CVE-2024-26604: Revert "kobject: Remove redundant checks for whether ktype is NULL"

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.

Classification

CVE ID: CVE-2024-26604

Affected Products

Vendor: Linux

Product: Linux

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.04% (probability of being exploited)

EPSS Percentile: 5.06% (scored less or equal to compared to others)

EPSS Date: 2025-02-03 (when was this score calculated)

References

https://git.kernel.org/stable/c/7f414d306320f837cc3df96cf52161cb8290fb1b
https://git.kernel.org/stable/c/b746d52ce7bcac325a2fa264216ead85b7fbbfaa
https://git.kernel.org/stable/c/3ca8fbabcceb8bfe44f7f50640092fd8f1de375c

Timeline