Division by zero in LibTIFF - CVE-2017-7595
Published: April 9, 2017 / Updated: July 28, 2020
Vulnerability identifier: #VU32122
CSH Severity: Medium
CVSS v4: 6.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-7595
CWE-ID: CWE-369
Exploitation vector: Local 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 JPEGSetupEncode function in tiff_jpeg.c in LibTIFF 4.0.7. A remote attacker can perform a denial of service (divide-by-zero error and application crash) via a crafted image.
Affected software
LibTIFF
Arch Linux
Gentoo Linux
Fedora
tiff (Alpine package)
libtiff
Arch Linux
Gentoo Linux
Fedora
tiff (Alpine package)
libtiff
How to mitigate CVE-2017-7595
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
tiff (Alpine package) - update to 4.0.7-r2
libtiff - addressed in versions 4.0.7-5.fc25, 4.0.7-5.fc26
libtiff - addressed in versions 4.0.7-5.fc25, 4.0.7-5.fc26