Use-after-free in Qualcomm products - CVE-2021-1947

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Main Vulnerability Database Vulnerabilities #VU55507

Use-after-free in Qualcomm products - CVE-2021-1947

Published: August 3, 2021


Vulnerability identifier: #VU55507
CSH Severity: Low
CVSSv4.0: 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/E:U/U:Clear
CVE-ID: CVE-2021-1947
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
APQ8009W
AR9380
IPQ8065
IPQ8068
IPQ8069
QCA6320
QCA6390
QCA6391
QCA6426
QCA8337
QCA9561
QCA9563
QCA9880
QCA9882
QCA9886
QCA9887
QCA9888
QCA9889
QCA9896
QCA9898
QCA9982
QCA9984
QCA9990
QCA9992
QCA9994
QCM2290
QCM4290
QCM6125
QCS2290
QCS4290
QCS6125
QET4101
QRB5165
QSW8573
SD429
SD460
SD660
SD662
SD6905G
SD750G
SD765
SD765G
SD768G
SD8655G
SD870
SDA429W
SDM830
SDX55M
SM4125
SM7250
WCD9326
WCD9335
WCD9340
WCD9341
WCD9370
WCD9375
WCD9380
WCD9385
WCN3610
WCN3615
WCN3620
WCN3660B
WCN3680B
WCN3910
WCN3950
WCN3980
WCN3988
WCN3990
WCN3991
WCN3998
WCN6850
WCN6851
WSA8810
WSA8815
WSA8830
WSA8835
APQ8053
IPQ8064
MSM8909W
MSM8953
QCA9531
QCA9558
QCA9980
SD665
SD855
SDM429W
SDX55
Software vendor:
Qualcomm

Description

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

The vulnerability exists due to a use-after-free error in kernel graphics driver. A local user can run a specially crafted program to trigger a use-after-free error and execute arbitrary code elevated privileges.


Remediation

Install updates from vendor's website.

External links