CVE-2018-20196

high
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
8.0

Description

There is a stack-based buffer overflow 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 the S_M array is mishandled.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2018-20196

OS impact

OSVersionStatusFixed in
arch archfixed2.9.0-1
debian debianbookwormfixed2.8.8-3.1
debian debianbullseyefixed2.8.8-3.1
debian debianforkyfixed2.8.8-3.1
debian debiansidfixed2.8.8-3.1
debian debiantrixiefixed2.8.8-3.1

References

Verify integrity in audit chain (admin only). AS-IS.