Security update for MozillaFirefox
This update for MozillaFirefox fixes the following issues: Update to Firefox Extended Support Release 153.4.0 ESR (MFSA 2026-100, bsc#1282929): - CVE-2026-96869: Information disclosure in the Networking component. - CVE-2026-100756: Incorrect boundary conditions in the Audio/Video: Playback component. - CVE-2026-100757: Use-after-free in the Widget component. - CVE-2026-100758: Sandbox escape in the DOM: Navigation component. - CVE-2026-100759: Uninitialized memory in the Storage: Quota Manager component. - CVE-2026-100760: Sandbox escape in the Security: Process Sandboxing component. - CVE-2026-100762: Sandbox escape due to use-after-free in the DOM: Content Processes component. - CVE-2026-100765: Use-after-free in the JavaScript: WebAssembly component. - CVE-2026-100766: Information disclosure in the Networking: JAR component. - CVE-2026-100767: Use-after-free in the Networking: Cache component. - CVE-2026-100769: Use-after-free in the JavaScript: WebAssembly component. - CVE-2026-100770: Sandbox escape due to use-after-free in the DOM: Content Processes component. - CVE-2026-100771: Undefined behavior in the DOM: Streams component. - CVE-2026-100772: Use-after-free in the DOM: Core & HTML component. - CVE-2026-100773: Use-after-free in the Storage: IndexedDB component. - CVE-2026-100774: Use-after-free in the DOM: Core & HTML component. - CVE-2026-100775: Sandbox escape in the Graphics component. - CVE-2026-100776: Use-after-free in the JavaScript: WebAssembly component. -
- Products
- MozillaFirefox
- Affected versions
- Not specified
- Fixed versions
- 153.4.0-160000.1.1
- CVEs
- CVE-2026-100756, CVE-2026-100757, CVE-2026-100758, CVE-2026-100759, CVE-2026-100760, CVE-2026-100762, CVE-2026-100765, CVE-2026-100766, CVE-2026-100767, CVE-2026-100769, CVE-2026-100770, CVE-2026-100771, CVE-2026-100772, CVE-2026-100773, CVE-2026-100774, CVE-2026-100775, CVE-2026-100776, CVE-2026-100777, CVE-2026-100778, CVE-2026-100779, CVE-2026-100780, CVE-2026-100781, CVE-2026-100782, CVE-2026-100783, CVE-2026-100784, CVE-2026-100785, CVE-2026-100786, CVE-2026-100787, CVE-2026-100788, CVE-2026-100789, CVE-2026-100790, CVE-2026-100791, CVE-2026-100792, CVE-2026-100794, CVE-2026-100797, CVE-2026-100798, CVE-2026-100800, CVE-2026-100801, CVE-2026-100803, CVE-2026-100806, CVE-2026-100807, CVE-2026-100808, CVE-2026-100809, CVE-2026-100811, CVE-2026-100812, CVE-2026-100814, CVE-2026-100815, CVE-2026-100816, CVE-2026-100818, CVE-2026-100819, CVE-2026-100820, CVE-2026-100821, CVE-2026-100822, CVE-2026-100824, CVE-2026-100825, CVE-2026-100826, CVE-2026-100828, CVE-2026-100829, CVE-2026-100830, CVE-2026-100831, CVE-2026-100832, CVE-2026-96869
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 27 Oct 2026, 12:22 UTC · Revision 1
Source evidence
This update for MozillaFirefox fixes the following issues: Update to Firefox Extended Support Release 153.4.0 ESR (MFSA 2026-100, bsc#1282929): - CVE-2026-96869: Information disclosure in the Networking component. - CVE-2026-100756: Incorrect boundary conditions in the Audio/Video: Playback component. - CVE-2026-100757: Use-after-free in the Widget component. - CVE-2026-100758: Sandbox escape in the DOM: Navigation component. - CVE-2026-100759: Uninitialized memory in the Storage: Quota Manager component. - CVE-2026-100760: Sandbox escape in the Security: Process Sandboxing component. - CVE-2026-100762: Sandbox escape due to use-after-free in the DOM: Content Processes component. - CVE-2026-100765: Use-after-free in the JavaScript: WebAssembly component. - CVE-2026-100766: Information disclosure in the Networking: JAR component. - CVE-2026-100767: Use-after-free in the Networking: Cache component. - CVE-2026-100769: Use-after-free in the JavaScript: WebAssembly component. - CVE-2026-100770: Sandbox escape due to use-after-free in the DOM: Content Processes component. - CVE-2026-100771: Undefined behavior in the DOM: Streams component. - CVE-2026-100772: Use-after-free in the DOM: Core & HTML component. - CVE-2026-100773: Use-after-free in the Storage: IndexedDB component. - CVE-2026-100774: Use-after-free in the DOM: Core & HTML component. - CVE-2026-100775: Sandbox escape in the Graphics component. - CVE-2026-100776: Use-after-free in the JavaScript: WebAssembly component. -
