{"schemaVersion":3,"id":"MGASA-2023-0266","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Updated firefox/thunderbird packages fix security vulnerability\n\nUse-after-free in workers. (CVE-2023-3600)\n\nFile Extension Spoofing using the Text Direction Override Character.\n(CVE-2023-3417)\n\nOffscreen Canvas could have bypassed cross-origin restrictions.\n(CVE-2023-4045)\n\nIncorrect value used during WASM compilation. (CVE-2023-4046)\n\nPotential permissions request bypass via clickjacking. (CVE-2023-4047)\n\nCrash in DOMParser due to out-of-memory conditions. (CVE-2023-4048)\n\nFix potential race conditions when releasing platform objects.\n(CVE-2023-4049)\n\nStack buffer overflow in StorageManager. (CVE-2023-4050)\n\nCookie jar overflow caused unexpected cookie jar state. (CVE-2023-4055)\n\nMemory safety bugs fixed in Firefox 116, Firefox ESR 115.1, Firefox ESR\n102.14, Thunderbird 115.1, and Thunderbird 102.14. (CVE-2023-4056)\n\nMemory safety bugs fixed in Firefox 116, Firefox ESR 115.1, and\nThunderbird 115.1. (CVE-2023-4057)\n\nMemory corruption in IPC CanvasTranslator. (CVE-2023-4573)\n\nMemory corruption in IPC ColorPickerShownCallback. (CVE-2023-4574)\n\nMemory corruption in IPC FilePickerShownCallback. (CVE-2023-4575)\n\nInteger Overflow in RecordedSourceSurfaceCreation. (CVE-2023-4576)\n\nMemory corruption in JIT UpdateRegExpStatics. (CVE-2023-4577)\n\nFull screen notification obscured by file open dialog. (CVE-2023-4051)\n\nError reporting methods in SpiderMonkey could have triggered an Out of\nMemory Exception. (CVE-2023-4578)\n\nFull screen notification obscured by external program. (CVE-2023-4053)\n\nPush notifications saved to disk unencrypted. (CVE-2023-4580)\n\nXLL file extensions were downloadable without warnings. (CVE-2023-4581)\n\nBrowsing Context potentially not cleared when closing Private Window.\n(CVE-2023-4583)\n\nMemory safety bugs fixed in Firefox 117, Firefox ESR 102.15, Firefox ESR\n115.2, Thunderbird 102.15, and Thunderbird 115.2. (CVE-2023-4584)\n\nMemory safety bugs fixed in Firefox 117, Firefox ESR 115.2, and\nThunderbird 115.2. (CVE-2023-4585)\n\nHeap buffer overflow in libwebp. (CVE-2023-4863)","dates":{"published":"2023-09-24T22:16:18.000Z","modified":"2026-04-16T04:41:02.744Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":null,"severity":"unknown","version":null,"versionLabel":null,"source":null,"vector":null,"computed":false,"selection":"none"},"metrics":[]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"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":[],"affected":[{"vendor":"mageia","product":"firefox","name":"firefox","label":"firefox","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/firefox","purlType":"rpm","versions":[{"text":"< 102.15.1-1.mga8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 102.15.1-1.mga8","eol":null,"hubHref":null},{"vendor":"mageia","product":"firefox-l10n","name":"firefox-l10n","label":"firefox-l10n","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/firefox-l10n","purlType":"rpm","versions":[{"text":"< 102.15.1-1.mga8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 102.15.1-1.mga8","eol":null,"hubHref":null},{"vendor":"mageia","product":"nss","name":"nss","label":"nss","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/nss","purlType":"rpm","versions":[{"text":"< 3.93.0-1.mga8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.93.0-1.mga8","eol":null,"hubHref":null},{"vendor":"mageia","product":"rootcerts","name":"rootcerts","label":"rootcerts","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/rootcerts","purlType":"rpm","versions":[{"text":"< 20230720.00-1.mga8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 