Threats Tagged 'cve-2026-12319'

Multiple security vulnerabilities affecting Mozilla Firefox and Thunderbird have been addressed in Red Hat Enterprise Linux 10 updates. These include sandbox escapes, information disclosure, memory safety bugs, mitigation bypasses, privilege escalation, denial-of-service, and boundary condition errors across various components such as DOM, Security Process Sandboxing, Graphics, Networking, and Internationalization. The update fixes these issues in Firefox ESR 140.12, Firefox 152, Thunderbird ESR 140.12, and Thunderbird 152. The vulnerabilities have a high security impact and affect Red Hat Enterprise Linux 10 versions with firefox-0:140.12.0-1.el10_2.x86_64. Users are advised to apply the security update provided by Red Hat to remediate these issues.

CVE-2026-12319 is a denial-of-service vulnerability in the Audio/Video playback component of Mozilla Firefox. This vulnerability affects Firefox versions prior to 152 and was fixed in Firefox 152. The issue can cause application disruption but does not impact confidentiality or integrity. The vulnerability is part of a broader set of security fixes released in Firefox 152 addressing multiple memory safety, sandbox escape, and other security issues. No known exploits are reported in the wild for this specific vulnerability.