Freeware Advanced Audio Decoder 2
CVE-2019-6956
HIGH
Severity by source
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Lifecycle Timeline
1DescriptionNVD
An issue was discovered in Freeware Advanced Audio Decoder 2 (FAAD2) 2.8.8. It is a buffer over-read in ps_mix_phase in libfaad/ps_dec.c.
AnalysisAI
An issue was discovered in Freeware Advanced Audio Decoder 2 (FAAD2) 2.8.8. Rated high severity (CVSS 7.1), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified as Out-of-bounds Read (CWE-125), which allows attackers to read data from memory outside the intended buffer boundaries. An issue was discovered in Freeware Advanced Audio Decoder 2 (FAAD2) 2.8.8. It is a buffer over-read in ps_mix_phase in libfaad/ps_dec.c. Affected products include: Audiocoding Freeware Advanced Audio Decoder 2, Debian Debian Linux.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate array indices and buffer lengths. Use memory-safe languages. Enable AddressSanitizer during testing.
There is a stack-based buffer underflow in the third instance of the calculate_gain function in libfaad/sbr_hfadj.c in F
There is a stack-based buffer overflow in the third instance of the calculate_gain function in libfaad/sbr_hfadj.c in Fr
There is a stack-based buffer underflow in the third instance of the calculate_gain function in libfaad/sbr_hfadj.c in F
An issue was discovered in Freeware Advanced Audio Decoder 2 (FAAD2) 2.8.1. Rated high severity (CVSS 7.8), this vulnera
An issue was discovered in Freeware Advanced Audio Decoder 2 (FAAD2) 2.8.1. Rated high severity (CVSS 7.8), this vulnera
An issue was discovered in Freeware Advanced Audio Decoder 2 (FAAD2) 2.8.1. Rated high severity (CVSS 7.8), this vulnera
A NULL pointer dereference was discovered in ifilter_bank of libfaad/filtbank.c in Freeware Advanced Audio Decoder 2 (FA
An invalid memory address dereference was discovered in the hf_assembly function of libfaad/sbr_hfadj.c in Freeware Adva
An invalid memory address dereference was discovered in the sbr_process_channel function of libfaad/sbr_dec.c in Freewar
An invalid memory address dereference was discovered in the sbrDecodeSingleFramePS function of libfaad/sbr_dec.c in Free
An invalid memory address dereference was discovered in the lt_prediction function of libfaad/lt_predict.c in Freeware A
A NULL pointer dereference was discovered in sbr_process_channel of libfaad/sbr_dec.c in Freeware Advanced Audio Decoder
Same weakness CWE-125 – Out-of-bounds Read
View allSame technique Buffer Overflow
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External POC / Exploit Code
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