Out-of-bounds Write Affecting python-perf-debuginfo package, versions <0:4.14.214-160.339.amzn2


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.12% (48th percentile)

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  • Snyk IDSNYK-AMZN2-PYTHONPERFDEBUGINFO-1693070
  • published27 Sept 2021
  • disclosed17 Dec 2019

Introduced: 17 Dec 2019

CVE-2019-19816  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 python-perf-debuginfo to version 0:4.14.214-160.339.amzn2 or higher.
This issue was patched in ALAS2-2021-1588.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python-perf-debuginfo package and not the python-perf-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image and performing some operations can cause slab-out-of-bounds write access in __btrfs_map_block in fs/btrfs/volumes.c, because a value of 1 for the number of data stripes is mishandled.

CVSS Scores

version 3.1