Incorrect Authorization Affecting perf package, versions <0:4.14.200-155.322.amzn2


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-AMZN2-PERF-1687592
  • published27 Sept 2021
  • disclosed13 Sept 2020

Introduced: 13 Sep 2020

CVE-2020-25284  (opens in a new tab)
CWE-863  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 perf to version 0:4.14.200-155.322.amzn2 or higher.
This issue was patched in ALAS2-2020-1520.

NVD Description

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

The rbd block device driver in drivers/block/rbd.c in the Linux kernel through 5.8.9 used incomplete permission checking for access to rbd devices, which could be leveraged by local attackers to map or unmap rbd block devices, aka CID-f44d04e696fe.

CVSS Scores

version 3.1