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Advisory severityHigh7.0Red Hat Linux

High [CVE-2022-4139] 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 high-severity Red Hat Linux advisory covers CVE-2022-4139 affecting Red Hat Enterprise Linux 8.4 Extended Update Support, Red Hat Enterprise Linux 8.6 Extended Update Support, Red Hat Enterprise Linux 9.0 Extended Update Support.

Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.

CVE-2022-4139 Source published Source updated

VulniPulse record published

CVE-2022-4139
Affected products & platforms
Red Hat LinuxLinux Kernel
Open source advisory

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Summary

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.

Red Hat Enterprise Linux 7 is not affected by this flaw as it did not include support for Intel Gen12 GPU. Red Hat severity: Important — CVSS 7 (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H).

Weakness: CWE-825. Affected Red Hat products: Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 8.4 Extended Update Support; Red Hat Enterprise Linux 8.6 Extended Update Support; Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 9.0 Extended Update Support; Red Hat Virtualization 4 for Red Hat Enterprise Linux 8.

Red Hat fixing advisory: RHSA-2023:0114, RHSA-2023:0101, RHSA-2023:0123, RHSA-2023:0531, RHSA-2023:0496, RHSA-2023:0499, RHSA-2023:0440, RHSA-2023:0441, RHSA-2023:0334, RHSA-2023:0300, RHSA-2023:0348, RHSA-2023:0512, RHSA-2023:0526, RHSA-2023:0536, RHSA-2023:0859.

Affected products named by the advisory: Red Hat package: kernel-rt.

Affected versions

No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.

Official advisory · high-confidence parse· fetched 5 days ago·verify at source

Fixed versions
  • kernel-rt-0:4.18.0-425.10.1.rt7.220.el8_7
  • kernel-0:4.18.0-425.10.1.el8_7
  • kpatch-patch
  • kernel-rt-0:4.18.0-305.76.1.rt7.148.el8_4
  • kernel-0:4.18.0-305.76.1.el8_4
  • kernel-0:4.18.0-372.41.1.el8_6
  • kernel-0:5.14.0-162.12.1.el9_1
  • kernel-rt-0:5.14.0-162.12.1.rt21.175.el9_1
  • kernel-0:5.14.0-70.43.1.el9_0
  • kernel-rt-0:5.14.0-70.43.1.rt21.114.el9_0
  • redhat-virtualization-host-0:4.5.3-202302150956_8.6
  • RHSA-2023:0114
  • RHSA-2023:0101
  • RHSA-2023:0123
  • RHSA-2023:0531
  • RHSA-2023:0496
  • RHSA-2023:0499
  • RHSA-2023:0440
  • RHSA-2023:0441
  • RHSA-2023:0334
  • RHSA-2023:0300
  • RHSA-2023:0348
  • RHSA-2023:0512
  • RHSA-2023:0526
  • RHSA-2023:0536
  • RHSA-2023:0859

Official advisory · high-confidence parse· fetched 5 days ago·verify at source

Mitigation checklist

Recommended fix / mitigation
  • Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.

Official advisory · high-confidence parse· fetched 5 days ago·verify at source

Discussion(0)

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