#VU55518 Out-of-bounds read in Qualcomm products - CVE-2021-1930

Vulnerability identifier: #VU55518

Vulnerability risk: Low

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

CVE-ID: CVE-2021-1930

CWE-ID: CWE-125

Exploitation vector: Local access

Exploit availability: No public exploit available

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

Software vendor:
Qualcomm

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.

Install updates from vendor's website.

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