Main Vulnerability Database Vulnerabilities #VU56340

Use-after-free in Qualcomm products - CVE-2021-1963

Published: September 6, 2021

Vulnerability identifier: #VU56340

CSH Severity: Low

CVSS v4: 7.3 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2021-1963

CWE-ID: CWE-416

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error caused by the lack of validation for the rule count in filter table in IPA driver in Data Network Stack & Connectivity component. A local user can escalate privileges on the system.

Affected software

SD778G
SM7250
SM6250
SDXR25G
SDX55M
SDX50M
SDX12
SDA429W
SD8885G
SD870
SD8655G
SD780G
SM7325
SD768G
SD765G
SD765
SD750G
SD720G
SD6905G
SD678
SD662
SD480
SD460
WCN3988
WSA8835
WSA8830
WSA8815
WSA8810
WCN6856
WCN6851
WCN6850
WCN6750
WCN6740
WCN3999
WCN3998
WCN3991
WCN3990
WCN3980
WCN3950
WCN3660B
WCN3620
WCN3615
WCN3610
WCD9385
WCD9380
WCD9375
WCD9370
WCD9341
WCD9340
WCD9335
QCA6390
QCA6584AU
QCA6574A
QCA6574
QCA6564AU
QCA6564A
QCA6436
QCA6431
QCA6430
QCA6426
QCA6421
QCA6420
QCA6391
QCA6595
FSM10056
FSM10055
CSRA6640
CSRA6620
AR8035
AR8031
AQT1000
QSM8250
SD8CX
SD8C
SA8195P
SA8155P
SA8155
SA8150P
SA8145P
SA6155
SA6150P
SA6145P
Qualcomm215
APQ8009W
QRB5165
QCS6125
QCS610
QCS4290
QCS410
QCM6125
QCM4290
QCA8337
QCA6696
QCA6595AU
SDX55
SD855
SD730
SD665
SD210
SD205
QCA6574AU
QCA6174A
MSM8996AU
MSM8909W
MDM9650
MDM9150
APQ8096AU
SD675
SA6155P
QCS405
QCA9377

How to mitigate CVE-2021-1963

Install updates from vendor's website.

External References

Related Security Bulletins