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,...
MediumCVSS 5.5
EPSS 1.1%
- Published
- Updated
- Exploit status
- No public exploit known
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.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| debian/faad2(Debian:12) | < 2.8.8-3.1 | 2.8.8-3.1 |
| debian/faad2(Debian:13) | < 2.8.8-3.1 | 2.8.8-3.1 |
| debian/faad2(Debian:14) | < 2.8.8-3.1 | 2.8.8-3.1 |
| audiocoding freeware advanced audio decoder 2 | < 2.9.0 | 2.9.0 |
| debian linux | = 8.0 | No fix listed |
| debian linux | = 9.0 | No fix listed |
| debian linux | = 10.0 | No fix listed |
| alpine/faad2(Alpine:v3.10) | < 2.9.0-r0 | 2.9.0-r0 |
| alpine/faad2(Alpine:v3.11) | < 2.9.0-r0 | 2.9.0-r0 |
| alpine/faad2(Alpine:v3.12) | < 2.9.0-r0 | 2.9.0-r0 |
| alpine/faad2(Alpine:v3.13) | < 2.9.0-r0 | 2.9.0-r0 |
| alpine/faad2(Alpine:v3.14) | < 2.9.0-r0 | 2.9.0-r0 |
| alpine/faad2(Alpine:v3.15) | < 2.9.0-r0 | 2.9.0-r0 |
| alpine/faad2(Alpine:v3.16) | < 2.9.0-r0 | 2.9.0-r0 |
| alpine/faad2(Alpine:v3.17) | < 2.9.0-r0 | 2.9.0-r0 |
| alpine/faad2(Alpine:v3.18) | < 2.9.0-r0 | 2.9.0-r0 |
| alpine/faad2(Alpine:v3.19) | < 2.9.0-r0 | 2.9.0-r0 |
| alpine/faad2(Alpine:v3.20) | < 2.9.0-r0 | 2.9.0-r0 |
| alpine/faad2(Alpine:v3.21) | < 2.9.0-r0 | 2.9.0-r0 |
| alpine/faad2(Alpine:v3.22) | < 2.9.0-r0 | 2.9.0-r0 |
| alpine/faad2(Alpine:v3.23) | < 2.9.0-r0 | 2.9.0-r0 |
| alpine/faad2(Alpine:v3.24) | < 2.9.0-r0 | 2.9.0-r0 |
| alpine/faad2(Alpine:v3.7) | < 2.9.0-r0 | 2.9.0-r0 |
| alpine/faad2(Alpine:v3.8) | < 2.9.0-r0 | 2.9.0-r0 |
| alpine/faad2(Alpine:v3.9) | < 2.9.0-r0 | 2.9.0-r0 |
References
- Debian Security Tracker CVE-2018-20199 vendor-advisory
- github.com exploit third-party-advisory
- [debian-lts-announce] 20190828 [SECURITY] [DLA 1899-1] faad2 security update mailing-list third-party-advisory
- [debian-lts-announce] 20211024 [SECURITY] [DLA 2792-1] faad2 security update mailing-list third-party-advisory
- GLSA-202006-17 third-party-advisory vendor-advisory
- DSA-5109 third-party-advisory vendor-advisory
- security.alpinelinux.org vendor-advisory