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MEDIUM

gzip: (64 bit) Integer underflow by decompressing LZW format files

Published Jan 29, 2010

Description

Integer underflow in the unlzw function in unlzw.c in gzip before 1.4 on 64-bit platforms, as used in ncompress and probably others, allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted archive that uses LZW compression, leading to an array index error.

Affected products

Remediation

No remediation recorded yet.

Metrics

References (34)

Change history (0)

No recorded changes yet.

Sources
CVE.org / MITRE
Status PUBLISHED
Assigner redhat
Published Jan 29, 2010
Updated Aug 7, 2024
Reserved Dec 14, 2009
NVD
Status Modified
Modified Jun 16, 2026
Red Hat
Severity Moderate
Public date Jan 20, 2010