Red Hat Security Advisory: firefox security update
Affects Red Hat firefoxSource GCVE Database
Mentioned vulnerabilities
Not known to be exploited · CVSS 4.7 Medium.
Data as of 8 Nov 2026, 06:35 UTC
Thin evidence
One scorer or none| CISA-ADP | CVSS 3.1 | 4.7 |
|---|
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:LExploitation evidence
Disclosed: evidence found.
CVE published 9 Jul 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 7 Nov 2026.
What to do
AI-suggested
Red Hat has released updated Firefox packages for Red Hat Enterprise Linux 8.6 and related variants that fix these vulnerabilities. Users should apply the provided updates as detailed in the Red Hat advisory (https://access.redhat.com/articles/11258) to remediate the issues. Since official fixes are available, applying these updates is the recommended mitigation.
Description
This Red Hat security advisory addresses multiple vulnerabilities in Mozilla Firefox, including a race condition in permission assignment (CVE-2024-6601), memory corruption in thread creation (CVE-2024-6603), and memory safety bugs (CVE-2024-6604). These issues were fixed in Firefox 128, Firefox ESR 115.13, and Thunderbird 115.13. The update is rated as Important by Red Hat Product Security and affects Red Hat Enterprise Linux 8.6 variants. The advisory provides updated packages to remediate these vulnerabilities.
References
- access.redhat.com/errata/RHSA-2024:4634 (opens in a new tab)
- access.redhat.com/security/updates/classification/ (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2296636 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2296638 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2296639 (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/advisories/2024/rhsa-2024_4634.json (opens in a new tab)