Buffer overflow in Qualcomm products - CVE-2021-35081

Vulnerability identifier: #VU61833

CSH Severity: High

CVSS v4: 8.7 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2021-35081

CWE-ID: CWE-119

Exploitation vector: Adjecent network

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing SSID length received from beacon or probe response during an IBSS session. A remote attacker can send specially crafted traffic to the device, trigger memory corruption and execute arbitrary code on the target system.

SDX55M
WCD9375
WCD9370
WCD9341
WCD9326
SM7325P
SM7250P
SM6375
SDXR1
SDX65
WCD9380
SD8885G
SD870
SD8655G
SD780G
SD778G
SD768G
WCN6750
WSA8835
WSA8830
WSA8815
WSA8810
WCN6856
WCN6855
WCN6851
WCN6850
SD765G
WCN6740
WCN3998
WCN3991
WCN3988
WCN3980
WCN3950
WCN3910
WCD9385
QCM2290
QCS610
QCS4290
QCS2290
QCN7606
QCM6490
QCM6125
QCM4290
QCS6125
QCA8337
QCA8081
QCA6574A
QCA6564AU
QCA6564
QCA6391
QCA6390
AR8035
SA8150P
SD765
SD750G
SD6905G
SD662
SD480
SD460
SA8195P
SA8155P
AQT1000
SA8145P
SA6150P
SA6145P
QRB5165N
QRB5165M
QRB5165
QCS6490
SDX55
SD855
QCN7605
SA6155P
Google Android

Install updates from vendor's website.

Google Android - addressed in versions 10 2022-04-05, 11 2022-04-05, 12L 2022-04-05, 12 2022-04-05

• https://www.qualcomm.com/company/product-security/bulletins/april-2022-bulletin
• https://source.codeaurora.org/quic/la/platform/vendor/qcom-opensource/wlan/qcacld-3.0/commit/?id=21597765ae914c49cd81d95c5999784628a71ae2

• Multiple vulnerabilities in Qualcomm chipsets
• Multiple vulnerabilities in Google Android