#VU61872 Buffer overflow in Qualcomm products - CVE-2021-30350

Vulnerability identifier: #VU61872

Vulnerability risk: Low

CVSSv4.0: 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/E:U/U:Clear

CVE-ID: CVE-2021-30350

CWE-ID: CWE-119

Exploitation vector: Local access

Exploit availability: No public exploit available

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

Software vendor:
Qualcomm

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.

Install updates from vendor's website.

• https://www.qualcomm.com/company/product-security/bulletins/april-2022-bulletin