What is CVE-2024-49568?

CVE-2024-49568 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 5.10 onward and patched in 6.6.68, 6.12.7 and 6.13. CVE-2024-49568 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2024-49568?

CVE-2024-49568 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-2024-49568?

Yes, CVE-2024-49568 has been patched. Fixed versions include 6.6.68, 6.12.7 and 6.13. If you are running Linux kernel 5.10 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2024-49568 actively exploited?

CVE-2024-49568 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2024-49568

Medium

In the Linux kernel, the following vulnerability has been resolved: net/smc: check v2_ext_offset/eid_cnt/ism_gid_cnt when receiving proposal msg When receiving proposal msg in server, the fields v2_ext_offset/ eid_cnt/ism_gid_cnt in proposal msg are from the remote client and can not be fully trusted. Especially the field v2_ext_offset, once exceed the max value, there has the chance to access wrong address, and crash may happen. This patch checks the fields v2_ext_offset/eid_cnt/ism_gid_cnt before using them.

Package Linux Kernel

Published 2025-01-11

Last modified 2025-10-15

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 5.10 and later are affected. Fixed in 6.6.68, 6.12.7, 6.13 and their respective stable series.

Affected from

≥ 5.10

Fixed in

✓ 6.6.68 6.6.x ✓ 6.12.7 6.12.x ✓ 6.13

References

3 total

Kernel Git
https://git.kernel.org/stable/c/295a92e3df32e72aff0f4bc25c310e349d07ffbf

Patch
Kernel Git
https://git.kernel.org/stable/c/42f6beb2d5779429417b5f8115a4e3fa695d2a6c

Patch
Kernel Git
https://git.kernel.org/stable/c/7863c9f3d24ba49dbead7e03dfbe40deb5888fdf

Patch

Details

CVE ID CVE-2024-49568

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2025-01-11

Modified 2025-10-15

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2024-49568?

CVE-2024-49568 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 5.10 onward and has been patched in 6.6.68, 6.12.7 and 6.13. CVE-2024-49568 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2024-49568?

CVE-2024-49568 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-2024-49568?

Yes. CVE-2024-49568 has been patched. Fixed versions include 6.6.68, 6.12.7 and 6.13. If you are running Linux kernel 5.10 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2024-49568 actively exploited?

No. CVE-2024-49568 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.