Upstream information

CVE-2026-124889 at MITRE

Description

Use-after-free in the CSS Parsing and Computation component. This vulnerability was fixed in Firefox 160 and Firefox ESR 153.7.

SUSE information

Overall state of this security issue: New

This issue is currently rated as having important severity.

CVSS v3 Scores
CVSS detail CNA (CISA-ADP)
Base Score 8.8
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
CVSSv3 Version 3.1
No SUSE Bugzilla entries cross referenced.

No SUSE Security Announcements cross referenced.

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Server LTSS Extended Security 12 SP5
  • MozillaFirefox >= 153.7.0-118.22.1
  • MozillaFirefox-devel >= 153.7.0-118.22.1
  • MozillaFirefox-translations-common >= 153.7.0-118.22.1
 Patchnames:
SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2026-5174 (x86_64)

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products under general support and receiving all security fixes.
SUSE Linux Enterprise Server 16.0 MozillaFirefox In progress
SUSE Linux Enterprise Server 16.0 mozilla-nss In progress
SUSE Linux Enterprise Server 16.1 MozillaFirefox In progress
SUSE Linux Enterprise Server 16.1 mozilla-nss In progress
SUSE Linux Enterprise Server for NVIDIA 16.1 MozillaFirefox In progress
SUSE Linux Enterprise Server for NVIDIA 16.1 mozilla-nss In progress
SUSE Linux Enterprise Server for SAP applications 16.0 MozillaFirefox In progress
SUSE Linux Enterprise Server for SAP applications 16.0 mozilla-nss In progress
SUSE Linux Enterprise Server for SAP applications 16.1 MozillaFirefox In progress
SUSE Linux Enterprise Server for SAP applications 16.1 mozilla-nss In progress
SUSE Linux Micro 6.2 mozilla-nss In progress
Products under Long Term Service Pack support and receiving important and critical security fixes.
SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 MozillaFirefox Released

SUSE Timeline for this CVE

CVE page created: Tue Nov 10 20:02:07 2026
CVE page last modified: Tue Nov 10 20:02:07 2026