Uncontrolled memory allocation in LibTIFF - CVE-2017-12944
Published: April 3, 2018
Vulnerability identifier: #VU11495
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-12944
CWE-ID: CWE-789
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The weakness exists in the TIFFReadDirEntryArray function in tif_read.c due to mishandling memory allocation for short files. A remote attacker can trigger memory corruption and cause the service to crash.
The weakness exists in the TIFFReadDirEntryArray function in tif_read.c due to mishandling memory allocation for short files. A remote attacker can trigger memory corruption and cause the service to crash.
Affected software
LibTIFF
tiff (Debian package)
Opensuse
tiff (Debian package)
Opensuse
How to mitigate CVE-2017-12944
Install update from vendor's website.
tiff (Debian package) - update to 4.0.8-2+deb9u2