Buffer overflow in LibTIFF - CVE-2017-9937

Vulnerability identifier: #VU69586

CSH Severity: Low

CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2017-9937

CWE-ID: CWE-119

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to crash the application.

The vulnerability exists due to a memory malloc failure in tif_jbig.c. A remote attacker can create a specially crafted TIFF file, trick the victim into opening it, trigger memory corruption and perform a denial of service (DoS) attack.

LibTIFF
Ubuntu
jbigkit-bin (Ubuntu package)
libjbig0 (Ubuntu package)
cflinuxfs3

Install updates from vendor's website.

LibTIFF - update to 4.0.9
jbigkit-bin (Ubuntu package) - addressed in versions Ubuntu Pro (Infra-only), 2.1-3.1ubuntu0.18.04.1, 2.1-3.1ubuntu0.20.04.1, 2.1-3.1ubuntu0.22.04.1, 2.1-3.1ubuntu0.22.10.1
libjbig0 (Ubuntu package) - addressed in versions Ubuntu Pro (Infra-only), 2.1-3.1ubuntu0.18.04.1, 2.1-3.1ubuntu0.20.04.1, 2.1-3.1ubuntu0.22.04.1, 2.1-3.1ubuntu0.22.10.1
cflinuxfs3 - update to 0.340.0

• http://bugzilla.maptools.org/show_bug.cgi?id=2707

• Denial of service in LibTIFF
• Ubuntu update for jbigkit
• Cloud Foundry Foundation cflinuxfs3 update for LibTIFF