osv:SUSE-SU-2026:23981-1
MozillaFirefox
Fixed versions: 153.4.0-160000.1.1
MozillaFirefox
Fixed versions: 153.4.0-160000.1.1
Complete source record
{
"id": "83082e34f5ec52ad8c8ed25dbbe0302eb1f37d059b2ed88388f219402ec00fe2",
"url": "https://osv.dev/vulnerability/SUSE-SU-2026%3A23981-1",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Security update for MozillaFirefox",
"summary": "This update for MozillaFirefox fixes the following issues: Update to Firefox Extended Support Release 153.4.0 ESR (MFSA 2026-100, bsc#1282929): - CVE-2026-96869: Information disclosure in the Networking component. - CVE-2026-100756: Incorrect boundary conditions in the Audio/Video: Playback component. - CVE-2026-100757: Use-after-free in the Widget component. - CVE-2026-100758: Sandbox escape in the DOM: Navigation component. - CVE-2026-100759: Uninitialized memory in the Storage: Quota Manager component. - CVE-2026-100760: Sandbox escape in the Security: Process Sandboxing component. - CVE-2026-100762: Sandbox escape due to use-after-free in the DOM: Content Processes component. - CVE-2026-100765: Use-after-free in the JavaScript: WebAssembly component. - CVE-2026-100766: Information disclosure in the Networking: JAR component. - CVE-2026-100767: Use-after-free in the Networking: Cache component. - CVE-2026-100769: Use-after-free in the JavaScript: WebAssembly component. - CVE-2026-100770: Sandbox escape due to use-after-free in the DOM: Content Processes component. - CVE-2026-100771: Undefined behavior in the DOM: Streams component. - CVE-2026-100772: Use-after-free in the DOM: Core & HTML component. - CVE-2026-100773: Use-after-free in the Storage: IndexedDB component. - CVE-2026-100774: Use-after-free in the DOM: Core & HTML component. - CVE-2026-100775: Sandbox escape in the Graphics component. - CVE-2026-100776: Use-after-free in the JavaScript: WebAssembly component. -",
"evidence": "osv:SUSE-SU-2026:23981-1",
"products": [
{
"name": {
"value": "MozillaFirefox",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "153.4.0-160000.1.1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "MozillaFirefox",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "153.4.0-160000.1.1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "SUSE-SU-2026:23981-1",
"aliases": [
"SUSE-SU-2026:23981-1"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "153.4.0-160000.1.1"
}
]
}
],
"package": {
"name": "MozillaFirefox",
"purl": "pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2016.0",
"ecosystem": "SUSE:Linux Enterprise Server 16.0"
},
"database_specific": {
"source": "https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:23981-1.json"
},
"ecosystem_specific": {
"binaries": [
{
"MozillaFirefox": "153.4.0-160000.1.1",
"MozillaFirefox-devel": "153.4.0-160000.1.1",
"MozillaFirefox-translations-other": "153.4.0-160000.1.1",
"MozillaFirefox-translations-common": "153.4.0-160000.1.1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "153.4.0-160000.1.1"
}
]
}
],
"package": {
"name": "MozillaFirefox",
"purl": "pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0",
"ecosystem": "SUSE:Linux Enterprise Server for SAP applications 16.0"
},
"database_specific": {
"source": "https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:23981-1.json"
},
"ecosystem_specific": {
"binaries": [
{
"MozillaFirefox": "153.4.0-160000.1.1",
"MozillaFirefox-devel": "153.4.0-160000.1.1",
"MozillaFirefox-translations-other": "153.4.0-160000.1.1",
"MozillaFirefox-translations-common": "153.4.0-160000.1.1"
}
]
}
}
],
"modified": "2026-10-06T17:23:09.000582669Z",
"provider": "osv",
"upstream": [
"CVE-2026-100756",
"CVE-2026-100757",
"CVE-2026-100758",
"CVE-2026-100759",
"CVE-2026-100760",
"CVE-2026-100762",
"CVE-2026-100765",
"CVE-2026-100766",
"CVE-2026-100767",
"CVE-2026-100769",
"CVE-2026-100770",
"CVE-2026-100771",
"CVE-2026-100772",
"CVE-2026-100773",
