CVE-2018-6542

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, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, 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)	buster	0.13.62-3.2+deb10u1	vulnerable
	bullseye	0.13.62-3.3+deb11u1	vulnerable
	bookworm, sid	0.13.72+dfsg.1-1.1	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