Critical severity · published Sep 17, 2021
CVE-2021-1976
A use after free can occur due to improper validation of P2P device address in PD Request frame in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon…
9.8
CVSS
0.8%
EPSS
No
On KEV
Description
A use after free can occur due to improper validation of P2P device address in PD Request frame in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 56% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AF
Apq8009 Firmware · Qualcomm
All versions, or not specified · source: NVD
AF
Apq8009w Firmware · Qualcomm
All versions, or not specified · source: NVD
AF
Apq8017 Firmware · Qualcomm
All versions, or not specified · source: NVD
AF
Apq8053 Firmware · Qualcomm
All versions, or not specified · source: NVD
AF
Apq8064au Firmware · Qualcomm
All versions, or not specified · source: NVD
AF
Apq8096au Firmware · Qualcomm
All versions, or not specified · source: NVD
AF
Aqt1000 Firmware · Qualcomm
All versions, or not specified · source: NVD
AF
Ar7420 Firmware · Qualcomm
All versions, or not specified · source: NVD
AF
Ar8031 Firmware · Qualcomm
All versions, or not specified · source: NVD
AF
Ar8035 Firmware · Qualcomm
All versions, or not specified · source: NVD
AF
Ar9380 Firmware · Qualcomm
All versions, or not specified · source: NVD
CF
Csr8811 Firmware · Qualcomm
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-1976
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-1976
Patch
https://www.qualcomm.com/company/product-security/bulletins/august-2021-bulletin
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