CVE-2026-82254

8.7 highEPSS 0.5%

High (8.7). EPSS 0.5% chance of exploitation in the next 30 days. Fixed in gix-pack 0.69.0.

gitoxide before 0.69.0 contains unchecked array indexing in delta application and uncapped allocation from attacker-controlled size headers in gix-pack. Attackers can send crafted pack data during clone or fetch operations to trigger panics or out-of-memory process kills.

Severity

CVSS 4.0

8.7 high

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 42% of CVEs (scores of 2026-10-31)
CWE: CWE-248
Published: 2026-08-28
Modified: 2026-08-28
Record from: the NVD, synced 2026-10-19

Packages (OSV)

Advisory	Ecosystem	Package	Affected	Fixed in
GHSA-x494-mj8g-cj27	crates.io	gix-pack	<0.69.0	0.69.0

References

https://github.com/GitoxideLabs/gitoxide/security/advisories/GHSA-x494-mj8g-cj27
https://www.vulncheck.com/advisories/gitoxide-before-0.69.0-denial-of-service-via-gix-pack

Check your stack JSON