Read the docs
TI-2018-05850 Aliases CVE-2018-8098GHSA-m334-hpp6-wjh3

Integer overflow in the index.c:read_entry() function while decompressing a compressed…

Priority LOW 32CWE-190Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-190 and the CVSS impact.

Summary

Integer overflow in the index.c:read_entry() function while decompressing a compressed prefix length in libgit2 before v0.26.2 allows an attacker to cause a denial of service (out-of-bounds read) via a crafted repository index file.

Why it matters now

EPSS 0.01426 73rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:libgit2:libgit2:*:*:*:*:*:*:*:*before 0.26.2Vulnerablelibgit2
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*9.0VulnerableDebian
  • cpe:2.3:a:libgit2:libgit2:*:*:*:*:*:*:*:* Versions before 0.26.2 Vulnerable ·libgit2
  • cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian

Remediation

No fixed version listed by the sources yet.

Vendor assessments

Red Hat

Red Hat rating: Low. Red Hat's page for this CVE →

Not affected: 1 product
  • Red Hat Enterprise Linux 8

Timeline

  1. 2026-10-02 Threatist record created from CVE-2018-8098
  2. 2026-10-03 Alias added: GHSA-m334-hpp6-wjh3

References

Patch 3

Advisory 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences