CVE-2022-48303 Information

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.

Reference

https://savannah.gnu.org/bugs/?62387 https://savannah.gnu.org/patch/?10307