[v2.6] kernel: fs: ext4: fallocate zero range page size > block size BUG() (CVE-2015-0275)
A flaw was found in the way the Linux kernel’s EXT4 filesystem handled page size >block size condition when fallocate zero range functionality is used.
This issue was found by Xiong Zhou of Red Hat.
Hard to say what Alpine Linux kernels are vulnerable.
References:
http://seclists.org/oss-sec/2015/q1/661
CONFIRM: https://bugzilla.redhat.com/show\_bug.cgi?id=1193907
PATCH: http://www.spinics.net/lists/linux-ext4/msg47193.html
(from redmine: issue id 4039, created on 2015-04-07, closed on 2017-09-05)
- Relations:
- parent #4038