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CVE-2016-10129

The Git Smart Protocol support in libgit2 before 0.24.6 and 0.25.x before 0.25.1 allows remote...

7.5 HighFix available

CVE-2016-10129 is a high vulnerability (CVSS 7.5) in Libgit2 Project Libgit2, published February 6, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.64%, the 89th percentile. Fixed in libgit2 0.25.1-r0.

The Git Smart Protocol support in libgit2 before 0.24.6 and 0.25.x before 0.25.1 allows remote attackers to cause a denial of service (NULL pointer dereference) via an empty packet line.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

3.64%Up 1.7 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 7.5

The Git Smart Protocol support in libgit2 before 0.24.6 and 0.25.x before 0.25.1 allows remote attackers to cause a denial of service (NULL pointer dereference) via an empty packet line.

Record
CVE-2016-10129
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness
CWE-476
Updated
2026-11-02
CVE List No score

The Git Smart Protocol support in libgit2 before 0.24.6 and 0.25.x before 0.25.1 allows remote attackers to cause a denial of service (NULL pointer dereference) via an empty packet line.

Record
CVE-2016-10129
Updated
2026-11-02
EUVDEUVD-2016-1319 No score

The Git Smart Protocol support in libgit2 before 0.24.6 and 0.25.x before 0.25.1 allows remote attackers to cause a denial of service (NULL pointer dereference) via an empty packet line.

Record
EUVD-2016-1319
Updated
2026-11-03
GitHub AdvisoriesGHSA-7gh2-q8m8-26r9 7.5

The Git Smart Protocol support in libgit2 before 0.24.6 and 0.25.x before 0.25.1 allows remote...

The Git Smart Protocol support in libgit2 before 0.24.6 and 0.25.x before 0.25.1 allows remote attackers to cause a denial of service (NULL pointer dereference) via an empty packet line.

Record
GHSA-7gh2-q8m8-26r9
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-476
Updated
2026-11-02
OSVALPINE-CVE-2016-10129 7.5

The Git Smart Protocol support in libgit2 before 0.24.6 and 0.25.x before 0.25.1 allows remote attackers to cause a denial of service (NULL pointer dereference) via an empty packet line.

Record
ALPINE-CVE-2016-10129
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-03
OSV 7.5

The Git Smart Protocol support in libgit2 before 0.24.6 and 0.25.x before 0.25.1 allows remote attackers to cause a denial of service (NULL pointer dereference) via an empty packet line.

Record
CVE-2016-10129
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
Show 5 moreShow less
OSVDEBIAN-CVE-2016-10129 7.5

The Git Smart Protocol support in libgit2 before 0.24.6 and 0.25.x before 0.25.1 allows remote attackers to cause a denial of service (NULL pointer dereference) via an empty packet line.

Record
DEBIAN-CVE-2016-10129
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2016-10129 7.5

The Git Smart Protocol support in libgit2 before 0.24.6 and 0.25.x before 0.25.1 allows remote attackers to cause a denial of service (NULL pointer dereference) via an empty packet line.

Record
UBUNTU-CVE-2016-10129
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVMGASA-2017-0319 No score

Updated libgit2 packages fix security vulnerabilities

Read out-of-bounds in git_oid_nfmt (CVE-2016-8568).

DoS using a null pointer dereference in git_commit_message (CVE-2016-8569).

Insufficient sanitization allows some edge cases in the Git Smart Protocol which can lead to reading outside of a buffer (CVE-2016-10128, CVE-2016-10129).

Record
MGASA-2017-0319
Updated
2026-11-02
OSVopenSUSE-SU-2017:0405-1 No score

Security update for libgit2

This update for libgit2 to version 0.24.6 fixes the following issues:

  • CVE-2016-10130: When using the custom certificate callback or when using pygit2 or git2go a attacker could have caused an invalid certificate to be accepted (bsc#1019037).
  • CVE-2017-5338: When using the custom certificate callback or when using pygit2 or git2go a attacker could have caused an invalid certificate to be accepted (bsc#1019037).
  • CVE-2017-5339: When using the custom certificate callback or when using pygit2 or git2go a attacker could have caused an invalid certificate to be accepted (bsc#1019037).
  • CVE-2016-10128: Additional sanitization prevent some edge cases in the Git Smart Protocol which can lead to reading outside of a buffer (bsc#1019036).
  • CVE-2016-10129: Additional sanitization prevent some edge cases in the Git Smart Protocol which can lead to reading outside of a buffer (bsc#1019036).
Record
openSUSE-SU-2017:0405-1
Updated
2026-11-02
OSVSUSE-SU-2017:0433-1 No score

Security update for libgit2

This update for libgit2 fixes the several issues.

