Vulnerability CVE-2018-1068
Published: 2018-03-16

Description:
A flaw was found in the Linux 4.x kernel's implementation of 32-bit syscall interface for bridging. This allowed a privileged user to arbitrarily write to a limited range of kernel memory.

Type:

CWE-787

CVSS2 => (AV:L/AC:L/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.2/10
10/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Redhat -> Virtualization host 
Redhat -> Enterprise linux desktop 
Redhat -> Enterprise linux server 
Redhat -> Enterprise linux server aus 
Redhat -> Enterprise linux server eus 
Redhat -> Enterprise linux server tus 
Redhat -> Enterprise linux workstation 
Linux -> Linux kernel 
Debian -> Debian linux 
Canonical -> Ubuntu linux 

 References:
http://www.securityfocus.com/bid/103459
https://access.redhat.com/errata/RHSA-2018:1318
https://access.redhat.com/errata/RHSA-2018:1355
https://access.redhat.com/errata/RHSA-2018:2948
https://access.redhat.com/errata/RHSA-2019:1170
https://access.redhat.com/errata/RHSA-2019:1190
https://bugzilla.redhat.com/show_bug.cgi?id=1552048
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b71812168571fa55e44cdd0254471331b9c4c4c6
https://github.com/torvalds/linux/commit/b71812168571fa55e44cdd0254471331b9c4c4c6
https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html
https://marc.info/?l=linux-netdev&m=152023808817590&w=2
https://marc.info/?l=linux-netdev&m=152025888924151&w=2
https://usn.ubuntu.com/3654-1/
https://usn.ubuntu.com/3654-2/
https://usn.ubuntu.com/3656-1/
https://usn.ubuntu.com/3674-1/
https://usn.ubuntu.com/3674-2/
https://usn.ubuntu.com/3677-1/
https://usn.ubuntu.com/3677-2/
https://www.debian.org/security/2018/dsa-4187
https://www.debian.org/security/2018/dsa-4188
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