Qualcomm Snapdragon flaws impact Lenovo, Microsoft, Lenovo, and Samsung devices

Tens of software vulnerabilities affected Qualcomm firmware and impacted the devices of Microsoft, Lenovo, and Samsung.

Qualcomm January 2023 security bulletin addressed 22 software vulnerabilities in its Snapdragon suite. Some of the flaws were reported by the efiXplorer Team at the firmware protection firm Binarly, Zinuo Han of OPPO Amber Security Lab, Gengjia Chen from IceSword Lab, the researchers nicolas (nicolas1993), Seonung Jang of STEALIEN, and Le Wu of Baidu Security.

Below are reported the most severe vulnerabilities addressed by the company:

Public ID	Security Rating	CVSS Rating	Technology Area	Date Reported
CVE-2022-33218	Critical	High	Automotive	Internal
CVE-2022-33219	Critical	Critical	Automotive	Internal
CVE-2022-33265	Critical	High	Powerline Communication Firmware	Internal
CVE-2022-25725	High	Medium	UTILS	Internal
CVE-2022-25746	High	High	KERNEL	Internal
CVE-2022-33252	High	High	WLAN Firmware	Internal
CVE-2022-33253	High	High	WLAN Firmware	Internal
CVE-2022-33266	High	Medium	Audio	Internal
CVE-2022-33274	High	High	Android Core	Internal
CVE-2022-33276	High	High	WLAN Firmware	Internal
CVE-2022-33283	High	High	WLAN Firmware	Internal
CVE-2022-33284	High	High	WLAN Firmware	Internal
CVE-2022-33285	High	High	WLAN Firmware	Internal
CVE-2022-33286	High	High	WLAN Firmware	Internal
CVE-2022-33290	High	High	Automotive Connectivity	Internal
CVE-2022-33299	High	High	Automotive Connectivity	Internal
CVE-2022-33300	High	High	Automotive Android OS	Internal
CVE-2022-40516	High	High	Boot	10/28/2022
CVE-2022-40517	High	High	Boot	10/28/2022
CVE-2022-40520	High	High	Connectivity	10/28/2022

The most severe flaw is an integer overflow to buffer overflow in Automotive tracked as CVE-2022-33219 (CVSS Score 9.3).

“Memory corruption in Automotive due to integer overflow to buffer overflow while registering a new listener with shared buffer.” reads the advisory.

Other two severe issues fixed by Qualcomm are:

• CVE-2022-33218 (CVSS Score 8.2) – the flaw is a Memory corruption in Automotive due to improper input validation.
• CVE-2022-33265 (CVSS Score 7.3) – the flaw is an Information exposure in Powerline Communication Firmware.

The flaws impacted laptops and other devices using Snapdragon chipsets that are manufactured by Lenovo, Microsoft, and Samsung.

Lenovo released updates to address the vulnerabilities impacting the ThinkPad X13s BIOS.

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Pierluigi Paganini

(SecurityAffairs – hacking, Moshen Dragon)

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