What is CVE-2021-47446?

CVE-2021-47446 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 5.11 onward and patched in 5.14.14 and 5.15. CVE-2021-47446 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2021-47446?

CVE-2021-47446 has a CVSS score of 5.5 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2021-47446?

Yes, CVE-2021-47446 has been patched. Fixed versions include 5.14.14 and 5.15. If you are running Linux kernel 5.11 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2021-47446 actively exploited?

CVE-2021-47446 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2021-47446

Medium

In the Linux kernel, the following vulnerability has been resolved: drm/msm/a4xx: fix error handling in a4xx_gpu_init() This code returns 1 on error instead of a negative error. It leads to an Oops in the caller. A second problem is that the check for "if (ret != -ENODATA)" cannot be true because "ret" is set to 1.

Package Linux Kernel

Published 2024-05-22

Last modified 2025-09-24

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

5.5

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-908

CVE-2021-47446 is classified as CWE-908

See CWE-908 on MITRE CWE for full details on this weakness type.

Affected versions

Linux kernel versions 5.11 and later are affected. Fixed in 5.14.14, 5.15 and their respective stable series.

Affected from

≥ 5.11

Fixed in

✓ 5.14.14 5.14.x ✓ 5.15

References

2 total

Kernel Git
https://git.kernel.org/stable/c/3962d626eb3e3b23ebb2e2a61537fa764acbfe11

Patch
Kernel Git
https://git.kernel.org/stable/c/980d74e7d03ccf2eaa11d133416946bd880c7c08

Patch

Details

CVE ID CVE-2021-47446

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2024-05-22

Modified 2025-09-24

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2021-47446?

CVE-2021-47446 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 5.11 onward and has been patched in 5.14.14 and 5.15. CVE-2021-47446 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2021-47446?

CVE-2021-47446 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2021-47446?

Yes. CVE-2021-47446 has been patched. Fixed versions include 5.14.14 and 5.15. If you are running Linux kernel 5.11 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2021-47446 actively exploited?

No. CVE-2021-47446 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.