PT-2018-3077

CVE-2018-20362

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Published

2018-12-17

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Updated

2026-10-01

Description by

CVSS 2.0
7.1
High
MetricsAV:N/AC:M/Au:N/C:N/I:N/A:C
Name of the Vulnerable Software and Affected Versions Freeware Advanced Audio Decoder 2 (FAAD2) version 2.8.8
Description A NULL pointer dereference was discovered in the ifilter bank function of libfaad/filtbank.c. This issue causes a segmentation fault and application crash due to mishandling of adding to windowed output in the EIGHT SHORT SEQUENCE case. The vulnerability can be exploited by a remote attacker to cause a denial of service when processing the EIGHT SHORT SEQUENCE case.
Recommendations For Freeware Advanced Audio Decoder 2 (FAAD2) version 2.8.8, consider disabling the ifilter bank function in libfaad/filtbank.c as a temporary workaround to prevent exploitation. However, at the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploitability
Exploit
Impacts
Researchers
Vendors
Affected products
Related identifiers
ALT-PU-2021-1316
ALT-PU-2021-1341
ALT-PU-2023-1579
CLEANSTART-2023-TC91204
DLA-1791-1
DSA-4522-1
OPENSUSE-SU-2025:15214-1
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