CVE-2021-47096 — MEDIUM (4.0)

Q: How severe is CVE-2021-47096?

CVE-2021-47096 has been rated MEDIUM with a CVSS base score of 4.0/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2021-47096?

Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.

Vulnerability Description

In the Linux kernel, the following vulnerability has been resolved: ALSA: rawmidi - fix the uninitalized user_pversion The user_pversion was uninitialized for the user space file structure in the open function, because the file private structure use kmalloc for the allocation. The kernel ALSA sequencer code clears the file structure, so no additional fixes are required. BugLink: https://github.com/alsa-project/alsa-lib/issues/178

CVSS Score

4.0

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Linux	Linux Kernel	>= 5.15, < 5.15.12

Related Weaknesses (CWE)

CWE-908

References

FAQ

What is CVE-2021-47096?

CVE-2021-47096 is a vulnerability with a CVSS score of 4.0 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: ALSA: rawmidi - fix the uninitalized user_pversion The user_pversion was uninitialized for the user space file structure in the op...

How severe is CVE-2021-47096?

CVE-2021-47096 has been rated MEDIUM with a CVSS base score of 4.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-47096?

Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.