What is CVE-2021-46944?

CVE-2021-46944 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, classified as a Memory Leak flaw (CWE-401), affecting Linux kernel versions from 5.2 onward and patched in 5.4.118, 5.10.36, 5.11.20 and others. CVE-2021-46944 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2021-46944?

CVE-2021-46944 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-2021-46944?

Yes, CVE-2021-46944 has been patched. Fixed versions include 5.4.118, 5.10.36, 5.11.20 and others. If you are running Linux kernel 5.2 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2021-46944 actively exploited?

CVE-2021-46944 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Memory Leak (CWE-401)?

The product does not release memory after use, causing gradual resource exhaustion. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/401.html

CVE-2021-46944

Medium

In the Linux kernel, the following vulnerability has been resolved: media: staging/intel-ipu3: Fix memory leak in imu_fmt We are losing the reference to an allocated memory if try. Change the order of the check to avoid that.

Package Linux Kernel

Published 2024-02-27

Last modified 2024-11-21

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-401

CVE-2021-46944 is a Memory Leak vulnerability

What is Memory Leak?

The product does not release memory after use, causing gradual resource exhaustion. Learn more on MITRE CWE

Affected versions

Linux kernel versions 5.2 and later are affected. Fixed in 5.4.118, 5.10.36, 5.11.20, 5.12.3, 5.13 and their respective stable series.

Affected from

≥ 5.2

Fixed in

✓ 5.4.118 5.4.x ✓ 5.10.36 5.10.x ✓ 5.11.20 5.11.x ✓ 5.12.3 5.12.x ✓ 5.13

References

5 total

Kernel Git
https://git.kernel.org/stable/c/14d0e99c3ef6b0648535a31bf2eaabb4eff97b9e

Patch
Kernel Git
https://git.kernel.org/stable/c/3630901933afba1d16c462b04d569b7576339223

Patch
Kernel Git
https://git.kernel.org/stable/c/517f6f570566a863c2422b843c8b7d099474f6a9

Patch
Kernel Git
https://git.kernel.org/stable/c/74ba0adb5e983503b18a96121d965cad34ac7ce3

Patch
Kernel Git
https://git.kernel.org/stable/c/ff792ae52005c85a2d829c153e08d99a356e007d

Patch

Details

CVE ID CVE-2021-46944

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2024-02-27

Modified 2024-11-21

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2021-46944?

CVE-2021-46944 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as a Memory Leak flaw (CWE-401) . It affects Linux kernel versions from 5.2 onward and has been patched in 5.4.118, 5.10.36, 5.11.20 and others. CVE-2021-46944 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2021-46944?

CVE-2021-46944 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-2021-46944?

Yes. CVE-2021-46944 has been patched. Fixed versions include 5.4.118, 5.10.36, 5.11.20 and others. If you are running Linux kernel 5.2 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2021-46944 actively exploited?

No. CVE-2021-46944 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.