CVE-2022-4139

HIGHCVSS 7.8/10EPSS 0.25%

Last modified

CVE-2022-4139 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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 estimates a 0.25% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.25%

16.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
LinuxLinux Kernel>= 5.4, < 5.4.226
LinuxLinux Kernel>= 5.5, < 5.10.157
LinuxLinux Kernel>= 5.11, < 5.15.81
LinuxLinux Kernel>= 5.16, < 6.0.11
LinuxLinux Kernel6.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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.
How severe is CVE-2022-4139?
CVE-2022-4139 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.25% probability of exploitation in the next 30 days.
How do I fix CVE-2022-4139?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-4139?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST