Buffer overflow in Qualcomm products - CVE-2021-35102

Vulnerability identifier: #VU64040

CSH Severity: Low

CVSS v4: 8.5 [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]

CVE-ID: CVE-2021-35102

CWE-ID: CWE-119

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local user to execute arbitrary code on the target system.

The vulnerability exists due to lack of validation for the length of NAI string read from EFS in Data Modem. A local user can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

SM8475
SM8475P
SM7450
WSA8832
SDX55
QCA6574AU
SD675
SD888
SD855
SD730
WCN3950
WCD9385
WCD9380
WCD9375
WCD9370
WCD9360
WCD9341
WCN3980
SM7315
SM7250P
SM6250P
SM6250
SDXR2 5G
SDX65
SDX55M
WCN6851
WSA8835
WSA8830
WSA8815
WSA8810
WCN7851
WCN6856
WCN6855
WCN6850
WCN6750
WCN6740
WCN3998
WCN3991
WCN3990
WCN3988
SD480
SD 8 Gen1 5G
SD 675
SA515M
QCA8337
QCA8081
QCA6696
QCA6595AU
QCA6574A
QCA6436
QCA6431
QCA6426
QCA6421
QCA6391
QCA6390
SD765G
SD888 5G
SD870
SD865 5G
SD780G
SD778G
SD768G
AR8035
SD765
SD750G
SD720G
SD695
SD690 5G
SD678
Google Android

Install updates from vendor's website.

Google Android - addressed in versions 10 2022-06-05, 11 2022-06-05, 12L 2022-06-05, 12 2022-06-05

• https://docs.qualcomm.com/product/publicresources/securitybulletin/june-2022-bulletin.html

• Multiple vulnerabilities in Qualcomm chipsets
• Multiple vulnerabilities in Google Android