vulnerability
Alma Linux: CVE-2023-6857: Important: thunderbird security update (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:H/Au:N/C:N/I:C/A:N) | Dec 19, 2023 | Jan 5, 2024 | Mar 31, 2026 |
Severity
5
CVSS
(AV:N/AC:H/Au:N/C:N/I:C/A:N)
Published
Dec 19, 2023
Added
Jan 5, 2024
Modified
Mar 31, 2026
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
- CVE-2023-6857
- https://attackerkb.com/topics/CVE-2023-6857
- CWE-362
- EUVD-EUVD-2023-59061
- https://errata.almalinux.org/8/ALSA-2024-0003.html
- https://errata.almalinux.org/8/ALSA-2024-0012.html
- https://errata.almalinux.org/9/ALSA-2024-0001.html
- https://errata.almalinux.org/9/ALSA-2024-0025.html
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2023-59061
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