CVE-2026-109351
Gitoxide gix-pack before 0.75.0 Denial of Service via Pack Header Object Count
CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-770 |
| Vendor | gitoxidelabs |
| Product | gix-pack |
| Published | Oct 12, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
GitoxideLabs / gix-pack
0 < 0.75.0
References
Credits
🔍 manus-use