CVE-2026-109351

CVSS 7.1 (high) · published 2026-10-12

Gitoxide gix-pack before 0.75.0 contains an uncontrolled memory allocation vulnerability that allows remote attackers to abort the process by supplying a huge pack-header object count. Malicious remotes can serve a 12-byte pack header claiming 0xFFFFFFFF objects, forcing Tree::with_capacity to reserve hundreds of gigabytes and crash clone or fetch operations.

Weakness: CWE-770

Source: NVD CVE-2026-109351

References

• https://github.com/GitoxideLabs/gitoxide/security/advisories/GHSA-x862-c2wj-4mwr
• https://www.vulncheck.com/advisories/gitoxide-gix-pack-before-0.75.0-denial-of-service-via-pack-header-object-count

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