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CVE-2024-26604

Revert "kobject: Remove redundant checks for whether ktype is NULL"

MEDIUM
5.5
CVSS Score
Published: February 24, 2024 at 02:56 PM UTC
Updated: June 17, 2026 at 07:17 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: Revert "kobject: Remove redundant checks for whether ktype is NULL" This reverts commit 1b28cb81dab7c1eedc6034206f4e8d644046ad31. It is reported to cause problems, so revert it for now until the root cause can be found.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
95%
6.6 ≤ v < 6.6.186.6 ≤ v < 6.7.66.6 ≤ v < 6.86.6.0 ≤ v < 6.6.186.7.0 ≤ v < 6.7.61b28cb81dab7c1eedc6034206f4e8d644046ad316.6
Vendor states this is fixed in 3ca8fbabcceb8bfe44f7f50640092fd8f1de375c (fixed)
Vendor states this is fixed in 7f414d306320f837cc3df96cf52161cb8290fb1b (fixed)
Vendor states this is fixed in b746d52ce7bcac325a2fa264216ead85b7fbbfaa (fixed)
Vendor states this is fixed in 6.6 (unaffected)
Vendor states this is fixed in 6.6.18 (unaffected)
Vendor states this is fixed in 6.7.6 (unaffected)
Vendor states this is fixed in 6.8 (unaffected)

References (4)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/3ca8fbabcceb8bfe44f7f50640092fd8f1de375c
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/7f414d306320f837cc3df96cf52161cb8290fb1b
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/b746d52ce7bcac325a2fa264216ead85b7fbbfaa
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/[email protected]/message/EZOU3745CWCDZ7EMKMXB2OEEIB5Q3IWM/

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.5MEDIUM[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-476

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