7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.2 High
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
kernel-rt is vulnerable to denial of service (DoS) attacks. This vulnerability exists in mplementation of setsockopt for the SO_{SND|RCV}BUFFORCE setsockopt() system call in the Linux kernel. Local users could trigger this call and create a situation in which the sockets sendbuff data size could be negative which could adversely affect memory allocations, cause memory corruption or application crashes.
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b98b0bc8c431e3ceb4b26b0dfc8db509518fb290
www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.14
www.openwall.com/lists/oss-security/2016/12/03/1
www.securityfocus.com/bid/94655
www.securitytracker.com/id/1037968
access.redhat.com/errata/RHSA-2017:0931
access.redhat.com/errata/RHSA-2017:0932
access.redhat.com/errata/RHSA-2017:0933
access.redhat.com/security/updates/classification/#important
bugzilla.redhat.com/show_bug.cgi?id=1402013
bugzilla.redhat.com/show_bug.cgi?id=1430749
github.com/torvalds/linux/commit/b98b0bc8c431e3ceb4b26b0dfc8db509518fb290
github.com/xairy/kernel-exploits/tree/master/CVE-2016-9793
source.android.com/security/bulletin/2017-03-01.html
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.2 High
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C