#VU57899 Use-after-free in Qualcomm products - CVE-2021-30266

Vulnerability identifier: #VU57899

Vulnerability risk: Low

CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2021-30266

CWE-ID: CWE-416

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
APQ8009
APQ8053
APQ8096AU
IPQ4019
IPQ8064
IPQ8074
MDM9206
MDM9650
MSM8953
MSM8996AU
QCA6574AU
QCA9377
QCA9531
QCA9558
QCA9980
QCS405
QCS605
SA6155P
SD205
SD210
SD665
SD675
SD730
SD855
SDX55
AQT1000
AR8031
AR8035
AR9380
CSR8811
CSRA6620
CSRA6640
CSRB31024
IPQ4018
IPQ4028
IPQ4029
IPQ5010
IPQ5018
IPQ6000
IPQ6005
IPQ6010
IPQ6018
IPQ6028
IPQ8065
IPQ8068
IPQ8069
IPQ8070
IPQ8070A
IPQ8071
IPQ8071A
IPQ8072
IPQ8072A
IPQ8074A
IPQ8076
IPQ8076A
IPQ8078
IPQ8078A
IPQ8173
IPQ8174
QCA4024
QCA6310
QCA6320
QCA6335
QCA6390
QCA6391
QCA6420
QCA6426
QCA6428
QCA6430
QCA6436
QCA6438
QCA6564A
QCA6564AU
QCA6574
QCA6574A
QCA6584AU
QCA6595
QCA6595AU
QCA6694
QCA6696
QCA7500
QCA8075
QCA8081
QCA8337
QCA9367
QCA9561
QCA9563
QCA9880
QCA9882
QCA9886
QCA9887
QCA9888
QCA9889
QCA9896
QCA9898
QCA9982
QCA9984
QCA9985
QCA9986
QCA9987
QCA9988
QCA9990
QCA9992
QCA9994
QCM4290
QCM6125
QCM6490
QCN5021
QCN5022
QCN5024
QCN5052
QCN5054
QCN5064
QCN5121
QCN5122
QCN5124
QCN5152
QCN5154
QCN5164
QCN5500
QCN5502
QCN5550
QCN6023
QCN6024
QCN9000
QCN9012
QCN9022
QCN9024
QCN9070
QCN9072
QCN9074
QCN9100
QCS410
QCS4290
QCS603
QCS610
QCS6125
QCS6490
QRB5165
QRB5165N
Qualcomm215
SA415M
SA6145P
SA6150P
SA6155
SA8145P
SA8150P
SA8155
SA8155P
SA8195P
SD 675
SD460
SD480
SD662
SD678
SD690 5G
SD765
SD765G
SD768G
SD778G
SD780G
SD865 5G
SD870
SD888 5G
SDX55M
SDX65
SDXR2 5G
SM6375
SM7250
SM7325
SM8450
SM8450P
WCD9326
WCD9330
WCD9335
WCD9341
WCD9370
WCD9375
WCD9380
WCD9385
WCN3610
WCN3615
WCN3660B
WCN3680
WCN3680B
WCN3950
WCN3980
WCN3988
WCN3990
WCN3991
WCN3998
WCN3999
WCN6740
WCN6750
WCN6850
WCN6851
WCN6855
WCN6856
WCN7850
WCN7851
WSA8810
WSA8815
WSA8830
WSA8835

Software vendor:
Qualcomm

The vulnerability allows a local user to compromise vulnerable system.

The vulnerability exists due to improper memory validation when initializing new interface via Interface add command. A local administrator can trigger use-after-free error and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Install updates from vendor's website.

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