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CVE-2022-48303

Public on 2023-01-30
Modified on 2024-02-10
Description

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.

Severity
Important
See what this means
CVSS v3 Base Score
7.8
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 tar 2023-03-17 15:53 ALAS-2023-1704
Amazon Linux 2 - Core tar 2023-03-17 16:34 ALAS2-2023-1994
Amazon Linux 2023 tar 2023-03-30 21:11 ALAS2023-2023-153

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD CVSSv3 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H