PT-2021-9191 · Qualcomm · Qualcomm Snapdragon

Published 2021-01-21 · Updated 2021-01-29 · CVE-2020-11148

Positive Technologies (AI Summary)

CVSS v2.0

7.2

High

Base vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Qualcomm Snapdragon (affected versions not specified)

Description The issue is related to a use after free problem in HIDL, specifically when using a callback to post an event in the Rx thread. This occurs when the internal mutex is not acquired, and at the same time, a close is triggered, resulting in the deletion of the callback instance. This problem affects various Qualcomm Snapdragon products.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2020-11148

Affected Products

Qualcomm Snapdragon

References · 3

• https://qualcomm.com/company/product-security/bulletins/december-2020-security-bulletin · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-11148 · Security Note
• https://qualcomm.com/company/product-security/bulletins/december-2020-bulletin · Note