PT-2021-13689 · Qualcomm · Qualcomm Snapdragon

Man Yue Mo · Published 2021-07-13 · Updated 2023-06-12 · CVE-2021-1940

Positive Technologies (AI Summary)

CVSS v3.1

8.4

High

Base vector

AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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

Description: The issue arises from improper handling of responses from firmware, potentially leading to use after free. This affects various Qualcomm Snapdragon products, including Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, and Snapdragon Wearables.

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-2021-1940

Affected Products

Qualcomm Snapdragon

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2021-1940 · Security Note
• https://qualcomm.com/company/product-security/bulletins/july-2021-bulletin · Vendor Advisory
• https://t.me/cvenotify/17513 · Telegram Post
• https://t.me/pentestingnews/14528 · Telegram Post
• http://packetstormsecurity.com/files/172856/Qualcomm-NPU-Use-After-Free-Information-Leak.html · Note
• https://t.me/cybersecuritytechnologies/4817 · Telegram Post