#VU63095 Buffer Over-read in Qualcomm products - CVE-2021-35084

Vulnerability identifier: #VU63095

Vulnerability risk: Low

CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2021-35084

CWE-ID: CWE-126

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
AQT1000
AR8031
AR8035
CSRA6620
CSRA6640
CSRB31024
QCA6175A
QCA6390
QCA6391
QCA6420
QCA6426
QCA6430
QCA6436
QCA6564AU
QCA6574
QCA6574A
QCA6595AU
QCA6696
QCA8081
QCA8337
QCM4290
QCM6125
QCN7606
QCS410
QCS4290
QCS610
QCS6125
QRB5165
QRB5165M
QRB5165N
SA415M
SA515M
SA8155P
SA8195P
SD 8 Gen1 5G
SD460
SD480
SD662
SD680
SD690 5G
SD695
SD750G
SD765
SD765G
SD768G
SD778G
SD780G
SD865 5G
SD870
SD888 5G
SDX12
SDX55M
SDX65
SDXR2 5G
SM7250P
SM7325P
WCD9335
WCD9341
WCD9360
WCD9370
WCD9375
WCD9380
WCD9385
WCN3950
WCN3980
WCN3988
WCN3990
WCN3991
WCN3998
WCN3999
WCN6740
WCN6750
WCN6850
WCN6851
WCN6855
WCN6856
WCN7850
WCN7851
WSA8810
WSA8815
WSA8830
WSA8835
QCA6174A
QCA6574AU
QCA9377
QCA9379
QCN7605
QCS405
QCS605
SA6155P
SD855
SDX55

Software vendor:
Qualcomm

The vulnerability allows a local application to cause a denial of service.

The vulnerability exists due to buffer over-read error in Automotive Connectivity component. A local application can trigger buffer over-read error and cause a denial of service.

Install updates from vendor's website.

• https://docs.qualcomm.com/bundle/publicresource/HD-10000-1/topics/may-2022-bulletin.html
• https://source.codeaurora.org/quic/qsdk/platform/vendor/qcom-opensource/wlan/qca-wifi-host-cmn/commit/?id=022554eb485fe7ecd251341c6115e5ece40f3927