CVE-2019-3902

NameCVE-2019-3902
DescriptionA flaw was found in Mercurial before 4.9. It was possible to use symlinks and subrepositories to defeat Mercurial's path-checking logic and write files outside a repository.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-1764-1, DLA-2293-1
Debian Bugs927674

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
mercurial (PTS)buster4.8.2-1+deb10u1fixed
bullseye5.6.1-4fixed
bookworm6.3.2-1fixed
sid, trixie6.7.1-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
mercurialsourcejessie3.1.2-2+deb8u7DLA-1764-1
mercurialsourcestretch4.0-1+deb9u2DLA-2293-1
mercurialsourcebuster4.8.2-1+deb10u1
mercurialsource(unstable)4.9-1927674

Notes

https://www.mercurial-scm.org/wiki/WhatsNew#Mercurial_4.9_.282019-02-01.29
https://www.mercurial-scm.org/repo/hg/rev/6c10eba6b9cd
https://www.mercurial-scm.org/repo/hg/rev/31286c9282df
https://www.mercurial-scm.org/repo/hg/rev/83377b4b4ae0

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