Stack-based buffer overflow in Qualcomm products - CVE-2021-1979

Vulnerability identifier: #VU57893

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-2021-1979

CWE-ID: CWE-121

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local user to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in RFA Tools. A local user can trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

SDX12
SM8450P
SM8450
SM7325
SM7250
SM6375
SM6250P
SM6250
SDXR2 5G
SDXR1
SDX65
SDX55M
SDX50M
WCD9326
SD888 5G
SD870
SD865 5G
SD7c
SD780G
SD778G
SD768G
SD765G
SD765
WCN3991
WSA8835
WSA8830
WSA8815
WSA8810
WHS9410
WCN7851
WCN7850
WCN6856
WCN6855
WCN6851
WCN6850
WCN6750
WCN6740
WCN3998
SD750G
WCN3990
WCN3988
WCN3980
WCN3950
WCN3910
WCD9385
WCD9380
WCD9375
WCD9371
WCD9370
WCD9360
WCD9341
WCD9340
WCD9335
QCA6421
QCM6125
QCA8337
QCA8081
QCA6696
QCA6595AU
QCA6584AU
QCA6574A
QCA6564AU
QCA6564A
QCA6436
QCA6431
QCA6430
QCA6426
QCM6490
QCA6420
QCA6391
QCA6390
QCA6335
QCA6320
QCA6310
MDM9250
FSM10056
FSM10055
CSRB31024
AR8035
SD 636
SD720G
SD690 5G
SD678
SD660
SD480
SD 8CX
SD 8C
SD 675
AQT1000
SD 455
SC8180X+SDX55
SA8155P
SA8155
SA515M
SA415M
QSM8350
QCX315
QCS6490
QCS6125
QCS610
QCS603
QCS410
SDX55
SDX24
SDX20
SDM630
SD855
SD850
SD845
SD835
QCA9377
QCA6574AU
QCA6174A
MDM9650
MDM9150
SD730
SD712
SD710
SD675
SD670
SD665
QCS605

Install updates from vendor's website.

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

• Multiple vulnerabilities in Qualcomm chipsets