Memory Safety Bugs Affect Firefox and Thunderbird
CVE-2024-8387

9.8CRITICAL

Key Information:

Vendor
Mozilla
Status
Firefox
Firefox Esr
Thunderbird
Vendor
CVE Published:
3 September 2024

Summary

Memory safety vulnerabilities have been identified in Mozilla Firefox versions 129 and ESR 128.1, as well as Thunderbird 128.1. These vulnerabilities may lead to memory corruption, creating a potential attack vector for arbitrary code execution. Users on affected versions should consider upgrading to Firefox 130, Firefox ESR 128.2, or Thunderbird 128.2 to mitigate the risk associated with these memory safety issues.

Affected Version(s)

Firefox < 130

Firefox ESR < 128.2

Thunderbird < 128.2

References

https://bugzilla.mozilla.org/buglist.cgi?bug_id=1857607%2...
https://www.mozilla.org/security/advisories/mfsa2024-39/
https://www.mozilla.org/security/advisories/mfsa2024-40/

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

the Mozilla Fuzzing Team, Yury Delendik
.