CVE-2002-0059

CriticalCVSS 9.8/10Last modified Jun 16, 2026

Description

The decompression algorithm in zlib 1.1.3 and earlier, as used in many different utilities and packages, causes inflateEnd to release certain memory more than once (a "double free"), which may allow local and remote attackers to execute arbitrary code via a block of malformed compression data.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-415

Affected software

VendorProductVersions
n/an/an/a

References

Timeline

Published
Mar 15, 2002
Last modified
Jun 16, 2026
NVD status
Modified

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CVE-2002-0059: Critical severity, CVSS 9.8 | Vulnix