rhsa-2026:69461
HIGH CVSS 7.5 csaf_redhat
Description
An update for firefox is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Timeline
- Published
- 2026-09-21 18:15 UTC
- Last Modified
- 2026-09-22
CVSS Details
CVSS details not available.
Affected Products
No product information available.
References
No references available.
Linked Vulnerabilities
No linked vulnerabilities found.
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"text": "Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.\n\nSecurity Fix(es):\n\n* firefox: thunderbird: Use-after-free in the SVG component (CVE-2026-92024)\n\n* firefox: thunderbird: Mitigation bypass in the Remote Settings Client component (CVE-2026-92019)\n\n* firefox: thunderbird: Use-after-free in the Networking component (CVE-2026-92026)\n\n* firefox: thunderbird: Information disclosure in the Graphics: ImageLib component (CVE-2026-92031)\n\n* firefox: thunderbird: Sandbox escape due to invalid pointer in the Graphics component (CVE-2026-92032)\n\n* firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2026-92010)\n\n* firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2026-92006)\n\n* firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2026-92011)\n\n* firefox: thunderbird: Use-after-free in the DOM: Streams component (CVE-2026-92027)\n\n* firefox: thunderbird: Use-after-free in the DOM: Core & HTML component (CVE-2026-92028)\n\n* firefox: thunderbird: Privilege escalation in the WebExtensions component (CVE-2026-92015)\n\n* firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2026-92013)\n\n* firefox: thunderbird: Use-after-free in the Disability Access APIs component (CVE-2026-92016)\n\n* firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2026-92012)\n\n* firefox: thunderbird: Use-after-free in the DOM: HTML Parser component (CVE-2026-92022)\n\n* firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics component (CVE-2026-92014)\n\n* firefox: thunderbird: Sandbox escape in the DOM: Core & HTML component (CVE-2026-92018)\n\n* firefox: thunderbird: Use-after-free in the JavaScript Engine: JIT component (CVE-2026-92021)\n\n* firefox: thunderbird: Use-after-free in the Audio/Video: Web Codecs component (CVE-2026-92005)\n\n* firefox: thunderbird: Privilege escalation in the DOM: Service Workers component (CVE-2026-92017)\n\n* firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2026-92009)\n\n* firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics: WebRender component (CVE-2026-92020)\n\n* firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2026-92008)\n\n* firefox: thunderbird: Mitigation bypass in the DOM: Copy & Paste and Drag & Drop component (CVE-2026-92030)\n\n* firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2026-92007)\n\n* firefox: thunderbird: Use-after-free in the DOM: Navigation component (CVE-2026-92025)\n\n* firefox: thunderbird: Use-after-free in the SVG component (CVE-2026-92029)\n\n* firefox: thunderbird: Use-after-free in the XML component (CVE-2026-92023)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.",
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"category": "impact",
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}
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"title": "firefox: thunderbird: Information disclosure in the Graphics: ImageLib component"
},
{
"cve": "CVE-2026-92032",
"cwe": {
"id": "CWE-476",
"name": "NULL Pointer Dereference"
},
"discovery_date": "2026-09-15T12:45:07.307553+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "2533743"
}
],
"notes": [
{
"category": "description",
"text": "A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue:\nSandbox escape due to invalid pointer in the Graphics component",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "firefox: thunderbird: Sandbox escape due to invalid pointer in the Graphics component",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
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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": "2026-09-21T18:15:50+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",
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"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2026:69461"
}
],
"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"
},
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"threats": [
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],
"title": "firefox: thunderbird: Sandbox escape due to invalid pointer in the Graphics component"
}
]
}