CVE-2018-20199

A NULL pointer dereference was discovered in ifilter_bank of libfaad/filtbank.c in Freeware Advanced Audio Decoder 2 (FAAD2) 2.8.8. The vulnerability causes a segmentation fault and application crash, which leads to denial of service because adding to windowed output is mishandled in the ONLY_LONG_SEQUENCE case.

• CWE-476

• https://github.com/knik0/faad2/issues/24Exploit, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2019/08/msg00033.htmlMailing List, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2021/10/msg00020.htmlMailing List, Third Party Advisory
• https://security.gentoo.org/glsa/202006-17Third Party Advisory
• https://www.debian.org/security/2022/dsa-5109Third Party Advisory
• https://github.com/knik0/faad2/issues/24Exploit, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2019/08/msg00033.htmlMailing List, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2021/10/msg00020.htmlMailing List, Third Party Advisory
• https://security.gentoo.org/glsa/202006-17Third Party Advisory
• https://www.debian.org/security/2022/dsa-5109Third Party Advisory

Published

Dec 18, 2018

Last Modified

Jun 17, 2026

Status

Modified

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