vulnerability
Alma Linux: CVE-2023-4585: Important: firefox security update (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 9 | (AV:N/AC:M/Au:N/C:C/I:C/A:C) | Sep 4, 2023 | Sep 7, 2023 | Mar 31, 2026 |
Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Published
Sep 4, 2023
Added
Sep 7, 2023
Modified
Mar 31, 2026
Description
Memory safety bugs present in Firefox 116, Firefox ESR 115.1, and Thunderbird 115.1. 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 affects Firefox < 117, Firefox ESR < 115.2, and Thunderbird < 115.2.
Solutions
alma-upgrade-firefoxalma-upgrade-firefox-x11alma-upgrade-thunderbird
References
- CVE-2023-4585
- https://attackerkb.com/topics/CVE-2023-4585
- CWE-787
- EUVD-EUVD-2023-54439
- https://errata.almalinux.org/8/ALSA-2023-4952.html
- https://errata.almalinux.org/8/ALSA-2023-4954.html
- https://errata.almalinux.org/9/ALSA-2023-4955.html
- https://errata.almalinux.org/9/ALSA-2023-4958.html
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2023-54439
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.