These security issues were fixed:

  • CVE-2016-10130: When using the custom certificate callback or when using pygit2 or git2go a attacker could have caused an invalid certificate to be accepted (bsc#1019037).
  • CVE-2017-5338: When using the custom certificate callback or when using pygit2 or git2go a attacker could have caused an invalid certificate to be accepted (bsc#1019037).
  • CVE-2017-5339: When using the custom certificate callback or when using pygit2 or git2go a attacker could have caused an invalid certificate to be accepted (bsc#1019037).
  • CVE-2016-10128: Additional sanitization prevent some edge cases in the Git Smart Protocol which can lead to reading outside of a buffer (bsc#1019036).
  • CVE-2016-10129: Additional sanitization prevent some edge cases in the Git Smart Protocol which can lead to reading outside of a buffer (bsc#1019036).
Record
SUSE-SU-2017:0433-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
libgit2
Alpine:v3.10
 before 0.25.1-r0
0.25.1-r0
libgit2
Alpine:v3.11
 before 0.25.1-r0
0.25.1-r0
libgit2
Alpine:v3.12
 before 0.25.1-r0
0.25.1-r0
libgit2
Alpine:v3.13
 before 0.25.1-r0
0.25.1-r0
libgit2
Alpine:v3.14
 before 0.25.1-r0
0.25.1-r0
libgit2
Alpine:v3.15
 before 0.25.1-r0
0.25.1-r0
libgit2
Alpine:v3.16
 before 0.25.1-r0
0.25.1-r0
libgit2
Alpine:v3.17
 before 0.25.1-r0
0.25.1-r0
libgit2
Alpine:v3.18
 before 0.25.1-r0
0.25.1-r0
libgit2
Alpine:v3.19
 before 0.25.1-r0
0.25.1-r0
Show 25 moreShow less
Affected packages
PackageAffectedFixed
libgit2
Alpine:v3.20
 before 0.25.1-r0
0.25.1-r0
libgit2
Alpine:v3.21
 before 0.25.1-r0
0.25.1-r0
libgit2
Alpine:v3.22
 before 0.25.1-r0
0.25.1-r0
libgit2
Alpine:v3.23
 before 0.25.1-r0
0.25.1-r0
libgit2
Alpine:v3.24
 before 0.25.1-r0
0.25.1-r0
libgit2
Alpine:v3.4
 before 0.24.6-r0
0.24.6-r0
libgit2
Alpine:v3.5
 before 0.24.6-r0
0.24.6-r0
libgit2
Alpine:v3.6
 before 0.25.1-r0
0.25.1-r0
libgit2
Alpine:v3.7
 before 0.25.1-r0
0.25.1-r0
libgit2
Alpine:v3.8
 before 0.25.1-r0
0.25.1-r0
libgit2
Alpine:v3.9
 before 0.25.1-r0
0.25.1-r0
libgit2-0.27
Alpine:v3.10
 before 0.25.1-r0
0.25.1-r0
libgit2-1.0
Alpine:v3.13
 before 0.25.1-r0
0.25.1-r0
libgit2-1.0
Alpine:v3.14
 before 0.25.1-r0
0.25.1-r0
libgit2-1.1
Alpine:v3.15
 before 0.25.1-r0
0.25.1-r0
libgit2-1.1
Alpine:v3.16
 before 0.25.1-r0
0.25.1-r0
cargo
Debian:12
 before 0.17.0-1
0.17.0-1
libgit2
Debian:12
 before 0.25.1+really0.24.6-1
0.25.1+really0.24.6-1
libgit2
Debian:13
 before 0.25.1+really0.24.6-1
0.25.1+really0.24.6-1
libgit2
Debian:14
 before 0.25.1+really0.24.6-1
0.25.1+really0.24.6-1
libgit2
Mageia:5
 before 0.21.1-3.2.mga5
0.21.1-3.2.mga5
libgit2
SUSE:Linux Enterprise Software Development Kit 12 SP2
 before 0.24.1-6.1
0.24.1-6.1
libgit2
Ubuntu:Pro:14.04:LTS
 before 0.19.0-2ubuntu0.4+esm2, plus listed versions
0.19.0-20.19.0-2ubuntu0.40.19.0-2ubuntu0.4+esm1
0.19.0-2ubuntu0.4+esm2
libgit2
Ubuntu:Pro:16.04:LTS
 before 0.24.1-2ubuntu0.2+esm3, plus listed versions
0.22.2-20.23.1-10.24.1-20.24.1-2ubuntu0.20.24.1-2ubuntu0.2+esm10.24.1-2ubuntu0.2+esm2
0.24.1-2ubuntu0.2+esm3
libgit2
SUSE:Package Hub 12 SP1
 before 0.24.6-10.1
0.24.6-10.1

History

History
WhenChangedSources
2026-11-03affectedOSV
2026-11-03aliasesEUVD
2026-11-02createdCVE List, GitHub Advisories, NVD, OSV

References

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