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7.1 High

CVE-2026-109351 Gitoxide gix-pack before 0.75.0 contains an uncontrolled memory allocation vulnerability that allows remote attackers to…

Description

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.

Affected products and versions

Product Affected versions Fixed in
gix-pack 0.75 earliest → < 0.75.0 0.75.0

Other CVEs of gix-pack

The 3 CVEs of gix-pack →
CVE-2026-109350 Gitoxide gix-pack before 0.75.0 contains a denial of service vulnerability that allows malicious remotes to crash… 7.1 High CVE-2026-109349 gitoxide gix-pack before 0.75.0 contains a reachable assertion in BytesToEntriesIter::new_from_header: the pack header… 7.1 High
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