Out-of-bounds read in Qualcomm products - CVE-2021-1930

Vulnerability identifier: #VU55518

CSH Severity: Low

CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2021-1930

CWE-ID: CWE-125

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within boot subsystem. A local user can trigger an out-of-bounds read error and read contents of memory on the system.

SD870
SM7325
SM7250
SM6250P
SM6250
SM4125
SDXR25G
SDX55M
SDX50M
SD8885G
WCD9326
SD8655G
SD7c
SD780G
SD778G
SD768G
SD765G
SD765
SD750G
SD720G
WCN3991
WSA8835
WSA8830
WSA8815
WSA8810
WCN6856
WCN6855
WCN6851
WCN6850
WCN6750
WCN6740
WCN3998
WCN3990
WCN3988
WCN3980
WCN3950
WCN3910
WCD9385
WCD9380
WCD9375
WCD9371
WCD9370
WCD9341
QCA6574
QCS410
QCS2290
QCM6125
QCM4290
QCM2290
QCA6696
QCA6595AU
QCA6584AU
QCA6574A
QCS4290
QCA6564AU
QCA6436
QCA6431
QCA6430
QCA6426
QCA6421
QCA6420
QCA6391
QCA6390
CSRB31024
SA8150P
SD6905G
SD678
SD662
SD480
SD460
SA8195P
SA8155P
SA8155
AQT1000
SA8145P
SA6155
SA6150P
SA6145P
SA415M
QSM8350
QSM8250
QRB5165
QCS6125
QCS610
SDX55
SDX24
SD855
SD730
SD710
QCA9377
QCA6574AU
QCA6174A
SD670
SD665
SD675
SA6155P

Install updates from vendor's website.

• https://www.qualcomm.com/company/product-security/bulletins/august-2021-bulletin

• Multiple vulnerabilities in Qualcomm chipsets