CVE-2023-29531
An attacker could have caused an out of bounds memory access using WebGL APIs, leading to memory corruption and a potentially exploitable crash. *This bug only affects Firefox and Thunderbird for macOS.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.97%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An attacker could have caused an out of bounds memory access using WebGL APIs, leading to memory corruption and a potentially exploitable crash. *This bug only affects Firefox and Thunderbird for macOS. Other operating systems are unaffected.* This vulnerability affects Firefox < 112, Firefox ESR < 102.10, and Thunderbird < 102.10.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.97% probability · 60th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- mozilla/firefox · mozilla/firefox esr · mozilla/thunderbird
- Source
- security@mozilla.org
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1794292Permissions Required
- https://www.mozilla.org/security/advisories/mfsa2023-13/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-14/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-15/Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1794292Permissions Required
- https://www.mozilla.org/security/advisories/mfsa2023-13/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-14/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-15/Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.