thunderbird: Fix of 65 CVEs
- update to 153.3.1 ESR (MFSA 2026-96) - 153.3.1 is a respin of 153.3 and carries no security content of its own; every fix listed below comes from 153.3 - regenerate langpacks from the 153.3.1esr release xpi set (66 languages, the same set as 153.2.0esr) - CVE-2026-92238: Ambiguous parsing of mail headers - CVE-2026-92239: Buffer overrun in IMAP - CVE-2026-92240: Out-of-bounds read in IMAP response parser - CVE-2026-92005: Use-after-free in the Audio/Video: Web Codecs component - CVE-2026-92006: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92007: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92008: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92009: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92010: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92011: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92012: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92013: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92015: Privilege escalation in the WebExtensions component - CVE-2026-92035: Sandbox
- Products
- thunderbird
- Affected versions
- Not specified
- Fixed versions
- 153.3.1-1.el9_2.alma.1.tuxcare.els1
- CVEs
- CVE-2026-92005, CVE-2026-92006, CVE-2026-92007, CVE-2026-92008, CVE-2026-92009, CVE-2026-92010, CVE-2026-92011, CVE-2026-92012, CVE-2026-92013, CVE-2026-92015, CVE-2026-92016, CVE-2026-92017, CVE-2026-92018, CVE-2026-92019, CVE-2026-92020, CVE-2026-92022, CVE-2026-92023, CVE-2026-92024, CVE-2026-92025, CVE-2026-92026, CVE-2026-92027, CVE-2026-92028, CVE-2026-92029, CVE-2026-92030, CVE-2026-92031, CVE-2026-92032, CVE-2026-92035, CVE-2026-92038, CVE-2026-92039, CVE-2026-92041, CVE-2026-92042, CVE-2026-92043, CVE-2026-92044, CVE-2026-92045, CVE-2026-92046, CVE-2026-92047, CVE-2026-92048, CVE-2026-92049, CVE-2026-92052, CVE-2026-92053, CVE-2026-92054, CVE-2026-92055, CVE-2026-92056, CVE-2026-92057, CVE-2026-92058, CVE-2026-92059, CVE-2026-92060, CVE-2026-92062, CVE-2026-92064, CVE-2026-92065, CVE-2026-92067, CVE-2026-92068, CVE-2026-92069, CVE-2026-92070, CVE-2026-92071, CVE-2026-92072, CVE-2026-92073, CVE-2026-92074, CVE-2026-92075, CVE-2026-92076, CVE-2026-92077, CVE-2026-92078, CVE-2026-92079, CVE-2026-92238, CVE-2026-92239, CVE-2026-92240
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 11:56 UTC · Revision 1
Source evidence
- update to 153.3.1 ESR (MFSA 2026-96) - 153.3.1 is a respin of 153.3 and carries no security content of its own; every fix listed below comes from 153.3 - regenerate langpacks from the 153.3.1esr release xpi set (66 languages, the same set as 153.2.0esr) - CVE-2026-92238: Ambiguous parsing of mail headers - CVE-2026-92239: Buffer overrun in IMAP - CVE-2026-92240: Out-of-bounds read in IMAP response parser - CVE-2026-92005: Use-after-free in the Audio/Video: Web Codecs component - CVE-2026-92006: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92007: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92008: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92009: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92010: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92011: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92012: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92013: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92015: Privilege escalation in the WebExtensions component - CVE-2026-92035: Sandbox
osv:CLSA-2026-1791305177
thunderbird
Fixed versions: 153.3.1-1.el9_2.alma.1.tuxcare.els1
Complete source record
{
"id": "8faf94d93626b131d177e0bfe7a11c0ba31fe547f38ca4dd79b922320cbb4f58",
"url": "https://osv.dev/vulnerability/CLSA-2026-1791305177",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "thunderbird: Fix of 65 CVEs",
"summary": "- update to 153.3.1 ESR (MFSA 2026-96) - 153.3.1 is a respin of 153.3 and carries no security content of its own; every fix listed below comes from 153.3 - regenerate langpacks from the 153.3.1esr release xpi set (66 languages, the same set as 153.2.0esr) - CVE-2026-92238: Ambiguous parsing of mail headers - CVE-2026-92239: Buffer overrun in IMAP - CVE-2026-92240: Out-of-bounds read in IMAP response parser - CVE-2026-92005: Use-after-free in the Audio/Video: Web Codecs component - CVE-2026-92006: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92007: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92008: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92009: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92010: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92011: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92012: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92013: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component - CVE-2026-92015: Privilege escalation in the WebExtensions component - CVE-2026-92035: Sandbox ",
"evidence": "osv:CLSA-2026-1791305177",
"products": [
{
"name": {
"value": "thunderbird",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "153.3.1-1.el9_2.alma.1.tuxcare.els1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "CLSA-2026-1791305177",
"aliases": [
"CLSA-2026-1791305177"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "153.3.1-1.el9_2.alma.1.tuxcare.els1"
}
]
}
],
"package": {
"name": "thunderbird",
"purl": "pkg:rpm/tuxcare/thunderbird?distro=almalinux-9.2",
"ecosystem": "TuxCare:AlmaLinux:9.2"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1791305177.json"
}
}
],
"modified": "2026-10-26T09:43:50.462035097Z",
"provider": "osv",
"upstream": [
"CVE-2026-92005",
"CVE-2026-92006",
"CVE-2026-92007",
"CVE-2026-92008",
"CVE-2026-92009",
"CVE-2026-92010",
"CVE-2026-92011",
"CVE-2026-92012",
"CVE-2026-92013",
"CVE-2026-92015",
"CVE-2026-92016",
"CVE-2026-92017",
"CVE-2026-92018",
"CVE-2026-92019",
"CVE-2026-92020",
"CVE-2026-92022",
"CVE-2026-92023",
"CVE-2026-92024",
"CVE-2026-92025",
"CVE-2026-92026",
"CVE-2026-92027",
"CVE-2026-92028",
"CVE-2026-92029",
"CVE-2026-92030",
"CVE-2026-92031",
"CVE-2026-92032",
"CVE-2026-92035",
"CVE-2026-92038",
"CVE-2026-92039",
"CVE-2026-92041",
"CVE-2026-92042",
"CVE-2026-92043",
"CVE-2026-92044",
"CVE-2026-92045",
"CVE-2026-92046",
"CVE-2026-92047",
"CVE-2026-92048",
"CVE-2026-92049",
"CVE-2026-92052",
"CVE-2026-92053",
"CVE-2026-92054",
"CVE-2026-92055",
"CVE-2026-92056",
"CVE-2026-92057",
"CVE-2026-92058",
"CVE-2026-92059",
"CVE-2026-92060",
"CVE-2026-92062",
"CVE-2026-92064",
"CVE-2026-92065",
"CVE-2026-92067",
"CVE-2026-92068",
"CVE-2026-92069",
"CVE-2026-92070",
"CVE-2026-92071",
"CVE-2026-92072",
"CVE-2026-92073",
"CVE-2026-92074",
"CVE-2026-92075",
"CVE-2026-92076",
"CVE-2026-92077",
"CVE-2026-92078",
"CVE-2026-92079",
"CVE-2026-92238",
"CVE-2026-92239",
"CVE-2026-92240"
],
"references": [
"https://errata.tuxcare.com/els_os/almalinux9.2esu/CLSA-2026-1791305177.html",
"https://nvd.nist.gov/vuln/detail/CVE-2026-84128",
