Description
The cdrom_ioctl_media_changed function in drivers/cdrom/cdrom.c in the Linux kernel before 4.16.6 allows local attackers to use a incorrect bounds check in the CDROM driver CDROM_MEDIA_CHANGED ioctl to read out kernel memory.
References (16)
Core 16
Core References
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/3676-1/
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:3083
Mailing List mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/07/msg00015.html
Vendor Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/3695-1/
Vendor Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/3695-2/
Patch x_refsource_misc
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9de4ee40547fd315d4a0ed1dd15a2fa3559ad707
Mailing List mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/07/msg00016.html
Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/06/msg00000.html
Release Notes x_refsource_misc
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.16.6
Vendor Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/3754-1/
Mailing List mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/07/msg00020.html
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:2948
Patch x_refsource_misc
https://github.com/torvalds/linux/commit/9de4ee40547fd315d4a0ed1dd15a2fa3559ad707
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/3676-2/
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/104154
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:3096
Scores
CVSS v3
5.5
EPSS
0.0006
EPSS Percentile
17.2%
Attack Vector
LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-119
Status
published
Products (2)
debian/debian_linux
7.0
linux/linux_kernel
< 4.16.6
Published
May 09, 2018
Tracked Since
Feb 18, 2026