SUSE-SU-2026:22351-1

See a problem?
Please try reporting it to the source first.
Source
https://www.suse.com/support/update/announcement/2026/suse-su-202622351-1/
Import Source
https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:22351-1.json
JSON Data
https://api.osv.dev/v1/vulns/SUSE-SU-2026:22351-1
Upstream
CVE (29)
  • CVE-2026-12289
  • CVE-2026-12290
  • CVE-2026-12291
  • CVE-2026-12292
  • CVE-2026-12294
  • CVE-2026-12295
  • CVE-2026-12296
  • CVE-2026-12297
  • CVE-2026-12298
  • CVE-2026-12299
  • CVE-2026-12302
  • CVE-2026-12304
  • CVE-2026-12305
  • CVE-2026-12306
  • CVE-2026-12307
  • CVE-2026-12308
  • CVE-2026-12309
  • CVE-2026-12310
  • CVE-2026-12311
  • CVE-2026-12312
  • CVE-2026-12313
  • CVE-2026-12314
  • CVE-2026-12315
  • CVE-2026-12324
  • CVE-2026-12325
  • CVE-2026-12327
  • CVE-2026-12328
  • CVE-2026-12329
  • CVE-2026-12330
Related
CVE (29)
  • CVE-2026-12289
  • CVE-2026-12290
  • CVE-2026-12291
  • CVE-2026-12292
  • CVE-2026-12294
  • CVE-2026-12295
  • CVE-2026-12296
  • CVE-2026-12297
  • CVE-2026-12298
  • CVE-2026-12299
  • CVE-2026-12302
  • CVE-2026-12304
  • CVE-2026-12305
  • CVE-2026-12306
  • CVE-2026-12307
  • CVE-2026-12308
  • CVE-2026-12309
  • CVE-2026-12310
  • CVE-2026-12311
  • CVE-2026-12312
  • CVE-2026-12313
  • CVE-2026-12314
  • CVE-2026-12315
  • CVE-2026-12324
  • CVE-2026-12325
  • CVE-2026-12327
  • CVE-2026-12328
  • CVE-2026-12329
  • CVE-2026-12330
Published
2026-06-24T08:56:23Z
Modified
2026-07-02T18:24:13Z
Summary
Security update for MozillaFirefox
Details

This update for MozillaFirefox fixes the following issue

Update to Firefox 140.12.0 ESR (MFSA 2026-58, bsc#1268071):

  • CVE-2026-12289: Privilege escalation in the Graphics: WebRender component.
  • CVE-2026-12290: Memory safety bug fixed in Firefox ESR 140.12.
  • CVE-2026-12291: Use-after-free in the Networking: HTTP component.
  • CVE-2026-12292: Incorrect boundary conditions in the Web Audio component.
  • CVE-2026-12294: Sandbox escape in the DOM: Workers component.
  • CVE-2026-12295: Sandbox escape in the DOM: Navigation component.
  • CVE-2026-12296: Sandbox escape in the Security: Process Sandboxing component.
  • CVE-2026-12297: Sandbox escape due to incorrect boundary conditions in the Networking component.
  • CVE-2026-12298: Memory safety bug fixed in Firefox ESR 140.12.
  • CVE-2026-12299: JIT miscompilation in the DOM: Core & HTML component.
  • CVE-2026-12302: Mitigation bypass in the DOM: Security component.
  • CVE-2026-12304: Same-origin policy bypass in the Networking: Cookies component.
  • CVE-2026-12305: Memory safety bug fixed in Firefox ESR 140.12.
  • CVE-2026-12306: Memory safety bug fixed in Firefox ESR 140.12.
  • CVE-2026-12307: Memory safety bug fixed in Firefox ESR 140.12.
  • CVE-2026-12308: Memory safety bug fixed in Firefox ESR 140.12.
  • CVE-2026-12309: Memory safety bug fixed in Firefox ESR 140.12.
  • CVE-2026-12310: Memory safety bug fixed in Firefox ESR 140.12.
  • CVE-2026-12311: Information disclosure, sandbox escape in the Security: Process Sandboxing component.
  • CVE-2026-12312: Memory safety bug fixed in Firefox ESR 140.12.
  • CVE-2026-12313: Information disclosure, sandbox escape in the Security: Process Sandboxing component.
  • CVE-2026-12314: Memory safety bug fixed in Firefox ESR 140.12.
  • CVE-2026-12315: Mitigation bypass in the DOM: Security component.
  • CVE-2026-12324: Incorrect boundary conditions in the Graphics: CanvasWebGL component.
  • CVE-2026-12325: Denial-of-service in the Graphics: ImageLib component.
  • CVE-2026-12327: Memory safety bugs fixed in Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152.
  • CVE-2026-12328: Memory safety bugs fixed in Firefox ESR 115.37, Firefox ESR 140.12, Thunderbird ESR 140.12, Firefox 152 and Thunderbird 152.
  • CVE-2026-12329: Memory safety bug fixed in Firefox ESR 140.12.
  • CVE-2026-12330: Incorrect boundary conditions in the Internationalization component.
References

Affected packages

SUSE:Linux Enterprise Server 16.0 / MozillaFirefox

Package

Name
MozillaFirefox
Purl
pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2016.0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
140.12.0-160000.1.1

Ecosystem specific 

{
    "binaries":  [
        {
            "MozillaFirefox":  "140.12.0-160000.1.1",
            "MozillaFirefox-devel":  "140.12.0-160000.1.1",
            "MozillaFirefox-translations-common":  "140.12.0-160000.1.1",
            "MozillaFirefox-translations-other":  "140.12.0-160000.1.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:22351-1.json"

SUSE:Linux Enterprise Server for SAP applications 16.0 / MozillaFirefox

Package

Name
MozillaFirefox
Purl
pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
140.12.0-160000.1.1

Ecosystem specific 

{
    "binaries":  [
        {
            "MozillaFirefox":  "140.12.0-160000.1.1",
            "MozillaFirefox-devel":  "140.12.0-160000.1.1",
            "MozillaFirefox-translations-common":  "140.12.0-160000.1.1",
            "MozillaFirefox-translations-other":  "140.12.0-160000.1.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:22351-1.json"