CVEs-PoC/2018/CVE-2018-1093.md

CVE-2018-1093

Description

The ext4_valid_block_bitmap function in fs/ext4/balloc.c in the Linux kernel through 4.15.15 allows attackers to cause a denial of service (out-of-bounds read and system crash) via a crafted ext4 image because balloc.c and ialloc.c do not validate bitmap block numbers.

POC

Reference

• https://bugzilla.kernel.org/show_bug.cgi?id=199181

Github

No PoCs found on GitHub currently.