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


Severity

Recommended
0.0
medium
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.03% (8th percentile)

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  • Snyk IDSNYK-ORACLE8-TAR-3329640
  • published23 Feb 2023
  • disclosed30 Jan 2023

Introduced: 30 Jan 2023

CVE-2022-48303  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Oracle:8 tar to version 2:1.30-6.el8_7.1 or higher.
This issue was patched in ELSA-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 Oracle. See How to fix? for Oracle: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 Base Scores

version 3.1