Integer overflow in pjproject (Debian package) - CVE-2017-16875

 

Integer overflow in pjproject (Debian package) - CVE-2017-16875

Published: April 12, 2018


Vulnerability identifier: #VU11774
CSH Severity: Low
CVSS v4.0: 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/E:U/U:Clear
CVE-ID: CVE-2017-16875
CWE-ID: CWE-190
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Debian
Affected software:
pjproject (Debian package)

Detailed vulnerability description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists in the ioqueue component due to issuing a double key unregistration after a remote attacker initiates a socket connection with specific settings and sequences. A remote attacker can trigger integer overflow, ioqueue backends to reject future key registrations and cause the service to crash.

How to mitigate CVE-2017-16875

Update to versions 2.7.2~dfsg-1 or 2.5.5~dfsg-6+deb9u1.

Sources