PT-2022-18623 · Unknown · Dsp Driver

Ifdlrx4At1Wfm74 + 1 · Published 2022-04-11 · Updated 2022-04-18 · CVE-2022-27834

Positive Technologies (AI Summary)

CVSS v3.1

7.0

High

Base vector

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

Name of the Vulnerable Software and Affected Versions DSP driver versions prior to SMR Apr-2022 Release 1

Description The issue is related to a use after free vulnerability in the dsp context unload graph function. This vulnerability allows attackers to perform malicious actions.

Recommendations For versions prior to SMR Apr-2022 Release 1, update to SMR Apr-2022 Release 1 or later to resolve the issue. As a temporary workaround, consider restricting access to the dsp context unload graph function until a patch is available.

Fix

Use After Free

Time Of Check To Time Of Use

Weakness Enumeration

CWE-416

CWE-367

Related Identifiers

CVE-2022-27834

Affected Products

Dsp Driver

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2022-27834 · Security Note
• https://security.samsungmobile.com/securityUpdate.smsb?year=2022&month=4 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-27834 · Vendor Advisory
• https://t.me/cibsecurity/40575 · Telegram Post