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CVE-2026-34165

Updated on 31 Mar 2026

Severity

5.0 Medium severity

Details

CVSS score
5.0
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
CWE ID
Links
NISTCIRCLRHELUbuntu

Overview

About vulnerability

go-git is an extensible git implementation library written in pure Go. From version 5.0.0 to before version 5.17.1, a vulnerability has been identified in which a maliciously crafted .idx file can cause asymmetric memory consumption, potentially exhausting available memory and resulting in a denial-of-service (DoS) condition. Exploitation requires write access to the local repository’s .git directory, it order to create or alter existing .idx files. This issue has been patched in version 5.17.1.

Details

Affected product:
argocd , go-git/go-git
Affected packages:
github.com/go-git/go-git @ 5.14.0 (+1 more)
go-git is an extensible git implementation library written in pure Go. From version 5.0.0 to before version 5.17.1, a vulnerability has been identified in which a maliciously crafted .idx file can cause asymmetric memory consumption, potentially exhausting available memory and resulting in a denial-of-service (DoS) condition. Exploitation requires write access to the local repository’s .git directory, it order to create or alter existing .idx files. This issue has been patched in version 5.17.1.