20230720.00-1.mga8","eol":null,"hubHref":null},{"vendor":"mageia","product":"thunderbird","name":"thunderbird","label":"thunderbird","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/thunderbird","purlType":"rpm","versions":[{"text":"< 102.15.1-1.mga8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 102.15.1-1.mga8","eol":null,"hubHref":null},{"vendor":"mageia","product":"thunderbird-l10n","name":"thunderbird-l10n","label":"thunderbird-l10n","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/thunderbird-l10n","purlType":"rpm","versions":[{"text":"< 102.15.1-1.mga8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 102.15.1-1.mga8","eol":null,"hubHref":null},{"vendor":"mageia","product":"firefox","name":"firefox","label":"firefox","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/firefox","purlType":"rpm","versions":[{"text":"< 115.2.1-1.mga9","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 115.2.1-1.mga9","eol":null,"hubHref":null},{"vendor":"mageia","product":"firefox-l10n","name":"firefox-l10n","label":"firefox-l10n","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/firefox-l10n","purlType":"rpm","versions":[{"text":"< 115.2.1-1.mga9","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 115.2.1-1.mga9","eol":null,"hubHref":null},{"vendor":"mageia","product":"nss","name":"nss","label":"nss","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/nss","purlType":"rpm","versions":[{"text":"< 3.93.0-1.mga9","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.93.0-1.mga9","eol":null,"hubHref":null},{"vendor":"mageia","product":"rootcerts","name":"rootcerts","label":"rootcerts","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/rootcerts","purlType":"rpm","versions":[{"text":"< 20230720.00-1.mga9","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 20230720.00-1.mga9","eol":null,"hubHref":null},{"vendor":"mageia","product":"thunderbird","name":"thunderbird","label":"thunderbird","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/thunderbird","purlType":"rpm","versions":[{"text":"< 115.2.2-1.mga9","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 115.2.2-1.mga9","eol":null,"hubHref":null},{"vendor":"mageia","product":"thunderbird-l10n","name":"thunderbird-l10n","label":"thunderbird-l10n","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/thunderbird-l10n","purlType":"rpm","versions":[{"text":"< 115.2.2-1.mga9","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 115.2.2-1.mga9","eol":null,"hubHref":null}],"affectedCount":12,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://advisories.mageia.org/MGASA-2023-0266.html","label":"advisories.mageia.org/MGASA-2023-0266.html","hostname":"advisories.mageia.org","tags":["Advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=32258","label":"bugs.mageia.org/show_bug.cgi?id=32258","hostname":"bugs.mageia.org","tags":["REPORT"]},{"url":"https://www.mozilla.org/en-US/firefox/115.0.1/releasenotes/","label":"www.mozilla.org/en-US/firefox/115.0.1/releasenotes/","hostname":"www.mozilla.org","tags":["WEB"]},{"url":"https://www.mozilla.org/en-US/firefox/115.0.2/releasenotes/","label":"www.mozilla.org/en-US/firefox/115.0.2/releasenotes/","hostname":"www.mozilla.org","tags":["WEB"]},{"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2023-26/","label":"www.mozilla.org/en-US/security/advisories/mfsa2023-26/","hostname":"www.mozilla.org","tags":["Advisory"]},{"url":"https://www.mozilla.org/en-US/firefox/115.0.3/releasenotes/","label":"www.mozilla.org/en-US/firefox/115.0.3/releasenotes/","hostname":"www.mozilla.org","tags":["WEB"]},{"url":"https://www.mozilla.org/en-US/firefox/115.1.0/releasenotes/","label":"www.mozilla.org/en-US/firefox/115.1.0/releasenotes/","hostname":"www.mozilla.org","tags":["WEB"]},{"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2023-31/","label":"www.mozilla.org/en-US/security/advisories/mfsa2023-31/","hostname":"www.mozilla.org","tags":["