Skip to main content
← All vulnerabilities
CVE-2023-6212

Memory safety bugs present in Firefox 119, Firefox ESR 115.4, and Thunderbird 115.4.

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 120, 115.5.0, 115.5
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

Memory safety bugs present in Firefox 119, Firefox ESR 115.4, and Thunderbird 115.4. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • Mozilla Firefox

    fixed in 120

  • Mozilla Firefox ESR

    fixed in 115.5.0

  • Mozilla Thunderbird

    fixed in 115.5

References 7

bugzilla.mozilla.org

mozilla.org

debian.org

lists.debian.org