What is CVE-2024-47746?

CVE-2024-47746 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, classified as a Improper Locking flaw (CWE-667), affecting Linux kernel versions from 6.9 onward and patched in 6.10.13, 6.11.2 and 6.12. CVE-2024-47746 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2024-47746?

CVE-2024-47746 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-2024-47746?

Yes, CVE-2024-47746 has been patched. Fixed versions include 6.10.13, 6.11.2 and 6.12. If you are running Linux kernel 6.9 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2024-47746 actively exploited?

CVE-2024-47746 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Improper Locking (CWE-667)?

The product does not properly acquire or release a lock, which can lead to unexpected behaviour. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/667.html

CVE-2024-47746

Medium

In the Linux kernel, the following vulnerability has been resolved: fuse: use exclusive lock when FUSE_I_CACHE_IO_MODE is set This may be a typo. The comment has said shared locks are not allowed when this bit is set. If using shared lock, the wait in `fuse_file_cached_io_open` may be forever.

Package Linux Kernel

Published 2024-10-21

Last modified 2024-10-22

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-667

CVE-2024-47746 is a Improper Locking vulnerability

What is Improper Locking?

The product does not properly acquire or release a lock, which can lead to unexpected behaviour. Learn more on MITRE CWE

Affected versions

Linux kernel versions 6.9 and later are affected. Fixed in 6.10.13, 6.11.2, 6.12 and their respective stable series.

Affected from

≥ 6.9

Fixed in

✓ 6.10.13 6.10.x ✓ 6.11.2 6.11.x ✓ 6.12

References

The following references provide additional information about CVE-2024-47746 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Kernel patch commit
https://git.kernel.org/stable/c/2f3d8ff457982f4055fe8f7bf19d3821ba22c376
Patch
Kernel patch commit
https://git.kernel.org/stable/c/4e181761ffec67307157a7e8a78d58ee4130cf00
Patch
Kernel patch commit
https://git.kernel.org/stable/c/fa4890bd8237e5a1e7428acd7328729db2703b23
Patch

Details

CVE ID CVE-2024-47746

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2024-10-21

Modified 2024-10-22

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2024-47746?

CVE-2024-47746 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as an Improper Locking flaw (CWE-667) . It affects Linux kernel versions from 6.9 onward and has been patched in 6.10.13, 6.11.2 and 6.12. CVE-2024-47746 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2024-47746?

CVE-2024-47746 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-2024-47746?

Yes — CVE-2024-47746 has been patched. Fixed versions include 6.10.13, 6.11.2 and 6.12. If you are running Linux kernel 6.9 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2024-47746 actively exploited?

No — CVE-2024-47746 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Improper Locking (CWE-667)?

The product does not properly acquire or release a lock, which can lead to unexpected behaviour. View CWE-667 on MITRE CWE →