CVE-2024-50230 Information

Description

In the Linux kernel the following vulnerability has been resolved:

nilfs2: fix kernel bug due to missing clearing of checked flag

Syzbot reported that in directory operations after nilfs2 detects filesystem corruption and degrades to read-only __block_write_begin_int() which is called to prepare block writes may fail the BUG_ON check for accesses exceeding the folio/page size triggering a kernel bug.

This was found to be because the ## Reference https://git.kernel.org/stable/c/994b2fa13a6c9cf3feca93090a9c337d48e3d60d https://git.kernel.org/stable/c/64afad73e4623308d8943645e5631f2c7a2d7971 https://git.kernel.org/stable/c/aa0cee46c5d3fd9a39575a4c8a4f65f25f095b89 https://git.kernel.org/stable/c/f05dbebb8ee34882505d53d83af7d18f28a49248 https://git.kernel.org/stable/c/cd0cdb51b15203fa27d4b714be83b7dfffa0b752 https://git.kernel.org/stable/c/f2f1fa446676c21edb777e6d2bc4fa8f956fab68 https://git.kernel.org/stable/c/56c6171932a7fb267ac6cb4ff8759b93ee1d0e2e https://git.kernel.org/stable/c/41e192ad2779cae0102879612dfe46726e4396aa