CVE-2025-21614

go-git clients vulnerable to DoS via maliciously crafted Git server replies

Description

go-git is a highly extensible git implementation library written in pure Go. A denial of service (DoS) vulnerability was discovered in go-git versions prior to v5.13. This vulnerability allows an attacker to perform denial of service attacks by providing specially crafted responses from a Git server which triggers resource exhaustion in go-git clients. Users running versions of go-git from v4 and above are recommended to upgrade to v5.13 in order to mitigate this vulnerability.

Categories

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.10%
Vendor Advisory github.com
Affected: go-git go-git
Published at:
Updated at:

References

Link Tags
https://github.com/go-git/go-git/security/advisories/GHSA-r9px-m959-cxf4 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2025-21614?
CVE-2025-21614 has been scored as a high severity vulnerability.
How to fix CVE-2025-21614?
To fix CVE-2025-21614, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-21614 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-21614 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-21614?
CVE-2025-21614 affects go-git go-git.
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