| Name | CVE-2015-8921 | 
| Description | The ae_strtofflags function in archive_entry.c in libarchive before 3.2.0 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted mtree file. | 
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) | 
| References | DLA-554-1, DSA-3657-1 | 
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status | 
|---|
| libarchive (PTS) | bullseye | 3.4.3-2+deb11u1 | fixed | 
 | bullseye (security) | 3.4.3-2+deb11u2 | fixed | 
 | bookworm | 3.6.2-1+deb12u3 | fixed | 
 | bookworm (security) | 3.6.2-1+deb12u2 | fixed | 
 | forky, sid, trixie | 3.7.4-4 | fixed | 
The information below is based on the following data on fixed versions.
Notes
https://github.com/libarchive/libarchive/issues/512
Fixed by https://github.com/libarchive/libarchive/commit/1cbc76f
Fixed by https://github.com/libarchive/libarchive/commit/05a875fdb876e7a2f56a2937f756927cbed919e0