"CVE-2026-100774",
"CVE-2026-100775",
"CVE-2026-100776",
"CVE-2026-100777",
"CVE-2026-100778",
"CVE-2026-100779",
"CVE-2026-100780",
"CVE-2026-100781",
"CVE-2026-100782",
"CVE-2026-100783",
"CVE-2026-100784",
"CVE-2026-100785",
"CVE-2026-100786",
"CVE-2026-100787",
"CVE-2026-100788",
"CVE-2026-100789",
"CVE-2026-100790",
"CVE-2026-100791",
"CVE-2026-100792",
"CVE-2026-100794",
"CVE-2026-100797",
"CVE-2026-100798",
"CVE-2026-100800",
"CVE-2026-100801",
"CVE-2026-100803",
"CVE-2026-100806",
"CVE-2026-100807",
"CVE-2026-100808",
"CVE-2026-100809",
"CVE-2026-100811",
"CVE-2026-100812",
"CVE-2026-100814",
"CVE-2026-100815",
"CVE-2026-100816",
"CVE-2026-100818",
"CVE-2026-100819",
"CVE-2026-100820",
"CVE-2026-100821",
"CVE-2026-100822",
"CVE-2026-100824",
"CVE-2026-100825",
"CVE-2026-100826",
"CVE-2026-100828",
"CVE-2026-100829",
"CVE-2026-100830",
"CVE-2026-100831",
"CVE-2026-100832",
"CVE-2026-96869"
],
"references": [
"https://www.suse.com/support/update/announcement/2026/suse-su-202623981-1/",
"https://bugzilla.suse.com/1282929",
"https://www.suse.com/security/cve/CVE-2026-100756",
"https://www.suse.com/security/cve/CVE-2026-100757",
"https://www.suse.com/security/cve/CVE-2026-100758",
"https://www.suse.com/security/cve/CVE-2026-100759",
"https://www.suse.com/security/cve/CVE-2026-100760",
"https://www.suse.com/security/cve/CVE-2026-100762",
"https://www.suse.com/security/cve/CVE-2026-100765",
"https://www.suse.com/security/cve/CVE-2026-100766",
"https://www.suse.com/security/cve/CVE-2026-100767",
"https://www.suse.com/security/cve/CVE-2026-100769",
"https://www.suse.com/security/cve/CVE-2026-100770",
"https://www.suse.com/security/cve/CVE-2026-100771",
"https://www.suse.com/security/cve/CVE-2026-100772",
"https://www.suse.com/security/cve/CVE-2026-100773",
"https://www.suse.com/security/cve/CVE-2026-100774",
"https://www.suse.com/security/cve/CVE-2026-100775",
"https://www.suse.com/security/cve/CVE-2026-100776",
"https://www.suse.com/security/cve/CVE-2026-100777",
"https://www.suse.com/security/cve/CVE-2026-100778",
"https://www.suse.com/security/cve/CVE-2026-100779",
"https://www.suse.com/security/cve/CVE-2026-100780",
"https://www.suse.com/security/cve/CVE-2026-100781",
"https://www.suse.com/security/cve/CVE-2026-100782",
"https://www.suse.com/security/cve/CVE-2026-100783",
"https://www.suse.com/security/cve/CVE-2026-100784",
"https://www.suse.com/security/cve/CVE-2026-100785",
"https://www.suse.com/security/cve/CVE-2026-100786",
"https://www.suse.com/security/cve/CVE-2026-100787",
"https://www.suse.com/security/cve/CVE-2026-100788",
"https://www.suse.com/security/cve/CVE-2026-100789",
"https://www.suse.com/security/cve/CVE-2026-100790",
"https://www.suse.com/security/cve/CVE-2026-100791",
"https://www.suse.com/security/cve/CVE-2026-100792",
"https://www.suse.com/security/cve/CVE-2026-100794",
"https://www.suse.com/security/cve/CVE-2026-100797",
"https://www.suse.com/security/cve/CVE-2026-100798",
"https://www.suse.com/security/cve/CVE-2026-100800",
"https://www.suse.com/security/cve/CVE-2026-100801",
"https://www.suse.com/security/cve/CVE-2026-100803",
"https://www.suse.com/security/cve/CVE-2026-100806",
"https://www.suse.com/security/cve/CVE-2026-100807",
"https://www.suse.com/security/cve/CVE-2026-100808",
"https://www.suse.com/security/cve/CVE-2026-100809",
"https://www.suse.com/security/cve/CVE-2026-100811",
"https://www.suse.com/security/cve/CVE-2026-100812",
"https://www.suse.com/security/cve/CVE-2026-100814",
"https://www.suse.com/security/cve/CVE-2026-100815",
"https://www.suse.com/security/cve/CVE-2026-100816",
"https://www.suse.com/security/cve/CVE-2026-100818",
"https://www.suse.com/security/cve/CVE-2026-100819",
"https://www.suse.com/security/cve/CVE-2026-100820",
"https://www.suse.com/security/cve/CVE-2026-100821",
"https://www.suse.com/security/cve/CVE-2026-100822",
"https://www.suse.com/security/cve/CVE-2026-100824",
"https://www.suse.com/security/cve/CVE-2026-100825",
"https://www.suse.com/security/cve/CVE-2026-100826",
"https://www.suse.com/security/cve/CVE-2026-100828",
"https://www.suse.com/security/cve/CVE-2026-100829",
"https://www.suse.com/security/cve/CVE-2026-100830",
"https://www.suse.com/security/cve/CVE-2026-100831",
"https://www.suse.com/security/cve/CVE-2026-100832",
"https://www.suse.com/security/cve/CVE-2026-96869"
]
},
"related_cves": [
{
"value": "CVE-2026-100756",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100757",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100758",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100759",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100760",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100762",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100765",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100766",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100767",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100769",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100770",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100771",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100772",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100773",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100774",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100775",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100776",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100777",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100778",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100779",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100780",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100781",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100782",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100783",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100784",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100785",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100786",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100787",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100788",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100789",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100790",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100791",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100792",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100794",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100797",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100798",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100800",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100801",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100803",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100806",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100807",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100808",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100809",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100811",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100812",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100814",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100815",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100816",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100818",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100819",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100820",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100821",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100822",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100824",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100825",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100826",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100828",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100829",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100830",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100831",
"evidence": "/upstream"
},
{
"value": "CVE-2026-100832",
"evidence": "/upstream"
},
{
"value": "CVE-2026-96869",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 89325,
"published_at": "2026-09-30T13:03:58+00:00"
}