Linux · SUSE Linux Enterprise · Security advisory · November 7, 2026
SUSE-SU-2026:5145-1: MozillaFirefox security update
SUSE-SU-2026:5145-1, released November 7, 2026, fixes 147 CVEs in MozillaFirefox (version 153.6.0-150400.157.19.1). One of them is being exploited (CVE-2026-111497); 1 on CISA KEV. Patch Radar priority: Patch now.
Patch now1 on CISA KEV1 publicly disclosed
CVEs closed
147
3 rated Critical
Exploited
1
CVE-2026-111497
Highest CVSS
9.8
Base score, 0 to 10
Highest EPSS
0.8264
99th percentile
Priority of the 147 CVEs
Patch now 1
Urgent 3
High 137
Routine 6
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| MozillaFirefox | sles 15.6 | 153.6.0-150400.157.19.1 |
| MozillaFirefox | sles 15.7 | 153.6.0-150400.157.19.1 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| Patch now | CVE-2026-111497 | Google: CVE-2026-111497 Buffer overflow vulnerability in the Brotli decoder | 9.8 | 0.8264 | KEVDisclosedExploited |
| Urgent | CVE-2026-117988 | MozillaFirefox: Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. | 9.6 | 0.0039 | None reported |
| Urgent | CVE-2026-117990 | MozillaFirefox: Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component. | 9.6 | 0.0039 | None reported |
| Urgent | CVE-2026-117997 | MozillaFirefox: Sandbox escape due to use-after-free in the Widget component. | 9.6 | 0.0038 | None reported |
| High | CVE-2026-117862 | MozillaFirefox: Privilege escalation due to incorrect boundary conditions in the Networking component. | 9.8 | 0.0053 | None reported |
| High | CVE-2026-117917 | MozillaFirefox: Invalid pointer in the Graphics: WebRender component. | 9.8 | 0.0053 | None reported |
| High | CVE-2026-117946 | MozillaFirefox: Incorrect boundary conditions in the JavaScript Engine component. | 9.8 | 0.0053 | None reported |
| High | CVE-2026-117945 | MozillaFirefox: Incorrect boundary conditions in the XML component. | 9.8 | 0.0051 | None reported |
| High | CVE-2026-117982 | MozillaFirefox: Invalid pointer in the JavaScript Engine: JIT component. | 9.8 | 0.0051 | None reported |
| High | CVE-2026-117980 | MozillaFirefox: Use-after-free in the Graphics component. | 9.8 | 0.0049 | None reported |
| High | CVE-2026-117981 | MozillaFirefox: Privilege escalation in the Toolkit component. | 9.8 | 0.0047 | None reported |
| High | CVE-2026-113470 | MozillaFirefox: Cryptographic issue in the Security Block-lists, Allow-lists, and other State component | 8.1 | 0.0046 | None reported |
| High | CVE-2026-117925 | MozillaFirefox: Use-after-free in the DOM: Core & HTML component. | 8.8 | 0.0043 | None reported |
| High | CVE-2026-117967 | MozillaFirefox: Mitigation bypass in the DOM: Security component. | 8.8 | 0.0041 | None reported |
| High | CVE-2026-117998 | MozillaFirefox: Mitigation bypass in the DOM: Push Subscriptions component. | 8.8 | 0.0041 | None reported |
| High | CVE-2026-117868 | MozillaFirefox: Sandbox escape in the DOM: Networking component. | 9.6 | 0.0041 | None reported |
| High | CVE-2026-117950 | MozillaFirefox: Incorrect boundary conditions in the DOM: Core & HTML component. | 8.8 | 0.0041 | None reported |
| High | CVE-2026-117979 | MozillaFirefox: Incorrect boundary conditions in the Graphics: WebRender component. | 8.8 | 0.0041 | None reported |
| High | CVE-2026-117971 | MozillaFirefox: Sandbox escape due to use-after-free in the Print Preview component. | 9.6 | 0.0040 | None reported |
| High | CVE-2026-117869 | MozillaFirefox: Use-after-free in the DOM: Core & HTML component. | 8.8 | 0.0040 | None reported |
| High | CVE-2026-117872 | MozillaFirefox: Use-after-free in the JavaScript: Standard Library component. | 8.8 | 0.0040 | None reported |
| High | CVE-2026-117881 | MozillaFirefox: Use-after-free in the DOM: Core & HTML component. | 8.8 | 0.0040 | None reported |
| High | CVE-2026-117883 | MozillaFirefox: Use-after-free in the DOM: HTML Parser component. | 8.8 | 0.0040 | None reported |
| High | CVE-2026-117884 | MozillaFirefox: Use-after-free in the Networking component. | 8.8 | 0.0040 | None reported |
| High | CVE-2026-117887 | MozillaFirefox: Use-after-free in the DOM: Core & HTML component. | 8.8 | 0.0040 | None reported |
Showing 1 to 25 of 147
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