What is CVE-2024-36978?

CVE-2024-36978 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10, classified as a Out-of-bounds Write flaw (CWE-787), affecting Linux kernel versions from 5.4 onward and patched in 5.4.279, 5.10.221, 5.15.162 and others. CVE-2024-36978 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2024-36978?

CVE-2024-36978 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-2024-36978?

Yes, CVE-2024-36978 has been patched. Fixed versions include 5.4.279, 5.10.221, 5.15.162 and others. If you are running Linux kernel 5.4 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2024-36978 actively exploited?

CVE-2024-36978 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Out-of-bounds Write (CWE-787)?

The product writes data past the end or before the beginning of the intended buffer. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/787.html

CVE-2024-36978

High

In the Linux kernel, the following vulnerability has been resolved: net: sched: sch_multiq: fix possible OOB write in multiq_tune() q->bands will be assigned to qopt->bands to execute subsequent code logic after kmalloc. So the old q->bands should not be used in kmalloc. Otherwise, an out-of-bounds write will occur.

Package Linux Kernel

Published 2024-06-19

Last modified 2026-05-12

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-787

CVE-2024-36978 is a Out-of-bounds Write vulnerability

What is Out-of-bounds Write?

The product writes data past the end or before the beginning of the intended buffer. Learn more on MITRE CWE

Affected versions

Linux kernel versions 5.4 and later are affected. Fixed in 5.4.279, 5.10.221, 5.15.162, 6.1.95, 6.6.35, 6.9.6, 6.10 and their respective stable series.

Affected from

≥ 5.4

Fixed in

✓ 5.4.279 5.4.x ✓ 5.10.221 5.10.x ✓ 5.15.162 5.15.x ✓ 6.1.95 6.1.x ✓ 6.6.35 6.6.x ✓ 6.9.6 6.9.x ✓ 6.10

References

11 total

Kernel Git
https://git.kernel.org/stable/c/0f208fad86631e005754606c3ec80c0d44a11882

Patch
Kernel Git
https://git.kernel.org/stable/c/52b1aa07cda6a199cd6754d3798c7759023bc70f

Patch
Kernel Git
https://git.kernel.org/stable/c/54c2c171c11a798fe887b3ff72922aa9d1411c1e

Patch
Kernel Git
https://git.kernel.org/stable/c/598572c64287aee0b75bbba4e2881496878860f3

Patch
Kernel Git
https://git.kernel.org/stable/c/affc18fdc694190ca7575b9a86632a73b9fe043d

Patch

Showing 5 of 11 references View all on NVD

Details

CVE ID CVE-2024-36978

Severity High

CVSS score 7.8 / 10

CVSS version 3.1

Published 2024-06-19

Modified 2026-05-12

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2024-36978?

CVE-2024-36978 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 , classified as an Out-of-bounds Write flaw (CWE-787) . It affects Linux kernel versions from 5.4 onward and has been patched in 5.4.279, 5.10.221, 5.15.162 and others. CVE-2024-36978 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2024-36978?

CVE-2024-36978 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-2024-36978?

Yes. CVE-2024-36978 has been patched. Fixed versions include 5.4.279, 5.10.221, 5.15.162 and others. If you are running Linux kernel 5.4 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2024-36978 actively exploited?

No. CVE-2024-36978 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.