Out-of-Bounds Affecting tar package, versions <2:1.30-6.el8_7.1


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.07% (33rd percentile)

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  • Snyk IDSNYK-RHEL8-TAR-4350918
  • published4 Feb 2023
  • disclosed30 Apr 2022

Introduced: 30 Apr 2022

CVE-2022-48303  (opens in a new tab)
CWE-119  (opens in a new tab)

How to fix?

Upgrade RHEL:8 tar to version 2:1.30-6.el8_7.1 or higher.
This issue was patched in RHSA-2023:0842.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tar package and not the tar package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

GNU Tar through 1.34 has a one-byte out-of-bounds read that results in use of uninitialized memory for a conditional jump. Exploitation to change the flow of control has not been demonstrated. The issue occurs in from_header in list.c via a V7 archive in which mtime has approximately 11 whitespace characters.

CVSS Scores

version 3.1