#VU77863 Use After Free in Qualcomm products - CVE-2023-21672

Vulnerability identifier: #VU77863

Vulnerability risk: Low

CVSSv4.0: 5.9 [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/E:U/U:Clear]

CVE-ID: CVE-2023-21672

CWE-ID: CWE-416

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
FastConnect 6700
Mobile applications / Mobile firmware & hardware
FastConnect 6900
Mobile applications / Mobile firmware & hardware
FastConnect 7800
Mobile applications / Mobile firmware & hardware
QAM8255P
Mobile applications / Mobile firmware & hardware
QAM8295P
Mobile applications / Mobile firmware & hardware
QAM8650P
Mobile applications / Mobile firmware & hardware
QAM8775P
Mobile applications / Mobile firmware & hardware
QCA6574
Mobile applications / Mobile firmware & hardware
QCA6574A
Mobile applications / Mobile firmware & hardware
QCA6595
Mobile applications / Mobile firmware & hardware
QCA6595AU
Mobile applications / Mobile firmware & hardware
QCA6696
Mobile applications / Mobile firmware & hardware
QCA6698AQ
Mobile applications / Mobile firmware & hardware
QCA6797AQ
Mobile applications / Mobile firmware & hardware
QCM4325
Mobile applications / Mobile firmware & hardware
SA4150P
Mobile applications / Mobile firmware & hardware
SA4155P
Mobile applications / Mobile firmware & hardware
SA6145P
Mobile applications / Mobile firmware & hardware
SA6150P
Mobile applications / Mobile firmware & hardware
SA8145P
Mobile applications / Mobile firmware & hardware
SA8150P
Mobile applications / Mobile firmware & hardware
SA8155P
Mobile applications / Mobile firmware & hardware
SA8195P
Mobile applications / Mobile firmware & hardware
SA8255P
Mobile applications / Mobile firmware & hardware
SA8295P
Mobile applications / Mobile firmware & hardware
SD 8 Gen1 5G
Mobile applications / Mobile firmware & hardware
SD865 5G
Mobile applications / Mobile firmware & hardware
SG4150P
Mobile applications / Mobile firmware & hardware
Snapdragon 4 Gen 2 Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 680 4G Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 685 4G Mobile Platform (SM6225-AD)
Mobile applications / Mobile firmware & hardware
Snapdragon 8 Gen 1 Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 8+ Gen 1 Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon AR2 Gen 1 Platform
Mobile applications / Mobile firmware & hardware
Snapdragon W5+ Gen 1 Wearable Platform
Mobile applications / Mobile firmware & hardware
Snapdragon XR2 5G Platform
Mobile applications / Mobile firmware & hardware
SSG2115P
Mobile applications / Mobile firmware & hardware
SSG2125P
Mobile applications / Mobile firmware & hardware
SW5100
Mobile applications / Mobile firmware & hardware
SW5100P
Mobile applications / Mobile firmware & hardware
SXR1230P
Mobile applications / Mobile firmware & hardware
SXR2230P
Mobile applications / Mobile firmware & hardware
WCD9370
Mobile applications / Mobile firmware & hardware
WCD9375
Mobile applications / Mobile firmware & hardware
WCD9380
Mobile applications / Mobile firmware & hardware
WCD9385
Mobile applications / Mobile firmware & hardware
WCN3950
Mobile applications / Mobile firmware & hardware
WCN3980
Mobile applications / Mobile firmware & hardware
WCN3988
Mobile applications / Mobile firmware & hardware
WCN6740
Mobile applications / Mobile firmware & hardware
WSA8810
Mobile applications / Mobile firmware & hardware
WSA8815
Mobile applications / Mobile firmware & hardware
WSA8830
Mobile applications / Mobile firmware & hardware
WSA8835
Mobile applications / Mobile firmware & hardware
QCA6574AU
Hardware solutions / Firmware
SA6155P
Hardware solutions / Firmware
WSA8832
Hardware solutions / Firmware

Vendor: Qualcomm

Description

The vulnerability allows a local application to execute arbitrary code.

The vulnerability exists due to improper input validation in Audio. A local application can execute arbitrary code.

Mitigation
Install security update from vendor's website.

Vulnerable software versions

FastConnect 6700: All versions

FastConnect 6900: All versions

FastConnect 7800: All versions

QAM8255P: All versions

QAM8295P: All versions

QAM8650P: All versions

QAM8775P: All versions

QCA6574: All versions

QCA6574A: All versions

QCA6574AU: All versions

QCA6595: All versions

QCA6595AU: All versions

QCA6696: All versions

QCA6698AQ: All versions

QCA6797AQ: All versions

QCM4325: All versions

SA4150P: All versions

SA4155P: All versions

SA6145P: All versions

SA6150P: All versions

SA6155P: All versions

SA8145P: All versions

SA8150P: All versions

SA8155P: All versions

SA8195P: All versions

SA8255P: All versions

SA8295P: All versions

SD 8 Gen1 5G: All versions

SD865 5G: All versions

SG4150P: All versions

Snapdragon 4 Gen 2 Mobile Platform: All versions

Snapdragon 680 4G Mobile Platform: All versions

Snapdragon 685 4G Mobile Platform (SM6225-AD): All versions

Snapdragon 8 Gen 1 Mobile Platform: All versions

Snapdragon 8+ Gen 1 Mobile Platform: All versions

Snapdragon AR2 Gen 1 Platform: All versions

Snapdragon W5+ Gen 1 Wearable Platform: All versions

Snapdragon XR2 5G Platform: All versions

SSG2115P: All versions

SSG2125P: All versions

SW5100: All versions

SW5100P: All versions

SXR1230P: All versions

SXR2230P: All versions

WCD9370: All versions

WCD9375: All versions

WCD9380: All versions

WCD9385: All versions

WCN3950: All versions

WCN3980: All versions

WCN3988: All versions

WCN6740: All versions

WSA8810: All versions

WSA8815: All versions

WSA8830: All versions

WSA8832: All versions

WSA8835: All versions

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External links
https://docs.qualcomm.com/product/publicresources/securitybulletin/july-2023-bulletin.html

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.