Memory leak in Qualcomm products - CVE-2021-35078

Vulnerability identifier: #VU63107

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2021-35078

CWE-ID: CWE-401

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to perform DoS attack on the target system.

The vulnerability exists due to memory leak while parsing server certificate chain in Data Modem component. A remote attacker can force the application to leak memory and perform denial of service attack.

SDX50M
SW5100P
SW5100
SM7325P
SM7315
SM7250P
SM6250P
SM6250
SM4125
SDXR2 5G
SDXR1
SDX65
SDX55M
WCD9326
SD888 5G
SD870
SD865 5G
SD7c
SD780G
SD778G
SD768G
SD765G
SD765
WCN3988
WSA8835
WSA8830
WSA8815
WSA8810
WCN6856
WCN6855
WCN6851
WCN6850
WCN6750
WCN6740
WCN3998
WCN3991
WCN3990
SD750G
WCN3980
WCN3950
WCN3910
WCD9385
WCD9380
WCD9375
WCD9371
WCD9370
WCD9360
WCD9341
WCD9340
WCD9335
QCA6574A
QCS4290
QCS410
QCS2290
QCM6490
QCM6125
QCM4290
QCM2290
QCA8337
QCA8081
QCA6696
QCA6595AU
QCS603
QCA6564AU
QCA6436
QCA6431
QCA6430
QCA6426
QCA6421
QCA6420
QCA6391
QCA6390
CSRB31024
AR8035
SD480
SD720G
SD695
SD690 5G
SD680
SD678
SD662
AQT1000
SD460
SD 8cx Gen2
SD 8CX
SD 8 Gen1 5G
SD 675
SC8180X+SDX55
SA515M
SA415M
QCS6490
QCS6125
QCS610
SDX55
SDX24
SD888
SD855
QCA9377
QCA6574AU
QCA6174A
SD730
SD712
SD710
SD675
SD670
SD665
QCS605

Install updates from vendor's website.

• https://docs.qualcomm.com/bundle/publicresource/HD-10000-1/topics/may-2022-bulletin.html

• Multiple vulnerabilities in Qualcomm chipsets