Vulnerability CVE-2016-8569
Published: 2017-02-03

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.

Type:

CWE-476

 (NULL Pointer Dereference)

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
SUSE -> Linux enterprise 
Opensuse project -> LEAP 
Opensuse project -> Opensuse 
Opensuse -> LEAP 
Opensuse -> Opensuse 
Novell -> LEAP 
Libgit2 project -> Libgit2 
Fedoraproject -> Fedora 

 References:
http://lists.opensuse.org/opensuse-updates/2016-12/msg00075.html
http://lists.opensuse.org/opensuse-updates/2017-01/msg00103.html
http://lists.opensuse.org/opensuse-updates/2017-01/msg00110.html
http://lists.opensuse.org/opensuse-updates/2017-01/msg00114.html
http://www.openwall.com/lists/oss-security/2016/10/08/7
http://www.securityfocus.com/bid/93465
https://bugzilla.redhat.com/show_bug.cgi?id=1383211
https://github.com/libgit2/libgit2/issues/3937
https://github.com/libgit2/libgit2/releases/tag/v0.24.3
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4E77DG5KGQ7L34U75QY7O6NIPKZNQHQJ/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X3JBSNJAXP7JA3TGE2NPNRTD77JXFG4E/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XVUEIG6EESZB6BRU2IE3F5NRUEHMAEKC/
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