Memory leak in LibTIFF - CVE-2017-9403

 

Memory leak in LibTIFF - CVE-2017-9403

Published: July 11, 2017 / Updated: July 13, 2017


Vulnerability identifier: #VU7404
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-2017-9403
CWE-ID: CWE-401
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to cause DoS condition.

The weakness exits due to memory leak in the function TIFFReadDirEntryLong8Array in tif_dirread.c. A remote attacker can send specially crafted TIFF file and cause the application to crash.

Successful exploitation of the vulnerability results in denial of service.

Affected software

LibTIFF
Debian Linux
Gentoo Linux
Fedora
mingw-libtiff

How to mitigate CVE-2017-9403

Update to version 4.0.8-3.

mingw-libtiff - update to 4.0.8-1.fc26

External References

Related Security Bulletins