| Name | CVE-2022-48303 |
| 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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| tar (PTS) | buster | 1.30+dfsg-6 | vulnerable |
| bullseye | 1.34+dfsg-1 | vulnerable |
| sid, trixie, bookworm | 1.34+dfsg-1.2 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| tar | source | (unstable) | (unfixed) | unimportant | | |
Notes
Crash in CLI tool, no security impact
https://savannah.gnu.org/bugs/?62387
https://savannah.gnu.org/patch/?10307