#VU67078 Time-of-check Time-of-use (TOCTOU) Race Condition in Qualcomm products - CVE-2022-22093
Published: September 8, 2022
Vulnerability identifier: #VU67078
Vulnerability risk: Low
CVSSv4.0: 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/E:U/U:Clear
CVE-ID: CVE-2022-22093
CWE-ID: CWE-367
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
AQT1000
QCA6390
QCA6391
QCA6420
QCA6421
QCA6426
QCA6430
QCA6431
QCA6436
QCM6490
QCS6490
QRB5165
QRB5165M
QRB5165N
QSM8350
SD 8 Gen1 5G
SD 8CX
SD 8cx Gen2
SD765
SD765G
SD768G
SD778G
SD780G
SD865 5G
SD870
SD888 5G
SDX55M
SDXR2 5G
SM7250P
SM7315
SM7325P
WCD9340
WCD9341
WCD9370
WCD9375
WCD9380
WCD9385
WCN3991
WCN3998
WCN6740
WCN6750
WCN6850
WCN6851
WCN6855
WCN6856
WCN7850
WCN7851
WSA8810
WSA8815
WSA8830
WSA8835
SD888
SM7450
SM8475
SM8475P
WSA8832
AQT1000
QCA6390
QCA6391
QCA6420
QCA6421
QCA6426
QCA6430
QCA6431
QCA6436
QCM6490
QCS6490
QRB5165
QRB5165M
QRB5165N
QSM8350
SD 8 Gen1 5G
SD 8CX
SD 8cx Gen2
SD765
SD765G
SD768G
SD778G
SD780G
SD865 5G
SD870
SD888 5G
SDX55M
SDXR2 5G
SM7250P
SM7315
SM7325P
WCD9340
WCD9341
WCD9370
WCD9375
WCD9380
WCD9385
WCN3991
WCN3998
WCN6740
WCN6750
WCN6850
WCN6851
WCN6855
WCN6856
WCN7850
WCN7851
WSA8810
WSA8815
WSA8830
WSA8835
SD888
SM7450
SM8475
SM8475P
WSA8832
Software vendor:
Qualcomm
Qualcomm
Description
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to a race condition when handling concurrent hypervisor operations to attach or detach IRQs from virtual interrupt sources. A local application can exploit the race and gain unauthorized access to sensitive information and escalate privileges on the system.
Remediation
Install updates from vendor's website.