Out-of-bounds Read in Linux Kernel
CVE-2022-46872
An attacker who compromised a content process could have partially escaped the sandbox to read arbitrary files via clipboard-related IPC messages.<br>*This bug only affects Thunderbird for Linux. Other operating systems are unaffected.*. This vulnerability affects Firefox < 108, Firefox ESR < 102.6, and Thunderbird < 102.6.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.008 (54.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 54.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: +0.000
Affected products
- Linux Kernel
- Mozilla Firefox — versions unspecified
- Mozilla Firefox Esr — versions unspecified
- Mozilla Firefox Esr
- Mozilla Thunderbird — versions unspecified
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.mozilla.org/security/advisories/mfsa2022-52/ (Vendor Advisory)
- www.mozilla.org/security/advisories/mfsa2022-53/ (Vendor Advisory)
- www.mozilla.org/security/advisories/mfsa2022-51/ (Vendor Advisory)
- bugzilla.mozilla.org/show_bug.cgi (Permissions Required, Issue Tracking, Vendor Advisory)
- security.gentoo.org/glsa/202305-06 (vendor-advisory)
- security.gentoo.org/glsa/202305-13 (vendor-advisory)
Frequently asked questions
- What is CVE-2022-46872?
- CVE-2022-46872 is a high-severity vulnerability in Linux Kernel, classified under Out-of-bounds Read. CVSS score: 8.6/10. Published 2022-12-22.
- How severe is CVE-2022-46872?
- High severity. CVSS v3 base score is 8.6 out of 10.
- Is CVE-2022-46872 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.