CVE-2023-33110

Use of Out-of-range Pointer Offset in Audio

7.8 HighFix available

The session index variable in PCM host voice audio driver initialized before PCM open, accessed during event callback from ADSP and reset during PCM close may lead to race condition between event callback - PCM close and reset session index causing memory corruption.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.08%Unchanged since Jan 3, 2024

What each source reports

CVE List Score used 7.8

Use of Out-of-range Pointer Offset in Audio

Record: CVE-2023-33110
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-823
Updated: 2026-11-02

EUVDEUVD-2023-37299 7.8

Record: EUVD-2023-37299
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-vw9c-c8qf-hw7g 7.8

The session index variable in PCM host voice audio driver initialized before PCM open, accessed...

Record: GHSA-vw9c-c8qf-hw7g
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-362, CWE-823
Updated: 2026-11-02

NVD 7.8

Record: CVE-2023-33110
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 3.1: 7.0 HighCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-823, CWE-362
Updated: 2026-11-02

Affected products

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Affected packages

Affected packages
Package	Affected	Fixed
`:linux_kernel:Qualcomm` Android	SoCVersion:0 up to SoCVersion:2024-01-05, plus listed versions SoCVersion	SoCVersion:2024-01-05

History

History
Recorded	Changed	Sources
Nov 5, 2026	facts	OSV
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-33110 is a high vulnerability (CVSS 7.8) in Qualcomm Snapdragon 425 Mobile Platform Firmware, published January 1, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.08%, the 0th percentile. Fixed in :linux_kernel:Qualcomm SoCVersion:2024-01-05.