Buffer overflow in Qualcomm products - CVE-2021-1975
Published: November 3, 2021
Vulnerability identifier: #VU57902
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-1975
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper length check of domain while parsing the DNS response. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
SD7c
SD678
SD690 5G
SD720G
SD750G
SD765
SD765G
SD768G
SD778G
SD780G
SD820
SD821
SD865 5G
SD870
SD888 5G
SDA429W
SDW2500
SD 8CX
SA8145P
SA8150P
SA8155
SA8155P
SA8195P
SC8180X+SDX55
SD 455
SD 636
SD 675
SD 8C
SDX12
SD429
SD439
SD460
SD480
SD632
SD662
WCN6740
WCD9380
WCD9385
WCN3610
WCN3620
WCN3660
WCN3660B
WCN3680
WCN3910
WCN3950
WCN3988
WCN3991
WCD9375
WCN6750
WCN6850
WCN6851
WCN6855
WCN6856
WCN7850
WCN7851
WHS9410
WSA8830
WSA8835
SM6250P
SDX50M
SDX55M
SDX65
SDXR1
SDXR2 5G
SM6225
SM6250
SM6375
SM7250
SM7325
SM8450
SM8450P
WCD9306
WCD9330
WCD9360
WCD9370
WCD9371
MSM8608
MDM9330
MDM9615
MDM9615M
MDM9628
MDM9630
MSM8108
MSM8208
MSM8209
MDM9310
MSM8976
MSM8976SG
QCA4004
QCA6174
MDM8207
APQ8009W
APQ8037
AR6003
AR8035
CSR6030
CSRB31024
FSM10055
FSM10056
MDM8215
MDM8215M
MDM8615M
MDM9205
MDM9207
MDM9215
MDM9230
MDM9250
QCS610
QCA8337
QCA9367
QCM4290
QCM6125
QCM6490
QCS410
QCS4290
QCS603
QCA8081
QCS6125
QCS6490
QCX315
QSM8350
QSW8573
Qualcomm215
SA415M
SA6145P
SA6150P
SA6155
QCA6564AU
QCA6310
QCA6320
QCA6335
QCA6390
QCA6391
QCA6421
QCA6426
QCA6431
QCA6436
QCA6564A
QCA6574
QCA6574A
QCA6584
QCA6584AU
QCA6595
QCA6595AU
QCA6694
QCA6694AU
QCA6696
SD712
SD730
SD675
SD850
SDM429W
SDM630
SD205
SD210
SD450
SD665
SDX20
SDX24
SDX55
SA6155P
MDM9607
MDM9640
MDM9650
MSM8909W
MSM8917
MSM8920
MSM8937
MSM8940
MSM8996AU
APQ8017
APQ8096AU
QCA6174A
MDM9150
MDM9206
QCA9377
QCA9379
QCS605
APQ8009
QCA6574AU
SD678
SD690 5G
SD720G
SD750G
SD765
SD765G
SD768G
SD778G
SD780G
SD820
SD821
SD865 5G
SD870
SD888 5G
SDA429W
SDW2500
SD 8CX
SA8145P
SA8150P
SA8155
SA8155P
SA8195P
SC8180X+SDX55
SD 455
SD 636
SD 675
SD 8C
SDX12
SD429
SD439
SD460
SD480
SD632
SD662
WCN6740
WCD9380
WCD9385
WCN3610
WCN3620
WCN3660
WCN3660B
WCN3680
WCN3910
WCN3950
WCN3988
WCN3991
WCD9375
WCN6750
WCN6850
WCN6851
WCN6855
WCN6856
WCN7850
WCN7851
WHS9410
WSA8830
WSA8835
SM6250P
SDX50M
SDX55M
SDX65
SDXR1
SDXR2 5G
SM6225
SM6250
SM6375
SM7250
SM7325
SM8450
SM8450P
WCD9306
WCD9330
WCD9360
WCD9370
WCD9371
MSM8608
MDM9330
MDM9615
MDM9615M
MDM9628
MDM9630
MSM8108
MSM8208
MSM8209
MDM9310
MSM8976
MSM8976SG
QCA4004
QCA6174
MDM8207
APQ8009W
APQ8037
AR6003
AR8035
CSR6030
CSRB31024
FSM10055
FSM10056
MDM8215
MDM8215M
MDM8615M
MDM9205
MDM9207
MDM9215
MDM9230
MDM9250
QCS610
QCA8337
QCA9367
QCM4290
QCM6125
QCM6490
QCS410
QCS4290
QCS603
QCA8081
QCS6125
QCS6490
QCX315
QSM8350
QSW8573
Qualcomm215
SA415M
SA6145P
SA6150P
SA6155
QCA6564AU
QCA6310
QCA6320
QCA6335
QCA6390
QCA6391
QCA6421
QCA6426
QCA6431
QCA6436
QCA6564A
QCA6574
QCA6574A
QCA6584
QCA6584AU
QCA6595
QCA6595AU
QCA6694
QCA6694AU
QCA6696
SD712
SD730
SD675
SD850
SDM429W
SDM630
SD205
SD210
SD450
SD665
SDX20
SDX24
SDX55
SA6155P
MDM9607
MDM9640
MDM9650
MSM8909W
MSM8917
MSM8920
MSM8937
MSM8940
MSM8996AU
APQ8017
APQ8096AU
QCA6174A
MDM9150
MDM9206
QCA9377
QCA9379
QCS605
APQ8009
QCA6574AU
How to mitigate CVE-2021-1975
Install updates from vendor's website.