Advisory"]},{"url":"https://www.mozilla.org/en-US/firefox/115.2.0/releasenotes/","label":"www.mozilla.org/en-US/firefox/115.2.0/releasenotes/","hostname":"www.mozilla.org","tags":["WEB"]},{"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2023-36/","label":"www.mozilla.org/en-US/security/advisories/mfsa2023-36/","hostname":"www.mozilla.org","tags":["Advisory"]},{"url":"https://firefox-source-docs.mozilla.org/security/nss/releases/nss_3_93.html","label":"firefox-source-docs.mozilla.org/security/nss/releases/nss_3_93.html","hostname":"firefox-source-docs.mozilla.org","tags":["WEB"]},{"url":"https://firefox-source-docs.mozilla.org/security/nss/releases/index.html","label":"firefox-source-docs.mozilla.org/security/nss/releases/index.html","hostname":"firefox-source-docs.mozilla.org","tags":["WEB"]},{"url":"https://www.thunderbird.net/en-US/thunderbird/115.0/releasenotes/","label":"www.thunderbird.net/en-US/thunderbird/115.0/releasenotes/","hostname":"www.thunderbird.net","tags":["WEB"]},{"url":"https://www.thunderbird.net/en-US/thunderbird/115.0.1/releasenotes/","label":"www.thunderbird.net/en-US/thunderbird/115.0.1/releasenotes/","hostname":"www.thunderbird.net","tags":["WEB"]},{"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2023-27/","label":"www.mozilla.org/en-US/security/advisories/mfsa2023-27/","hostname":"www.mozilla.org","tags":["Advisory"]},{"url":"https://www.thunderbird.net/en-US/thunderbird/115.1.0/releasenotes/","label":"www.thunderbird.net/en-US/thunderbird/115.1.0/releasenotes/","hostname":"www.thunderbird.net","tags":["WEB"]},{"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2023-33/","label":"www.mozilla.org/en-US/security/advisories/mfsa2023-33/","hostname":"www.mozilla.org","tags":["Advisory"]},{"url":"https://www.thunderbird.net/en-US/thunderbird/115.1.1/releasenotes/","label":"www.thunderbird.net/en-US/thunderbird/115.1.1/releasenotes/","hostname":"www.thunderbird.net","tags":["WEB"]},{"url":"https://www.thunderbird.net/en-US/thunderbird/115.2.0/releasenotes/","label":"www.thunderbird.net/en-US/thunderbird/115.2.0/releasenotes/","hostname":"www.thunderbird.net","tags":["WEB"]},{"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2023-38/","label":"www.mozilla.org/en-US/security/advisories/mfsa2023-38/","hostname":"www.mozilla.org","tags":["Advisory"]},{"url":"https://www.mozilla.org/en-US/firefox/115.2.1/releasenotes/","label":"www.mozilla.org/en-US/firefox/115.2.1/releasenotes/","hostname":"www.mozilla.org","tags":["WEB"]},{"url":"https://www.thunderbird.net/en-US/thunderbird/115.2.1/releasenotes/","label":"www.thunderbird.net/en-US/thunderbird/115.2.1/releasenotes/","hostname":"www.thunderbird.net","tags":["WEB"]},{"url":"https://www.thunderbird.net/en-US/thunderbird/115.2.2/releasenotes/","label":"www.thunderbird.net/en-US/thunderbird/115.2.2/releasenotes/","hostname":"www.thunderbird.net","tags":["WEB"]},{"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2023-40/","label":"www.mozilla.org/en-US/security/advisories/mfsa2023-40/","hostname":"www.mozilla.org","tags":["Advisory"]}],"lineage":{"upstream":["CVE-2023-3417","CVE-2023-3600","CVE-2023-4045","CVE-2023-4046","CVE-2023-4047","CVE-2023-4048","CVE-2023-4049","CVE-2023-4050","CVE-2023-4051","CVE-2023-4053","CVE-2023-4055","CVE-2023-4056","CVE-2023-4057","CVE-2023-4573","CVE-2023-4574","CVE-2023-4575","CVE-2023-4576","CVE-2023-4577","CVE-2023-4578","CVE-2023-4580","CVE-2023-4581","CVE-2023-4583","CVE-2023-4584","CVE-2023-4585","CVE-2023-4863"],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2023-09-24T22:16:18.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-16T04:41:02.744Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":0,"level":"minimal","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T21:06:17.421Z","stale":false,"partial":false}}