QwikSec

Security Database

CVE

CWE

Training

CVE-2017-2583

Published: Feb 6, 2017

Modified: Aug 5, 2024

PUBLISHED

Description

The load_segment_descriptor implementation in arch/x86/kvm/emulate.c in the Linux kernel before 4.9.5 improperly emulates a "MOV SS, NULL selector" instruction, which allows guest OS users to cause a denial of service (guest OS crash) or gain guest OS privileges via a crafted application.

Vendor	Product	Versions
n/a	n/a	affected `n/a`

References

https://bugzilla.redhat.com/show_bug.cgi?id=1414735

x_refsource_CONFIRM

https://github.com/torvalds/linux/commit/33ab91103b3415e12457e3104f0e4517ce12d0f3

x_refsource_CONFIRM

vendor-advisory

x_refsource_REDHAT

[oss-security] 20170119 CVE-2017-2583 Kernel: Kvm: vmx/svm potential privilege escalation inside guest

mailing-list

x_refsource_MLIST

vendor-advisory

x_refsource_UBUNTU

vdb-entry

x_refsource_BID

vendor-advisory

x_refsource_REDHAT

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=33ab91103b3415e12457e3104f0e4517ce12d0f3

x_refsource_CONFIRM

vendor-advisory

x_refsource_DEBIAN

http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5

x_refsource_CONFIRM

Security Training

Train your team to recognize and prevent security threats with our comprehensive security awareness program.

Vulnerability Scanning

Discover vulnerabilities in your applications and infrastructure before attackers do.