| Name | CVE-2022-23318 |
| Description | A heap-buffer-overflow in pcf2bdf, versions >= 1.05 allows an attacker to trigger unsafe memory access via a specially crafted PCF font file. This out-of-bound read may lead to an application crash, information disclosure via program memory or other context-dependent impact. |
| 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 |
|---|
| pcf2bdf (PTS) | jessie | 1.04-4 | vulnerable |
| buster, stretch | 1.05-1 | vulnerable |
| bullseye | 1.06-1 | vulnerable |
| sid, trixie, bookworm | 1.07-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| pcf2bdf | source | jessie | (unfixed) | end-of-life | | |
| pcf2bdf | source | (unstable) | 1.07-1 | unimportant | | |
Notes
https://github.com/ganaware/pcf2bdf/issues/4
https://github.com/advisories/GHSA-mhwp-x94h-mg49
Fixed by: https://github.com/ganaware/pcf2bdf/commit/aaf16808e4bb8d96eeab5f684df6550912a9e694 (1.07)
Crash in CLI tool, no security impact