vulnerability
Alma Linux: CVE-2025-8034: Important: firefox security update (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 9 | (AV:N/AC:M/Au:N/C:C/I:C/A:C) | Jul 24, 2025 | Jul 31, 2025 | Apr 20, 2026 |
Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Published
Jul 24, 2025
Added
Jul 31, 2025
Modified
Apr 20, 2026
Description
Memory safety bugs present in Firefox ESR 115.25, Firefox ESR 128.12, Thunderbird ESR 128.12, Firefox ESR 140.0, Thunderbird ESR 140.0, Firefox 140 and Thunderbird 140. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 141, Firefox ESR 115.26, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.
Solutions
alma-upgrade-firefoxalma-upgrade-firefox-x11alma-upgrade-thunderbird
References
- CVE-2025-8034
- https://attackerkb.com/topics/CVE-2025-8034
- CWE-119
- EUVD-EUVD-2025-22361
- https://errata.almalinux.org/8/ALSA-2025-11747.html
- https://errata.almalinux.org/8/ALSA-2025-13676.html
- https://errata.almalinux.org/9/ALSA-2025-11748.html
- https://errata.almalinux.org/9/ALSA-2025-12187.html
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2025-22361
Rapid7 Labs
2026 Global Threat Landscape Report
The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.