Buffer over-read in Qualcomm products - CVE-2021-30304

Vulnerability identifier: #VU71923

CSH Severity: Medium

CVSSv4.0: 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/E:U/U:Green

CVE-ID: CVE-2021-30304

CWE-ID: CWE-126

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerable software:
QCA2062
QCA2064
QCA2065
QCA2066
SC8280XP
WCD9380
WCD9385
WCN6850
WCN6851
WCN6855
WCN6856
WSA8830
WSA8835

Software vendor:
Qualcomm

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation in WLAN. A remote attacker can perform a denial of service (DoS) attack.

Install security update from vendor's website.

• https://www.qualcomm.com/company/product-security/bulletins/october-2021-bulletin