Vulnerability Monitor

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CVE-2016-8569

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.

Published

2017-02-03T15:59:00.603

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 5.5 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-476

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	libgit2_project	libgit2	≤ 0.24.2	Yes
Operating System	fedoraproject	fedora	23	Yes
Operating System	fedoraproject	fedora	24	Yes
Operating System	fedoraproject	fedora	25	Yes
Operating System	opensuse	leap	42.1	Yes
Operating System	opensuse	leap	42.2	Yes
Operating System	opensuse	opensuse	13.2	Yes
Operating System	suse	linux_enterprise	12.0	Yes

References

http://lists.opensuse.org/opensuse-updates/2016-12/msg00075.html Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-updates/2017-01/msg00103.html Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-updates/2017-01/msg00110.html Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-updates/2017-01/msg00114.html Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2016/10/08/7 Mailing List, Patch, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/93465 Third Party Advisory, VDB Entry ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=1383211 Issue Tracking ([email protected])
https://github.com/libgit2/libgit2/issues/3937 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://github.com/libgit2/libgit2/releases/tag/v0.24.3 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4E77DG5KGQ7L34U75QY7O6NIPKZNQHQJ/ ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X3JBSNJAXP7JA3TGE2NPNRTD77JXFG4E/ ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XVUEIG6EESZB6BRU2IE3F5NRUEHMAEKC/ ([email protected])
http://lists.opensuse.org/opensuse-updates/2016-12/msg00075.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-updates/2017-01/msg00103.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-updates/2017-01/msg00110.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-updates/2017-01/msg00114.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2016/10/08/7 Mailing List, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/93465 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=1383211 Issue Tracking (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/libgit2/libgit2/issues/3937 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/libgit2/libgit2/releases/tag/v0.24.3 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4E77DG5KGQ7L34U75QY7O6NIPKZNQHQJ/ (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X3JBSNJAXP7JA3TGE2NPNRTD77JXFG4E/ (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XVUEIG6EESZB6BRU2IE3F5NRUEHMAEKC/ (af854a3a-2127-422b-91ae-364da2661108)