| Name | CVE-2023-42364 |
| Description | A use-after-free vulnerability in BusyBox v.1.36.1 allows attackers to cause a denial of service via a crafted awk pattern in the awk.c evaluate function. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-4019-1 |
| Debian Bugs | 1059051 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| busybox (PTS) | bullseye | 1:1.30.1-6 | vulnerable |
| bullseye (security) | 1:1.30.1-6+deb11u1 | fixed |
| bookworm | 1:1.35.0-4 | vulnerable |
| sid, trixie | 1:1.37.0-4 | fixed |
The information below is based on the following data on fixed versions.
Notes
[bookworm] - busybox <postponed> (Minor issue, revisit when fixed upstream)
[buster] - busybox <no-dsa> (Minor issue)
https://bugs.busybox.net/show_bug.cgi?id=15868
Fixed by: https://git.busybox.net/busybox/commit/editors/awk.c?id=0256e00a9d077588bd3a39f5a1ef7e2eaa2911e4 (1_37_0)
Regression: https://bugs.busybox.net/show_bug.cgi?id=15871#c6
Fixed by: https://git.busybox.net/busybox/commit/editors/awk.c?id=38335df9e9f45378c3407defd38b5b610578bdda (1_37_0)