CVE-2016-10129: Null Pointer Dereference

Published Mar 24, 2017
·
Updated

Last updated 13 August 2026

Other sources

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.

MITRE

Affected Software

6 affected componentsFixes available
Libgit2 Project Libgit2<=0.24.5
Libgit2 Project Libgit2=0.25.0
Libgit2 Project Libgit2=0.25.0-rc1
Libgit2 Project Libgit2=0.25.0-rc2
debian/cargo
0.47.0-30.66.0+ds1-1
debian/libgit2
1.1.0+dfsg.1-4+deb11u21.5.1+ds-1+deb12u11.9.0+ds-21.9.6+ds-1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade debian/cargo to a version that resolves this vulnerability.

    Fixed in 0.47.0-3Fixed in 0.66.0+ds1-1
  2. Upgrade

    Upgrade debian/libgit2 to a version that resolves this vulnerability.

    Fixed in 1.1.0+dfsg.1-4+deb11u2Fixed in 1.5.1+ds-1+deb12u1Fixed in 1.9.0+ds-2Fixed in 1.9.6+ds-1
  3. Upgrade

    Upgrade libgit2 to a version that resolves this vulnerability.

    Fixed in 0.24.6
  4. Upgrade

    Upgrade libgit2 to a version that resolves this vulnerability.

    Fixed in 0.25.1

Event History

Mar 24, 2017
CVE Published
via MITRE·03:00 PM
Data Sourced
via MITRE·03:00 PM
Description
Data Sourced
via NVD·03:59 PM
RemedyDescriptionSeverityWeaknessAffected Software
Aug 12, 2026
Data Sourced
via Debian·10:40 PM
DescriptionAffected Software
Data Sourced
via Launchpad·10:40 PM
Description
Aug 13, 2026
Data Sourced
via Ubuntu·10:40 PM
RemedyDescriptionSeverityAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2016-10129?

CVE-2016-10129 is classified as a denial of service vulnerability due to a NULL pointer dereference.

2

How do I fix CVE-2016-10129?

To fix CVE-2016-10129, update libgit2 to version 0.24.6 or 0.25.1 or later.

3

What versions of libgit2 are affected by CVE-2016-10129?

CVE-2016-10129 affects libgit2 versions before 0.24.6 and specifically 0.25.0 and its release candidates.

4

What can exploit CVE-2016-10129?

Remote attackers can exploit CVE-2016-10129 by sending an empty packet line to the Git Smart Protocol.

5

Is CVE-2016-10129 a critical vulnerability?

While CVE-2016-10129 leads to a denial of service, its criticality depends on the context and potential impact on services relying on libgit2.

Contact

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