VDB
CVE-2018-20198
CVE-2018-20198
PUBLISHED
CVSS 5.5 MEDIUM
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 LONG_START_SEQUENCE case.
EPSS 1.21% · 68.2th percentile
Risk Scores
CVSS 3.0
5.5
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS Score
1.21%
68.2th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:14.04:LTS | faad2 | 0, 2.7-8, 2.7-8+deb7u1build0.14.04.1 |
| Ubuntu:Pro:16.04:LTS | faad2 | 2.8.0~cvs20150510-1ubuntu0.1+esm1, 0, 2.8.0~cvs20150510-1 |
| Ubuntu:Pro:18.04:LTS | faad2 | 2.8.8-1ubuntu0.1~esm1, 2.8.6-1, 0 |
Timeline
- Dec 18, 2018 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Oct 28, 2021 EPSS Score
- Dec 30, 2021 EPSS Score
- Feb 4, 2022 EPSS Score
- May 6, 2022 EPSS Score
- Jul 8, 2022 EPSS Score
- Sep 11, 2022 EPSS Score
- Nov 13, 2022 EPSS Score
- Mar 7, 2023 EPSS Score
- Mar 20, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2018-20198 advisory
- https://www.cve.org/CVERecord?id=CVE-2018-20198 third-party-advisory
- https://github.com/knik0/faad2/issues/23 discussion