CVE-2016-8569 Information

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 Vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Reference

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/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5