NULL pointer dereference in libgit2 - CVE-2016-10129
Published: March 24, 2017 / Updated: January 22, 2023
Vulnerability identifier: #VU32001
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2016-10129
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: libgit2.github.com
Affected software:
libgit2
libgit2
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trigger denial of service conditions via an empty packet line.
How to mitigate CVE-2016-10129
Install update from vendor's website.
Sources
- http://lists.opensuse.org/opensuse-updates/2017-02/msg00030.html
- http://lists.opensuse.org/opensuse-updates/2017-02/msg00036.html
- http://lists.opensuse.org/opensuse-updates/2017-02/msg00072.html
- http://www.openwall.com/lists/oss-security/2017/01/10/5
- http://www.openwall.com/lists/oss-security/2017/01/11/6
- http://www.securityfocus.com/bid/95339
- https://github.com/libgit2/libgit2/commit/2fdef641fd0dd2828bd948234ae86de75221a11a
- https://github.com/libgit2/libgit2/commit/84d30d569ada986f3eef527cbdb932643c2dd037
- https://libgit2.github.com/security/