Double free in libcdio - CVE-2017-18201

 

Double free in libcdio - CVE-2017-18201

Published: March 19, 2018 / Updated: March 20, 2018


Vulnerability identifier: #VU11166
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-18201
CWE-ID: CWE-415
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

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

The weakness exists in the get_cdtext_generic() function due to double free. A local attacker can send specially crafted input, trigger memory corruption and cause the service to crash.

Affected software

libcdio
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for Scientific Computing
Red Hat Enterprise Linux for Power
Opensuse
Fedora
libcdio

How to mitigate CVE-2017-18201

Update to version 2.0.0.

libcdio - addressed in versions 0.94-5.fc26, 0.94-5.fc27

External References

Related Security Bulletins