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CVE

CVE-2023-29537

Multiple race conditions in the font initialization could have led to memory corruption and execution of attacker-contro

Multiple race conditions in the font initialization could have led to memory corruption and execution of attacker-controlled code. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.

HIGH · CVSS 7.5 EPSS 0.00202
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
▤

Affected Products & Versions

2
mozilla firefox< 112.0
mozilla focus< 112.0
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighSQLite Firefox Profile Data DB Access
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · security@mozilla.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD02 Jun 2023 · 05:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

5
msrcCVE-2023-29537
suse-csafopenSUSE-SU-2024:14572-1
suse-csafopenSUSE-SU-2024:12882-1
usnUSN-6010-1
mozilla-mfsaMFSA2023-13
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.mozilla.org/show_bug.cgi?id=1823365Issue Tracking
https://bugzilla.mozilla.org/show_bug.cgi?id=1824200Issue Tracking
https://bugzilla.mozilla.org/show_bug.cgi?id=1825569Issue Tracking
https://www.mozilla.org/security/advisories/mfsa2023-13/Vendor Advisory
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