In the Linux kernel, the following vulnerability has been resolved:

firmware: cs_dsp: Fix OOB memory read access in KUnit test

KASAN reported out of bounds access - cs_dsp_mock_bin_add_name_or_info(),
because the source string length was rounded up to the allocation size.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00035.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

Vendors Products
Linux
  • Linux Kernel

Configuration 1 [-]

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

No data.

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Vendors Products
Linux
  • Linux Kernel
Advisories
Source ID Title
EUVD EUVD EUVD-2025-20906 In the Linux kernel, the following vulnerability has been resolved: firmware: cs_dsp: Fix OOB memory read access in KUnit test KASAN reported out of bounds access - cs_dsp_mock_bin_add_name_or_info(), because the source string length was rounded up to the allocation size.
Ubuntu USN Ubuntu USN USN-7833-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7834-1 Linux kernel (Azure) vulnerabilities
Ubuntu USN Ubuntu USN USN-7833-2 Linux kernel (Real-time) vulnerabilities
Ubuntu USN Ubuntu USN USN-7833-3 Linux kernel (AWS) vulnerabilities
Ubuntu USN Ubuntu USN USN-7833-4 Linux kernel (GCP) vulnerabilities
Ubuntu USN Ubuntu USN USN-7856-1 Linux kernel (HWE) vulnerabilities
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://git.kernel.org/stable/c/8f4cc454a0bb45b800bc7817c09c8f72e31901f3 cve-icon cve-icon
https://git.kernel.org/stable/c/fe6446215bfad11cf3b446f38b28dc7708973c25 cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2025071034-CVE-2025-38340-bd10@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2025-38340 cve-icon
https://www.cve.org/CVERecord?id=CVE-2025-38340 cve-icon
History

Tue, 18 Nov 2025 13:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-125
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

 cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H'}

Wed, 16 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00018}

 epss

{'score': 0.00024}

Thu, 10 Jul 2025 12:30:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

 cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

threat_severity

Moderate

Thu, 10 Jul 2025 08:30:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: firmware: cs_dsp: Fix OOB memory read access in KUnit test KASAN reported out of bounds access - cs_dsp_mock_bin_add_name_or_info(), because the source string length was rounded up to the allocation size.
Title firmware: cs_dsp: Fix OOB memory read access in KUnit test
References
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2025-07-28T04:19:22.993Z

Reserved: 2025-04-16T04:51:24.005Z

Link: CVE-2025-38340

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2025-07-10T09:15:28.760

Modified: 2025-11-18T12:52:39.607

Link: CVE-2025-38340

cve-icon Redhat

Severity : Moderate

Publid Date: 2025-07-10T00:00:00Z

Links: CVE-2025-38340 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2025-07-13T11:06:32Z