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VULNERABILITIES

CVE-2026-109348 Details

Description

Gitoxide gix-mailmap before 0.35.0 contains a denial of service vulnerability that allows attackers to exhaust CPU through quadratic-time parsing in Snapshot::from_bytes. Attackers can commit a crafted .mailmap with descending-ordered entries forcing repeated front inserts, blocking workers running log, blame, or shortlog for minutes.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:4.3 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://github.com/GitoxideLabs/gitoxide/security/advisories/GHSA-pmpw-wwcm-r8rc CISA-ADP
https://github.com/GitoxideLabs/gitoxide/security/advisories/GHSA-pmpw-wwcm-r8rc [email protected]
https://www.vulncheck.com/advisories/gitoxide-gix-mailmap-before-0.35.0-cpu-denial-of-service-via-mailmap-parsing [email protected]

Weakness Enumeration

CWE-IDCWE NameSource
CWE-407Inefficient Algorithmic Complexity[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-109348
NVD Published Date:
Oct 12, 2026
NVD Last Modified:
Oct 16, 2026
Source:
[email protected]
CVE-2026-109348 Details - Not Deferred