UBUNTU-CVE-2025-40098
In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: cs35l41: Fix NULL pointer dereference in cs35l41_get_acpi_mute_state() Return value of a function acpi_evaluate_dsm() is dereferenced without checking for NULL, but it is usually checked for this function. acpi_evaluate_dsm() may return NULL, when acpi_evaluate_object() returns acpi_status other than ACPI_SUCCESS, so add a check to prevent the crach. Found by Linux Verification Center (linuxtesting.org) with SVACE.
02 / AFFECTED SOFTWARE
Affected packages
10 explicit affected versions
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45 explicit affected versions
37 explicit affected versions
53 explicit affected versions
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9 explicit affected versions
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11 explicit affected versions
42 explicit affected versions
8 explicit affected versions
7 explicit affected versions
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13 explicit affected versions
43 explicit affected versions
48 explicit affected versions
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14 explicit affected versions
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78 explicit affected versions
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1 explicit affected versions
22 explicit affected versions
41 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: cs35l41: Fix NULL pointer dereference in cs35l41_get_acpi_mute_state() Return value of a function acpi_evaluate_dsm() is dereferenced without checking for NULL, but it is usually checked for this function. acpi_evaluate_dsm() may return NULL, when acpi_evaluate_object() returns acpi_status other than ACPI_SUCCESS, so add a check to prevent the crach. Found by Linux Verification Center (linuxtesting.org) with SVACE.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/8527bbb33936340525a3504a00932b2f8fd75754
- https://git.kernel.org/stable/c/8527bbb33936340525a3504a00932b2f8fd75754
- https://git.kernel.org/stable/c/b518386db2b993d786c431caa9f46ce063c5cb05
- https://ubuntu.com/security/CVE-2025-40098
- https://ubuntu.com/security/notices/USN-8029-1
- https://ubuntu.com/security/notices/USN-8029-2
- https://ubuntu.com/security/notices/USN-8029-3
- https://ubuntu.com/security/notices/USN-8030-1
- https://ubuntu.com/security/notices/USN-8048-1
- https://www.cve.org/CVERecord?id=CVE-2025-40098