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Use After Free Affecting kernel-uek-tools-libs-devel package, versions <0:4.14.35-1818.4.5.el7uek

Severity

 Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.1% (42nd percentile)

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  • Snyk IDSNYK-ORACLE7-KERNELUEKTOOLSLIBSDEVEL-2531964
  • published10 Apr 2022
  • disclosed27 Jul 2018
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Introduced: 27 Jul 2018

CVE-2018-14611  (opens in a new tab)
CWE-416  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade Oracle:7 kernel-uek-tools-libs-devel to version 0:4.14.35-1818.4.5.el7uek or higher.
This issue was patched in ELSA-2018-4270.

NVD Description

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

An issue was discovered in the Linux kernel through 4.17.10. There is a use-after-free in try_merge_free_space() when mounting a crafted btrfs image, because of a lack of chunk type flag checks in btrfs_check_chunk_valid in fs/btrfs/volumes.c.