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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 is…

Medium CVSS 5.5
CVECVE-2022-48303
First seen2026-10-14 20:16 UTC
Disclosed2023-01-30 04:15 UTC
Last updated2026-10-14 20:16 UTC
Channel statusauto

Summary

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.

In-depth triage

No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).

Affected products

  • :
  • :

Sources

  • NVD DATABASE

Original Links

Timeline

  1. nvd_ingest NVD