RHSA-2026:82720
Vulnerability from csaf_redhat - Published: 2026-10-14 04:04 - Updated: 2026-10-15 08:06A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the Audio/Video: Web Codecs component
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: AppStream-8.8.0.Z.E4S:firefox-0:140.16.0-1.el8_8.ppc64le | — |
Vendor Fix
fix
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| Unresolved product id: AppStream-8.8.0.Z.E4S:firefox-0:140.16.0-1.el8_8.src | — |
Vendor Fix
fix
|
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| Unresolved product id: AppStream-8.8.0.Z.E4S:firefox-0:140.16.0-1.el8_8.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.8.0.Z.E4S:firefox-debuginfo-0:140.16.0-1.el8_8.ppc64le | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.8.0.Z.E4S:firefox-debuginfo-0:140.16.0-1.el8_8.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.8.0.Z.E4S:firefox-debugsource-0:140.16.0-1.el8_8.ppc64le | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.8.0.Z.E4S:firefox-debugsource-0:140.16.0-1.el8_8.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.8.0.Z.TUS:firefox-0:140.16.0-1.el8_8.src | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.8.0.Z.TUS:firefox-0:140.16.0-1.el8_8.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.8.0.Z.TUS:firefox-debuginfo-0:140.16.0-1.el8_8.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.8.0.Z.TUS:firefox-debugsource-0:140.16.0-1.el8_8.x86_64 | — |
Vendor Fix
fix
|
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation due to incorrect boundary conditions in the Graphics component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation in the WebExtensions component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the Disability Access APIs component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation in the DOM: Service Workers component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Sandbox escape in the DOM: Core & HTML component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the Remote Settings Client component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation due to incorrect boundary conditions in the Graphics: WebRender component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the JavaScript Engine: JIT component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the DOM: HTML Parser component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the XML component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the SVG component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the DOM: Navigation component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the Networking component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the DOM: Streams component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the DOM: Core & HTML component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the SVG component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: Copy & Paste and Drag & Drop component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Information disclosure in the Graphics: ImageLib component
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Sandbox escape due to invalid pointer in the Graphics component
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{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
"fixed": [
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]
},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2026-92032"
},
{
"category": "external",
"summary": "RHBZ#2533743",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2533743"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2026-92032",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92032"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2026-92032",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-92032"
},
{
"category": "external",
"summary": "https://www.mozilla.org/security/advisories/mfsa2026-92/#CVE-2026-92032",
"url": "https://www.mozilla.org/security/advisories/mfsa2026-92/#CVE-2026-92032"
},
{
"category": "external",
"summary": "https://www.mozilla.org/security/advisories/mfsa2026-95/#CVE-2026-92032",
"url": "https://www.mozilla.org/security/advisories/mfsa2026-95/#CVE-2026-92032"
}
],
"release_date": "2026-09-15T12:33:52.921000+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2026-10-14T04:04:56+00:00",
"details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258",
"product_ids": [
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"AppStream-8.8.0.Z.E4S:firefox-debugsource-0:140.16.0-1.el8_8.x86_64",
"AppStream-8.8.0.Z.TUS:firefox-0:140.16.0-1.el8_8.src",
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"AppStream-8.8.0.Z.TUS:firefox-debugsource-0:140.16.0-1.el8_8.x86_64"
],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2026:82720"
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.1,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
"version": "3.1"
},
"products": [
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"AppStream-8.8.0.Z.E4S:firefox-0:140.16.0-1.el8_8.src",
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]
}
],
"threats": [
{
"category": "impact",
"details": "Moderate"
}
],
"title": "firefox: thunderbird: Sandbox escape due to invalid pointer in the Graphics component"
}
]
}
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.