CVE-2024-41086 Information

Description

In the Linux kernel the following vulnerability has been resolved:

bcachefs: Fix sb_field_downgrade validation

• bch2_sb_downgrade_validate() wasn’t checking for a downgrade entry extending past the end of the superblock section

• for_each_downgrade_entry() is used in to_text() and needs to work on malformed input; it also was missing a check for a field extending past the end of the section

Reference

https://git.kernel.org/stable/c/bf920ed92ef24dcd6970c88881cd4700b3acf05b https://git.kernel.org/stable/c/692aa7a54b2b28d59f24b3bf8250837805484b99