Multiple Race Conditions in Firefox and Focus Products by Mozilla
CVE-2023-29537

7.5HIGH

Key Information:

Vendor

Mozilla
Status
Firefox for Android
Firefox
Focus for Android
Vendor
CVE Published:
2 June 2023

What is CVE-2023-29537?

This vulnerability arises from multiple race conditions during font initialization processes in Mozilla's Firefox and Focus applications. Attackers may exploit these race conditions to corrupt memory, potentially allowing the execution of arbitrary code under the control of the attacker. The affected versions include Firefox for Android and Focus for Android, which are vulnerable to these exploitation methods if not updated.

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Affected Version(s)

Firefox < 112

Firefox for Android < 112

Focus for Android < 112

References

https://www.mozilla.org/security/advisories/mfsa2023-13/
https://bugzilla.mozilla.org/show_bug.cgi?id=1823365
https://bugzilla.mozilla.org/show_bug.cgi?id=1824200

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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