CVE-2018-13347

Name	CVE-2018-13347
Description	mpatch.c in Mercurial before 4.6.1 mishandles integer addition and subtraction, aka OVE-20180430-0002.
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-1414-1, DLA-2293-1
Debian Bugs	901050

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
mercurial (PTS)	jessie, jessie (lts)	3.1.2-2+deb8u7	fixed
	stretch (security), stretch (lts), stretch	4.0-1+deb9u2	fixed
	buster	4.8.2-1+deb10u1	fixed
	bullseye	5.6.1-4	fixed
	bookworm	6.3.2-1	fixed
	trixie	6.8.2-1	fixed
	sid	6.9-1	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
mercurial	source	wheezy	(unfixed)	end-of-life
mercurial	source	jessie	3.1.2-2+deb8u5		DLA-1414-1
mercurial	source	stretch	4.0-1+deb9u2		DLA-2293-1
mercurial	source	(unstable)	4.6.1-1			901050

Notes

https://www.mercurial-scm.org/wiki/WhatsNew#Mercurial_4.6.1_.282018-06-06.29
https://www.mercurial-scm.org/repo/hg/rev/1acfc35d478c
there are actually 6 more patches required to completely fix bug #901050,
see https://www.mercurial-scm.org/repo/hg-committed/log?rev=modifies%28%22mercurial%2Fmpatch.c%22%29+and+4.5%3A%3A
upstream proposes we use OVE-20180430-0002 to cover all undefined behavior
cases which the 6 patches fix