Out-of-bounds read in LibTIFF - CVE-2016-3658
Published: October 3, 2016 / Updated: July 28, 2020
Vulnerability identifier: #VU32173
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2016-3658
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The TIFFWriteDirectoryTagLongLong8Array function in tif_dirwrite.c in the tiffset tool in LibTIFF 4.0.6 and earlier allows remote attackers to cause a denial of service (out-of-bounds read) via vectors involving the ma variable.
Affected software
LibTIFF
tiff (Alpine package)
libtiff
Slackware Linux
tiff (Alpine package)
libtiff
Slackware Linux
How to mitigate CVE-2016-3658
Install update from vendor's website.
tiff (Alpine package) - update to 4.0.7-r0
libtiff - update to 4.0.7
libtiff - update to 4.0.7