A race condition was discovered in ext4_write_inline_data_end in fs/ext4/inline.c in the ext4 subsystem in the Linux kernel through 5.13.13.
No PoCs from references.
- https://github.com/ARPSyndicate/cvemon
- https://github.com/Nivaskumark/CVE-2021-40490_kernel_v4.19.72
- https://github.com/sam8k/Dynamic-and-Static-Analysis-of-SOUPs