The xfs_bmap_extents_to_btree function in fs/xfs/libxfs/xfs_bmap.c in the Linux kernel through 4.16.3 allows local users to cause a denial of service (xfs_bmapi_write NULL pointer dereference) via a crafted xfs image.
https://www.spinics.net/lists/linux-xfs/msg17254.html
https://www.debian.org/security/2018/dsa-4188
https://usn.ubuntu.com/4486-1/
https://usn.ubuntu.com/3754-1/
https://usn.ubuntu.com/3752-3/
https://usn.ubuntu.com/3752-2/
https://usn.ubuntu.com/3752-1/
http://www.securityfocus.com/bid/103959
https://bugzilla.kernel.org/show_bug.cgi?id=199423
Source: Mitre, NVD
Published: 2018-04-24
Updated: 2024-11-21
Base Score: 4.9
Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C
Severity: Medium
Base Score: 5.5
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.00084