VulnerabilityModified
CVE-2023-5170
In canvas rendering, a compromised content process could have caused a surface to change unexpectedly, leading to a memory leak of a privileged process.
HIGH 7.4EPSS 0.60%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.60%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In canvas rendering, a compromised content process could have caused a surface to change unexpectedly, leading to a memory leak of a privileged process. This memory leak could be used to effect a sandbox escape if the correct data was leaked. This vulnerability affects Firefox < 118.
- CVSS 3.1
- 7.4 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
- EPSS
- 0.60% probability · 47th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-401
- Affected
- mozilla/firefox
- Source
- security@mozilla.org
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1846686Issue Tracking, Permissions Required
- https://security.gentoo.org/glsa/202401-10
- https://www.mozilla.org/security/advisories/mfsa2023-41/Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1846686Issue Tracking, Permissions Required
- https://security.gentoo.org/glsa/202401-10
- https://www.mozilla.org/security/advisories/mfsa2023-41/Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.