Uninitialized Memory Disclosure in ext4 Extents Tree Block

Uninitialized Memory Disclosure in ext4 Extents Tree Block

CVE-2019-11833 · MEDIUM Severity

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

fs/ext4/extents.c in the Linux kernel through 5.1.2 does not zero out the unused memory region in the extent tree block, which might allow local users to obtain sensitive information by reading uninitialized data in the filesystem.

Learn more about our Cis Benchmark Audit For Distribution Independent Linux.