What is CVE-2024-49968?

CVE-2024-49968 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 5.13 onward and patched in 5.15.198, 6.1.160, 6.6.120 and others. CVE-2024-49968 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2024-49968?

CVE-2024-49968 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-2024-49968?

Yes, CVE-2024-49968 has been patched. Fixed versions include 5.15.198, 6.1.160, 6.6.120 and others. If you are running Linux kernel 5.13 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2024-49968 actively exploited?

CVE-2024-49968 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2024-49968

Medium

In the Linux kernel, the following vulnerability has been resolved: ext4: filesystems without casefold feature cannot be mounted with siphash When mounting the ext4 filesystem, if the default hash version is set to DX_HASH_SIPHASH but the casefold feature is not set, exit the mounting.

Package Linux Kernel

Published 2024-10-21

Last modified 2026-01-19

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

Affected versions

Linux kernel versions 5.13 and later are affected. Fixed in 5.15.198, 6.1.160, 6.6.120, 6.11.3, 6.12 and their respective stable series.

Affected from

≥ 5.13

Fixed in

✓ 5.15.198 5.15.x ✓ 6.1.160 6.1.x ✓ 6.6.120 6.6.x ✓ 6.11.3 6.11.x ✓ 6.12

References

The following references provide additional information about CVE-2024-49968 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/11bd1c279bac701ba91119875796ffff3b98250e
Patch
Kernel patch commit
https://git.kernel.org/stable/c/52c4538a92da6f3242d4140c03ddc5ee71b39ba8
Patch
Kernel patch commit
https://git.kernel.org/stable/c/86b81d4eab1cd4c56f7447896232cf33472c2395
Patch

5 patch commits total View all on NVD

Details

CVE ID CVE-2024-49968

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2024-10-21

Modified 2026-01-19

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2024-49968?

CVE-2024-49968 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 5.13 onward and has been patched in 5.15.198, 6.1.160, 6.6.120 and others. CVE-2024-49968 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2024-49968?

CVE-2024-49968 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-2024-49968?

Yes — CVE-2024-49968 has been patched. Fixed versions include 5.15.198, 6.1.160, 6.6.120 and others. If you are running Linux kernel 5.13 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2024-49968 actively exploited?

No — CVE-2024-49968 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.