Integer Overflow or Wraparound Affecting kernel-docs package, versions <4.12.14-25.3.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-SLES150-KERNELDOCS-2762082
  • published14 Apr 2022
  • disclosed27 Jul 2018

Introduced: 27 Jul 2018

CVE-2018-8781  (opens in a new tab)
CWE-190  (opens in a new tab)

How to fix?

Upgrade SLES:15.0 kernel-docs to version 4.12.14-25.3.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-docs package and not the kernel-docs package as distributed by SLES. See How to fix? for SLES:15.0 relevant fixed versions and status.

The udl_fb_mmap function in drivers/gpu/drm/udl/udl_fb.c at the Linux kernel version 3.4 and up to and including 4.15 has an integer-overflow vulnerability allowing local users with access to the udldrmfb driver to obtain full read and write permissions on kernel physical pages, resulting in a code execution in kernel space.

CVSS Scores

version 3.1