CVE-2018-20194

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 v3.0

7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v2.0

6.8 MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P

EPSS

1.32% chance of exploitation in the next 30 days, 69th percentile

Published

2018-12-18

Updated

2024-08-05

Proof-of-concept exploits (1)

• knik0/faad2/issues/21

References

• CVE Record
• NVD entry

Related

• CVE-2018-19886
• CVE-2018-19887
• CVE-2018-19888
• CVE-2018-19889
• CVE-2018-19890
• CVE-2018-19891