CVE-2018-20199 — NULL Pointer Dereference in Freeware Advanced Audio Decoder 2

CWE-476 — NULL Pointer Dereference5 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.5%
top 34.96%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Faad2 Project Faad2Audiocoding Freeware Advanced Audio Decoder 2Debian Linux
Timeline
PublishedDec 18
Latest updateApr 30

Description

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages2 packages

▶Debianfaad2_project/faad2< 2.8.8-3.1+3

Also affects: Debian Linux 10.0, 8.0, 9.0

🔴Vulnerability Details

3
GHSA
GHSA-8fmv-4jcp-rv3m: A NULL pointer dereference was discovered in ifilter_bank of libfaad/filtbank↗2022-04-30
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CVEList
CVE-2018-20199: A NULL pointer dereference was discovered in ifilter_bank of libfaad/filtbank↗2018-12-18
▶
OSV
CVE-2018-20199: A NULL pointer dereference was discovered in ifilter_bank of libfaad/filtbank↗2018-12-18
▶

📋Vendor Advisories

1
Debian
CVE-2018-20199: faad2 - A NULL pointer dereference was discovered in ifilter_bank of libfaad/filtbank.c ...↗2018
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CVE-2018-20199 — NULL Pointer Dereference | cvebase