"https://nvd.nist.gov/vuln/detail/CVE-2026-84142",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92005",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92007",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92008",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92009",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92010",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92013",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92015",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92016",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92017",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92018",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92019",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92020",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92022",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92023",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92024",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92025",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92026",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92027",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92028",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92029",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92030",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92031",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92032",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92035",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92038",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92039",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92041",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92042",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92043",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92044",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92045",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92046",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92047",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92048",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92049",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92052",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92053",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92054",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92055",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92056",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92057",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92058",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92059",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92060",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92062",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92064",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92065",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92067",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92068",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92069",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92070",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92071",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92072",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92073",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92074",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92075",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92076",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92077",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92078",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92079",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92238",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92239",
"https://nvd.nist.gov/vuln/detail/CVE-2026-92240"
]
},
"related_cves": [
{
"value": "CVE-2026-92005",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92006",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92007",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92008",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92009",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92010",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92011",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92012",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92013",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92015",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92016",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92017",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92018",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92019",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92020",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92022",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92023",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92024",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92025",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92026",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92027",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92028",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92029",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92030",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92031",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92032",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92035",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92038",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92039",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92041",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92042",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92043",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92044",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92045",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92046",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92047",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92048",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92049",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92052",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92053",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92054",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92055",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92056",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92057",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92058",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92059",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92060",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92062",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92064",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92065",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92067",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92068",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92069",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92070",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92071",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92072",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92073",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92074",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92075",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92076",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92077",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92078",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92079",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92238",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92239",
"evidence": "/upstream"
},
{
"value": "CVE-2026-92240",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 450179,
"published_at": "2026-10-18T14:46:04+00:00"
}