CVE-2022-48303
MEDIUM 5.5EPSS 1.5%
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 v3.1 NVD
- 5.5 MEDIUM
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - EPSS
- 1.49% chance of exploitation in the next 30 days, 74th percentile
- Published
- 2023-01-30
- Updated
- 2026-10-14
Proof-of-concept exploits (1)
Security advisories
- https://savannah.gnu.org/patch/?10307
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/…
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/…