CVE-2022-0530

A flaw was found in Unzip. The vulnerability occurs during the conversion of a wide string to a local string that leads to a heap of out-of-bound write. This flaw allows an attacker to input a specially crafted zip file, leading to a crash or code execution.

CVSS 3.1

5.5CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS

2.1% chance of exploitation in the next 30 days; higher than 81% of CVEs (scores of 2026-10-25)

Published

2022-02-09

Modified

2026-10-08

Record from

the NVD, synced 2026-10-19

Affected

• apple:mac_os_x
• apple:macos
• debian:debian_linux
• fedoraproject:fedora
• redhat:enterprise_linux
• unzip_project:unzip

References

• http://seclists.org/fulldisclosure/2022/May/33
• http://seclists.org/fulldisclosure/2022/May/35
• http://seclists.org/fulldisclosure/2022/May/38
• https://bugzilla.redhat.com/show_bug.cgi?id=2051395
• https://github.com/ByteHackr/unzip_poc

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