vulnerability

Alma Linux: CVE-2023-6857: Important: thunderbird security update (Multiple Advisories)

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Severity
5
CVSS
(AV:N/AC:H/Au:N/C:N/I:C/A:N)
Published
Dec 19, 2023
Added
Jan 5, 2024
Modified
Aug 11, 2025

Description

When resolving a symlink, a race may occur where the buffer passed to `readlink` may actually be smaller than necessary.
*This bug only affects Firefox on Unix-based operating systems (Android, Linux, MacOS). Windows is unaffected.* This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

Solutions

alma-upgrade-firefoxalma-upgrade-firefox-x11alma-upgrade-thunderbird

References

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