NULL pointer dereference in libid3tag - CVE-2017-11550

 

NULL pointer dereference in libid3tag - CVE-2017-11550

Published: April 12, 2018


Vulnerability identifier: #VU11783
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-2017-11550
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Underbit Technologies
Affected software:
libid3tag

Detailed vulnerability description

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

The weakness exists in the id3_ucs4_length function in ucs4.c in libid3tag due to NULL pointer dereference. A remote attacker can submit a specially crafted mp3 file and cause the service to crash.

How to mitigate CVE-2017-11550

Install update from vendor's website.

Sources