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Stack-based Buffer Overflow Affecting libtiff-tools package, versions <0:4.0.3-32.el7

medium

Snyk CVSS

    Attack Complexity Low
    User Interaction Required

    Threat Intelligence

    EPSS 0.46% (76th percentile)
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NVD
6.5 medium
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SUSE
3.3 low
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Red Hat
3.3 low

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  • Snyk ID SNYK-RHEL7-LIBTIFFTOOLS-1512109
  • published 26 Jul 2021
  • disclosed 25 Oct 2018
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Introduced: 25 Oct 2018

CVE-2018-18661 Open this link in a new tab
CWE-121 Open this link in a new tab

How to fix?

Upgrade RHEL:7 libtiff-tools to version 0:4.0.3-32.el7 or higher.
This issue was patched in RHSA-2019:2053.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libtiff-tools package and not the libtiff-tools package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

An issue was discovered in LibTIFF 4.0.9. There is a NULL pointer dereference in the function LZWDecode in the file tif_lzw.c.