CVE-2016-8569

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Summary

CVECVE-2016-8569
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-02-03 15:59:00 UTC
Updated2025-04-20 01:37:25 UTC
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.

Risk And Classification

Primary CVSS: v3.0 5.5 MEDIUM from [email protected]

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

Problem Types: CWE-476 | n/a

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary5.5MEDIUMCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
2.0[email protected]Primary4.3AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS v3.0 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

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

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Fedoraproject Fedora 23 All All All
Operating System Fedoraproject Fedora 24 All All All
Operating System Fedoraproject Fedora 25 All All All
Application Libgit2 Project Libgit2 All All All All
Operating System Opensuse Leap 42.1 All All All
Operating System Opensuse Leap 42.2 All All All
Operating System Opensuse Opensuse 13.2 All All All
Operating System Suse Linux Enterprise 12.0 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
[SECURITY] Fedora 23 Update: libgit2-0.23.4-2.fc23 - package-announce - Fedora Mailing-Lists af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
openSUSE-SU-2017:0195-1: moderate: Security update for libgit2 af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org Third Party Advisory
openSUSE-SU-2016:3097-1: moderate: Security update for libgit2 af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org Third Party Advisory
openSUSE-SU-2017:0208-1: moderate: Security update for libgit2 af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org Third Party Advisory
openSUSE-SU-2017:0184-1: moderate: Security update for libgit2 af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org Third Party Advisory
[SECURITY] Fedora 24 Update: libgit2-0.24.2-2.fc24 - package-announce - Fedora Mailing-Lists af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
libgit2 CVE-2016-8569 Null Pointer Dereference Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
Release libgit2 v0.24.3 Maintenance Release · libgit2/libgit2 · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Issue Tracking, Patch, Third Party Advisory
DoS using a null pointer derreference in git_commit_message · Issue #3937 · libgit2/libgit2 · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Issue Tracking, Patch, Third Party Advisory
oss-security - Re: CVE request: invalid memory accesses parsing object files in libgit2 af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Patch, Third Party Advisory
Bug 1383211 – CVE-2016-8568 CVE-2016-8569 libgit2: Invalid memory accesses parsing object files af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking
[SECURITY] Fedora 25 Update: libgit2-0.24.2-2.fc25 - package-announce - Fedora Mailing-Lists af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
[SECURITY] Fedora 25 Update: libgit2-0.24.2-2.fc25 - package-announce - Fedora Mailing-Lists MITRE lists.fedoraproject.org
[SECURITY] Fedora 23 Update: libgit2-0.23.4-2.fc23 - package-announce - Fedora Mailing-Lists MITRE lists.fedoraproject.org
[SECURITY] Fedora 24 Update: libgit2-0.24.2-2.fc24 - package-announce - Fedora Mailing-Lists MITRE lists.fedoraproject.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 501034 Alpine Linux Security Update for libgit2
  • 501599 Alpine Linux Security Update for libgit2-1.0
  • 502108 Alpine Linux Security Update for libgit2-1.1
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