Fedora 24 update for libgit2



| Updated: 2025-04-24
Risk High
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2016-10128
CVE-2016-10129
CVE-2016-10130
CWE-ID CWE-119
CWE-476
CWE-284
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Fedora
Operating systems & Components / Operating system

libgit2
Operating systems & Components / Operating system package or component

Vendor Fedoraproject

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

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 updates from vendor's repository.

Vulnerable software versions

Fedora: 24

libgit2: before 0.24.6-1.fc24

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-2017-403346d884


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.

2) NULL pointer dereference

EUVDB-ID: #VU32001

Risk: Medium

CVSSv4.0: 6.6 [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 - NULL Pointer Dereference

Exploit availability: No

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.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 24

libgit2: before 0.24.6-1.fc24

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-2017-403346d884


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.

3) Improper access control

EUVDB-ID: #VU32002

Risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2016-10130

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to manipulate data.

The http_connect function in transports/http.c in libgit2 before 0.24.6 and 0.25.x before 0.25.1 might allow man-in-the-middle attackers to spoof servers by leveraging clobbering of the error variable.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 24

libgit2: before 0.24.6-1.fc24

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-2017-403346d884


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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