| Name | CVE-2016-8687 |
| Description | Stack-based buffer overflow in the safe_fprintf function in tar/util.c in libarchive 3.2.1 allows remote attackers to cause a denial of service via a crafted non-printable multibyte character in a filename. |
| 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-1600-1, DLA-661-1 |
| Debian Bugs | 840936 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| libarchive (PTS) | buster | 3.3.3-4+deb10u1 | fixed |
| buster (security) | 3.3.3-4+deb10u3 | fixed |
| bullseye | 3.4.3-2+deb11u1 | fixed |
| bookworm | 3.6.2-1 | fixed |
| trixie | 3.7.2-1 | fixed |
| sid | 3.7.2-2 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://blogs.gentoo.org/ago/2016/09/11/libarchive-bsdtar-stack-based-buffer-overflow-in-bsdtar_expand_char-util-c/
Fixed by: https://github.com/libarchive/libarchive/commit/e37b620fe8f14535d737e89a4dcabaed4517bf1a
https://github.com/libarchive/libarchive/issues/767