CVE-2016-8569

NameCVE-2016-8569
DescriptionThe git_oid_nfmt function in commit.c in libgit2 before 0.24.3 allows remote attackers to cause a denial of service (NULL pointer dereference) via a cat-file command with a crafted object file.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium (attack range: remote)
Debian Bugs840227, 860989

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
cargo (PTS)buster, sid0.22.0-1~exp1vulnerable
libgit2 (PTS)jessie0.21.1-3vulnerable
stretch0.25.1+really0.24.6-1fixed
buster, sid0.26.0+dfsg.1-1.1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
cargosource(unstable)(unfixed)medium860989
cargosourceexperimental0.17.0-1~exp1medium
libgit2source(unstable)0.24.2-2medium840227

Notes

[jessie] - libgit2 <no-dsa> (Minor issue)
https://github.com/libgit2/libgit2/issues/3937

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