Buffer Access with Incorrect Length Value Affecting thunderbird-debuginfo package, versions <0:140.10.1-1.el10_2


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.47% (38th percentile)

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  • Snyk IDSNYK-RHEL10-THUNDERBIRDDEBUGINFO-18608643
  • published11 Aug 2026
  • disclosed7 May 2026

Introduced: 7 May 2026

CVE-2026-8091  (opens in a new tab)
CWE-805  (opens in a new tab)

How to fix?

Upgrade RHEL:10 thunderbird-debuginfo to version 0:140.10.1-1.el10_2 or higher.
This issue was patched in RHSA-2026:19153.

NVD Description

Note: Versions mentioned in the description apply only to the upstream thunderbird-debuginfo package and not the thunderbird-debuginfo package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

Incorrect boundary conditions in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150, Thunderbird 150, Firefox ESR 140.10.1, Thunderbird 140.10.1, and Firefox ESR 115.35.2.

References

CVSS Base Scores

version 3.1