Vulnerability Description
There is a stack-based buffer underflow in the third instance of the calculate_gain function in libfaad/sbr_hfadj.c in Freeware Advanced Audio Decoder 2 (FAAD2) 2.8.8. A crafted input will lead to a denial of service or possibly unspecified other impact because limiting the additional noise energy level is mishandled for the G_max <= G case.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Audiocoding | Freeware Advanced Audio Decoder 2 | 2.8.8 |
Related Weaknesses (CWE)
References
- https://github.com/knik0/faad2/issues/21ExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/05/msg00022.html
- https://seclists.org/bugtraq/2019/Sep/28
- https://security.gentoo.org/glsa/202006-17
- https://www.debian.org/security/2019/dsa-4522
- https://github.com/knik0/faad2/issues/21ExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/05/msg00022.html
- https://seclists.org/bugtraq/2019/Sep/28
- https://security.gentoo.org/glsa/202006-17
- https://www.debian.org/security/2019/dsa-4522
FAQ
What is CVE-2018-20194?
CVE-2018-20194 is a vulnerability with a CVSS score of 7.8 (HIGH). There is a stack-based buffer underflow in the third instance of the calculate_gain function in libfaad/sbr_hfadj.c in Freeware Advanced Audio Decoder 2 (FAAD2) 2.8.8. A crafted input will lead to a d...
How severe is CVE-2018-20194?
CVE-2018-20194 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-20194?
Check the references section above for vendor advisories and patch information. Affected products include: Audiocoding Freeware Advanced Audio Decoder 2.