Buffer overflow in Qualcomm products - CVE-2021-30350

Vulnerability identifier: #VU61872

CSH Severity: Low

CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2021-30350

CWE-ID: CWE-119

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error within the core subsystem when processing MBN header. A local application can trigger buffer overflow and execute arbitrary code with elevated privileges.

SD855
SDX55
SD888
SD850
SD730
QCS605
QCA6574AU
SD665
SD675
SA6155P
SM6250P
SM6250
SDXR25G
SDXR1
SDX65
SDX55M
SD8885G
SD870
SD8655G
SM6375
SD7c
SD780G
SD778G
SD768G
SD765G
SD765
SD750G
SD720G
SD6905G
WCN3950
WSA8835
WSA8830
WCN6856
WCN6855
WCN6851
WCN6850
WCN6750
WCN6740
WCN3998
WCN3991
WCN3988
SD680
WCN3910
WCD9385
WCD9380
WCD9375
WCD9370
WCD9360
SW5100P
SW5100
SM7325P
SM7315
SM7250P
QCA6595AU
QCS603
QCS4290
QCS410
QCS2290
QCM6490
QCM6125
QCM4290
QCM2290
QCA8337
QCA8081
QCA6696
QCA6574A
QCA6564AU
QCA6436
QCA6430
QCA6426
QCA6420
QCA6391
QCA6390
CSRB31024
AR8035
SA8150P
SD678
SD662
SD660
SD480
SD460
SD8cxGen2
SD8Gen15G
SA8195P
SA8155P
AQT1000
SA8145P
SA6150P
SA6145P
SA515M
SA415M
QCX315
QCS6490
QCS6125
QCS610
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

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