Buffer overflow in Qualcomm products - CVE-2021-30308

Vulnerability identifier: #VU59183

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-2021-30308

CWE-ID: CWE-120

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a malicious application to escalate privileges on the system.

The vulnerability exists due to a buffer overflow in RFA in the Modem component while printing the HARQ memory partition detail. A malicious application can trigger buffer overflow and execute arbitrary code with elevated privileges.

SDX55
SDX24
SDX20
SD855
SD850
SD845
QCA6574AU
QCA6174A
MDM9650
MDM9150
SD730
SD665
SD675
QCS605
QCA9377
WCD9335
WCD9326
SM7250P
SM6375
SM6250P
SM6250
SDXR25G
SDXR1
SDX65
SDX55M
WCD9340
SDX12
SD870
SD8655G
SD7c
SD768G
WCN3990
WSA8835
WSA8830
WSA8815
WSA8810
WCN6856
WCN6855
WCN6851
WCN6850
WCN3998
WCN3991
SD765G
WCN3988
WCN3980
WCN3950
WCD9385
WCD9380
WCD9375
WCD9370
WCD9360
WCD9341
QCA6420
QCA8081
QCA6696
QCA6595AU
QCA6574A
QCA6564AU
QCA6564A
QCA6436
QCA6430
QCA6426
QCA8337
QCA6391
QCA6390
MDM9250
FSM10056
CSRB31024
AR8035
SD8Gen15G
SD765
SD750G
SD720G
SD6905G
SD678
SD660
SD480
SD8cxGen2
AQT1000
SA515M
SA415M
QCX315
QCS610
QCS603
QCS410
Google Android

Install updates from vendor's website.

Google Android - addressed in versions 9 2022-01-05, 10 2022-01-05, 11 2022-01-05, 12 2022-01-05

• https://www.qualcomm.com/company/product-security/bulletins/january-2022-bulletin

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