Division by zero in LibTIFF - CVE-2016-3622
Published: October 3, 2016 / Updated: July 28, 2020
Vulnerability identifier: #VU32169
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2016-3622
CWE-ID: CWE-369
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to divide-by-zero error within The fpAcc function in tif_predict.c in the tiff2rgba tool in LibTIFF 4.0.6 and earlier. A remote attacker can perform a denial of service (divide-by-zero error) via a crafted TIFF image.
Affected software
LibTIFF
tiff (Alpine package)
libtiff
Slackware Linux
tiff (Alpine package)
libtiff
Slackware Linux
How to mitigate CVE-2016-3622
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
tiff (Alpine package) - update to 4.0.7-r0
libtiff - update to 4.0.7
libtiff - update to 4.0.7