CVE-2018-1056: Advancemame Advancecomp

High severity, CVSS 7.8. EPSS: 1.4% chance of exploitation in the next 30 days.

An out-of-bounds heap buffer read flaw was found in the way advancecomp before 2.1-2018/02 handled processing of ZIP files. An attacker could potentially use this flaw to crash the advzip utility by tricking it into processing crafted ZIP files.

Affected products

• Advancemame Advancecomp: before 2.1 (fixed in 2.1)
• Canonical Ubuntu Linux: version 14.04 only; version 16.04 only; version 17.10 only
• Debian Debian Linux: version 7.0 only; version 8.0 only; version 9.0 only

Published 2018-07-27. Last modified 2026-06-17.