Buffer overflow in libgit2.github.com libgit2



| Updated: 2020-07-28
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2016-10128
CWE-ID CWE-119
Exploitation vector Network
Public exploit N/A
Vulnerable software
 libgit2
Universal components / Libraries / Libraries used by multiple products

Vendor libgit2.github.com

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU32000

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2016-10128

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Buffer overflow in the git_pkt_parse_line function in transports/smart_pkt.c in the Git Smart Protocol support in libgit2 before 0.24.6 and 0.25.x before 0.25.1 allows remote attackers to have unspecified impact via a crafted non-flush packet.

Mitigation

Install update from vendor's website.

Vulnerable software versions

libgit2: 0.24.4.0 - 0.25.1.0

CPE2.3 External links

https://lists.opensuse.org/opensuse-updates/2017-02/msg00030.html
https://lists.opensuse.org/opensuse-updates/2017-02/msg00036.html
https://lists.opensuse.org/opensuse-updates/2017-02/msg00072.html
https://www.openwall.com/lists/oss-security/2017/01/10/5
https://www.openwall.com/lists/oss-security/2017/01/11/6
https://www.securityfocus.com/bid/95338
https://github.com/libgit2/libgit2/commit/4ac39c76c0153d1ee6889a0984c39e97731684b2
https://github.com/libgit2/libgit2/commit/66e3774d279672ee51c3b54545a79d20d1ada834
https://libgit2.github.com/security/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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