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Use After Free Affecting kernel-rt-trace-devel package, versions <0:3.10.0-1160.21.1.rt56.1158.el7

Severity

 Recommended
0.0
high
0
10

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.05% (15th percentile)

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  • Snyk ID SNYK-CENTOS7-KERNELRTTRACEDEVEL-2185290
  • published 26 Jul 2021
  • disclosed 14 Jan 2020
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Introduced: 14 Jan 2020

CVE-2020-7053 Open this link in a new tab
CWE-416 Open this link in a new tab

How to fix?

Upgrade Centos:7 kernel-rt-trace-devel to version 0:3.10.0-1160.21.1.rt56.1158.el7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-trace-devel package and not the kernel-rt-trace-devel package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

In the Linux kernel 4.14 longterm through 4.14.165 and 4.19 longterm through 4.19.96 (and 5.x before 5.2), there is a use-after-free (write) in the i915_ppgtt_close function in drivers/gpu/drm/i915/i915_gem_gtt.c, aka CID-7dc40713618c. This is related to i915_gem_context_destroy_ioctl in drivers/gpu/drm/i915/i915_gem_context.c.

References

CVSS Scores

version 3.1
Expand this section

NVD

7.8 high
Expand this section

SUSE

5.3 medium
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Red Hat

7.8 high