Vulnerability in Linux Kernel
CVE-2022-4139
An incorrect TLB flush issue was found in the Linux kernel’s GPU i915 kernel driver, potentially leading to random memory corruption or data leaks. This flaw could allow a local user to crash the system or escalate their privileges on the system.
EPSS: 0.003 (16.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Linux Linux_kernel — versions 6.1
- N/a Kernel — versions kernel 6.1-rc7
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (Patch, Third Party Advisory, Issue Tracking)
- secalert@redhat.com (Mailing List, Third Party Advisory)
- secalert@redhat.com (Third Party Advisory)
Frequently asked questions
- What is CVE-2022-4139?
- CVE-2022-4139 is a high-severity vulnerability in Linux Kernel, classified under Improper Preservation of Permissions. CVSS score: 7.8/10. Published 2023-01-27.
- How severe is CVE-2022-4139?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2022-4139 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.