Vulnerability Description
The 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Libgit2 Project | Libgit2 | <= 0.24.2 |
| Fedoraproject | Fedora | 23 |
| Opensuse | Leap | 42.1 |
| Opensuse | Opensuse | 13.2 |
| Suse | Linux Enterprise | 12.0 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00075.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2017-01/msg00103.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2017-01/msg00110.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2017-01/msg00114.htmlThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/08/7Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/93465Third Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1383211Issue Tracking
- https://github.com/libgit2/libgit2/issues/3937Issue TrackingPatchThird Party Advisory
- https://github.com/libgit2/libgit2/releases/tag/v0.24.3Issue TrackingPatchThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00075.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2017-01/msg00103.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2017-01/msg00110.htmlThird Party Advisory
FAQ
What is CVE-2016-8569?
CVE-2016-8569 is a vulnerability with a CVSS score of 5.5 (MEDIUM). The 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.
How severe is CVE-2016-8569?
CVE-2016-8569 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-8569?
Check the references section above for vendor advisories and patch information. Affected products include: Libgit2 Project Libgit2, Fedoraproject Fedora, Opensuse Leap, Opensuse Opensuse, Suse Linux Enterprise.