| Name | CVE-2018-6542 | 
| Description | In ZZIPlib 0.13.67, there is a bus error (when handling a disk64_trailer seek value) caused by loading of a misaligned address in the zzip_disk_findfirst function of zzip/mmapped.c. | 
| 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) | 
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status | 
|---|
| zziplib (PTS) | bullseye | 0.13.62-3.3+deb11u1 | vulnerable | 
|  | bookworm | 0.13.72+dfsg.1-1.1 | vulnerable | 
|  | trixie | 0.13.78+dfsg.1-0.1 | vulnerable | 
|  | forky, sid | 0.13.78+dfsg.1-0.2 | vulnerable | 
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs | 
|---|
| zziplib | source | (unstable) | (unfixed) | unimportant |  |  | 
Notes
https://github.com/gdraheim/zziplib/issues/17
https://github.com/gdraheim/zziplib/commit/931f962ddfec0e00d6f486df2c56d9857b55944e (v0.13.68)
Negligible impact and unzzipcat utility not installed into binary packages