What is CVE-2024-46831?

CVE-2024-46831 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10, classified as a Use After Free flaw (CWE-416), affecting Linux kernel versions from 6.2 onward and patched in 6.6.51, 6.10.10 and 6.11. CVE-2024-46831 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2024-46831?

CVE-2024-46831 has a CVSS score of 7.8 out of 10, rated High severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2024-46831?

Yes, CVE-2024-46831 has been patched. Fixed versions include 6.6.51, 6.10.10 and 6.11. If you are running Linux kernel 6.2 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2024-46831 actively exploited?

CVE-2024-46831 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Use After Free (CWE-416)?

The product references memory after it has been freed, which may cause it to crash, use unexpected values, or execute code. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/416.html

CVE-2024-46831

High

In the Linux kernel, the following vulnerability has been resolved: net: microchip: vcap: Fix use-after-free error in kunit test This is a clear use-after-free error. We remove it, and rely on checking the return code of vcap_del_rule.

Package Linux Kernel

Published 2024-09-27

Last modified 2024-10-02

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

7.8

out of 10

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

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

Weakness type

CWE-416

CVE-2024-46831 is a Use After Free vulnerability

What is Use After Free?

The product references memory after it has been freed, which may cause it to crash, use unexpected values, or execute code. Learn more on MITRE CWE

Affected versions

Linux kernel versions 6.2 and later are affected. Fixed in 6.6.51, 6.10.10, 6.11 and their respective stable series.

Affected from

≥ 6.2

Fixed in

✓ 6.6.51 6.6.x ✓ 6.10.10 6.10.x ✓ 6.11

References

3 total

Kernel Git
https://git.kernel.org/stable/c/a3c1e45156ad39f225cd7ddae0f81230a3b1e657

Patch
Kernel Git
https://git.kernel.org/stable/c/b0804c286ccfcf5f5c004d5bf8a54c0508b5e86b

Patch
Kernel Git
https://git.kernel.org/stable/c/f7fe95f40c85311c98913fe6ae2c56adb7f767a7

Patch

Details

CVE ID CVE-2024-46831

Severity High

CVSS score 7.8 / 10

CVSS version 3.1

Published 2024-09-27

Modified 2024-10-02

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2024-46831?

CVE-2024-46831 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 , classified as an Use After Free flaw (CWE-416) . It affects Linux kernel versions from 6.2 onward and has been patched in 6.6.51, 6.10.10 and 6.11. CVE-2024-46831 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2024-46831?

CVE-2024-46831 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2024-46831?

Yes. CVE-2024-46831 has been patched. Fixed versions include 6.6.51, 6.10.10 and 6.11. If you are running Linux kernel 6.2 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2024-46831 actively exploited?

No. CVE-2024-46831 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.