags":["REPORT"]},{"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2024-18/#CVE-2024-3854","label":"www.mozilla.org/en-US/security/advisories/mfsa2024-18/","hostname":"www.mozilla.org","tags":["REPORT"]},{"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2024-19/#CVE-2024-3854","label":"www.mozilla.org/en-US/security/advisories/mfsa2024-19/","hostname":"www.mozilla.org","tags":["REPORT"]},{"url":"https://ubuntu.com/security/notices/USN-6747-1","label":"ubuntu.com/security/notices/USN-6747-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/notices/USN-6750-1","label":"ubuntu.com/security/notices/USN-6750-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2024-3854","label":"security-tracker.debian.org/tracker/CVE-2024-3854","hostname":"security-tracker.debian.org","tags":["Advisory"]}],"lineage":{"upstream":[],"downstream":["DLA-3790-1","DLA-3791-1","DSA-5663-1","DSA-5670-1","MGASA-2024-0151","MGASA-2024-0153","OPENSUSE-SU-2024:13884-1","OPENSUSE-SU-2024:13907-1","OPENSUSE-SU-2024:14572-1","RHSA-2024:1904","RHSA-2024:1905","RHSA-2024:1906","RHSA-2024:1907","RHSA-2024:1908","RHSA-2024:1909","RHSA-2024:1910","RHSA-2024:1911","RHSA-2024:1912","RHSA-2024:1934","RHSA-2024:1935","RHSA-2024:1936","RHSA-2024:1937","RHSA-2024:1938","RHSA-2024:1939","RHSA-2024:1940","RHSA-2024:1941","RHSA-2024:1982","SUSE-SU-2024:1319-1","SUSE-SU-2024:1350-1","SUSE-SU-2024:1437-1","SUSE-SU-2024:1676-1","SUSE-SU-2024:1770-1","USN-6747-1","USN-6750-1"],"duplicates":[],"related":["CGA-P8FV-22HR-3GWX","CGA-QP3F-QRWV-XX22","OPENSUSE-SU-2024:13884-1","OPENSUSE-SU-2024:13907-1","OPENSUSE-SU-2024:14572-1","SUSE-SU-2024:1319-1","SUSE-SU-2024:1350-1","SUSE-SU-2024:1437-1","SUSE-SU-2024:1676-1","SUSE-SU-2024:1770-1","USN-6747-1","USN-6750-1"]},"timeline":[{"kind":"published","date":"2024-04-16T15:14:05.902Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-01T20:26:57.045Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":35,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T23:10:02.132Z","stale":false,"partial":false}}