What’s Vulnerable › Vulnerabilities

CVE-2016-3634

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2016-10-03 · updated 2026-06-17
• Weakness: CWE-125

Description

The tagCompare function in tif_dirinfo.c in the thumbnail tool in LibTIFF 4.0.6 and earlier allows remote attackers to cause a denial of service (out-of-bounds read) via vectors related to field_tag matching.

Affected products

• libtiff: through 4.0.6

References

• http://bugzilla.maptools.org/show_bug.cgi?id=2547
• http://www.openwall.com/lists/oss-security/2016/04/08/13
• http://www.securityfocus.com/bid/93335
• https://security.gentoo.org/glsa/201701-16
• http://bugzilla.maptools.org/show_bug.cgi?id=2547
• http://www.openwall.com/lists/oss-security/2016/04/08/13
• http://www.securityfocus.com/bid/93335
• https://security.gentoo.org/glsa/201701-16

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