NULL pointer dereference - CVE-2018-19504
Published: November 23, 2018 / Updated: August 4, 2020
Vulnerability identifier: #VU33379
CSH Severity: Medium
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-19504
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in Freeware Advanced Audio Decoder 2 (FAAD2) 2.8.1. There is a NULL pointer dereference in ifilter_bank() in libfaad/filtbank.c. A remote attacker can perform a denial of service (DoS) attack.
Affected software
Gentoo Linux
faad2 (Alpine package)
faad2 (Alpine package)
How to mitigate CVE-2018-19504
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
faad2 (Alpine package) - update to 2.9.0-r0