ALSA-2026:80694

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Import Source
https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:80694.json
JSON Data
https://api.osv.dev/v1/vulns/ALSA-2026:80694
Related
CVE (42)
  • CVE-2026-100756
  • CVE-2026-100757
  • CVE-2026-100758
  • CVE-2026-100759
  • CVE-2026-100762
  • 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-2026-100788
  • CVE-2026-100789
  • CVE-2026-100790
  • CVE-2026-100791
  • CVE-2026-100792
  • CVE-2026-100794
  • CVE-2026-100797
  • CVE-2026-100801
  • CVE-2026-100803
  • CVE-2026-100807
  • CVE-2026-100811
  • CVE-2026-100818
  • CVE-2026-100819
  • CVE-2026-100820
  • CVE-2026-100821
  • CVE-2026-100832
  • CVE-2026-96869
Published
2026-10-12T00:00:00Z
Modified
2026-10-26T20:12:04Z
Summary
Important: thunderbird security update
Details

Mozilla Thunderbird is a standalone mail and newsgroup client.

Security Fix(es):

  • firefox: thunderbird: Use-after-free in the Graphics: Canvas2D component (CVE-2026-100832)
  • firefox: Use-after-free in the Layout: Text and Fonts component (CVE-2026-100784)
  • firefox: thunderbird: Privilege escalation in the DLL Services component (CVE-2026-100801)
  • firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the Internationalization component (CVE-2026-100794)
  • firefox: thunderbird: Privilege escalation in the Address Bar component (CVE-2026-100820)
  • firefox: thunderbird: Use-after-free in the Graphics: Canvas2D component (CVE-2026-100777)
  • firefox: thunderbird: Information disclosure in the Networking: JAR component (CVE-2026-100766)
  • firefox: thunderbird: Use-after-free in the XSLT component (CVE-2026-100779)
  • firefox: thunderbird: Privilege escalation in the DOM: Service Workers component (CVE-2026-100807)
  • firefox: thunderbird: JIT miscompilation in the JavaScript: WebAssembly component (CVE-2026-100792)
  • firefox: Privilege escalation due to use-after-free in the Graphics: WebRender component (CVE-2026-100797)
  • firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the XPCOM component (CVE-2026-100819)
  • firefox: thunderbird: Use-after-free in the JavaScript: WebAssembly component (CVE-2026-100776)
  • firefox: thunderbird: Use-after-free in the Widget component (CVE-2026-100757)
  • firefox: Sandbox escape due to use-after-free in the Graphics component (CVE-2026-100786)
  • firefox: thunderbird: Information disclosure in the Networking component (CVE-2026-96869)
  • firefox: Sandbox escape due to use-after-free in the DOM: Content Processes component (CVE-2026-100770)
  • firefox: thunderbird: Use-after-free in the JavaScript: WebAssembly component (CVE-2026-100769)
  • firefox: Use-after-free in the DOM: Core & HTML component (CVE-2026-100791)
  • firefox: thunderbird: Sandbox escape due to use-after-free in the Widget: Gtk component (CVE-2026-100818)
  • firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics component (CVE-2026-100782)
  • firefox: firefox: Sandbox escape via use-after-free in DOM component (CVE-2026-100811)
  • firefox: thunderbird: Use-after-free in the DOM: Core & HTML component (CVE-2026-100772)
  • firefox: thunderbird: Uninitialized memory in the Storage: Quota Manager component (CVE-2026-100759)
  • firefox: Sandbox escape due to use-after-free in the DOM: Core & HTML component (CVE-2026-100778)
  • firefox: thunderbird: Sandbox escape in the DOM: Navigation component (CVE-2026-100758)
  • firefox: thunderbird: Sandbox escape in the Graphics component (CVE-2026-100775)
  • firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component (CVE-2026-100781)
  • firefox: Use-after-free in the DOM: Core & HTML component (CVE-2026-100774)
  • firefox: thunderbird: Same-origin policy bypass in the WebExtensions component (CVE-2026-100803)
  • firefox: thunderbird: Use-after-free in the Graphics: Canvas2D component (CVE-2026-100789)
  • firefox: thunderbird: Use-after-free in the DOM: Core & HTML component (CVE-2026-100785)
  • firefox: thunderbird: Site isolation issue in the Panning and Zooming component (CVE-2026-100821)
  • firefox: thunderbird: Invalid pointer in the JavaScript: WebAssembly component (CVE-2026-100788)
  • firefox: thunderbird: Undefined behavior in the DOM: Streams component (CVE-2026-100771)
  • firefox: Sandbox escape due to use-after-free in the DOM: Content Processes component (CVE-2026-100762)
  • firefox: thunderbird: Use-after-free in the XSLT component (CVE-2026-100790)
  • firefox: thunderbird: Use-after-free in the Storage: IndexedDB component (CVE-2026-100773)
  • firefox: thunderbird: Use-after-free in the DOM: Core & HTML component (CVE-2026-100780)
  • firefox: thunderbird: Use-after-free in the Networking: Cache component (CVE-2026-100767)
  • firefox: thunderbird: Incorrect boundary conditions in the Audio/Video: Playback component (CVE-2026-100756)
  • firefox: thunderbird: Uninitialized memory in the Audio/Video component (CVE-2026-100783)

For 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.

References

Affected packages

AlmaLinux:9 / thunderbird

Package

Name
thunderbird
Purl
pkg:rpm/almalinux/thunderbird

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
140.17.0-1.el9_8.alma.1

Database specific

source 
"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:80694.json"