Out-of-bounds Write Affecting MozillaThunderbird-translations-other package, versions <153.4.0-150400.13.6.1


Severity

Recommended
critical

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.28% (20th percentile)

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  • Snyk IDSNYK-SLES157-MOZILLATHUNDERBIRDTRANSLATIONSOTHER-20876001
  • published13 Oct 2026
  • disclosed12 Oct 2026

Introduced: 12 Oct 2026

NewCVE-2026-103500  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade SLES:15.7 MozillaThunderbird-translations-other to version 153.4.0-150400.13.6.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream MozillaThunderbird-translations-other package and not the MozillaThunderbird-translations-other package as distributed by SLES. See How to fix? for SLES:15.7 relevant fixed versions and status.

An attacker could cause a heap buffer overflow by getting a user to open an email that is greater than or equal to 2GB in size. This vulnerability was fixed in Thunderbird 157, Thunderbird 140.17, and Thunderbird 153.4.

CVSS Base Scores

version 3.1