CVE-2019-7221
"Linux KVM Use-after-Free Vulnerability"
Description
The KVM implementation in the Linux kernel through 4.20.5 has a Use-after-Free.
INFO
Published Date :
March 21, 2019, 4:01 p.m.
Last Modified :
Nov. 21, 2024, 4:47 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
5.9
Exploitability Score :
1.8
Public PoC/Exploit Available at Github
CVE-2019-7221 has a 1 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
Affected Products
The following products are affected by CVE-2019-7221
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2019-7221.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Map Vulnerabilities into Different Layers of the Container Image
Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2019-7221 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2019-7221 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-02/msg00042.html Added Reference http://packetstormsecurity.com/files/151713/KVM-VMX-Preemption-Timer-Use-After-Free.html Added Reference http://www.openwall.com/lists/oss-security/2019/02/18/2 Added Reference https://access.redhat.com/errata/RHBA-2019:0959 Added Reference https://access.redhat.com/errata/RHSA-2019:0818 Added Reference https://access.redhat.com/errata/RHSA-2019:0833 Added Reference https://access.redhat.com/errata/RHSA-2019:3967 Added Reference https://access.redhat.com/errata/RHSA-2019:4058 Added Reference https://bugs.chromium.org/p/project-zero/issues/detail?id=1760 Added Reference https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ecec76885bcfe3294685dc363fd1273df0d5d65f Added Reference https://github.com/torvalds/linux/commits/master/arch/x86/kvm Added Reference https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html Added Reference https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html Added Reference https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KDOXCX3QFVWYXH5CQMGDDE7H6MUG5XGG/ Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y2HMABEMJDPA6LPCBE5WIEZXUKY7DLTN/ Added Reference https://security.netapp.com/advisory/ntap-20190404-0002/ Added Reference https://support.f5.com/csp/article/K08413011 Added Reference https://usn.ubuntu.com/3930-1/ Added Reference https://usn.ubuntu.com/3930-2/ Added Reference https://usn.ubuntu.com/3931-1/ Added Reference https://usn.ubuntu.com/3931-2/ Added Reference https://usn.ubuntu.com/3932-1/ Added Reference https://usn.ubuntu.com/3932-2/ -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KDOXCX3QFVWYXH5CQMGDDE7H6MUG5XGG/ [No types assigned] Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y2HMABEMJDPA6LPCBE5WIEZXUKY7DLTN/ [No types assigned] Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/Y2HMABEMJDPA6LPCBE5WIEZXUKY7DLTN/ Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/KDOXCX3QFVWYXH5CQMGDDE7H6MUG5XGG/ -
CPE Deprecation Remap by [email protected]
Oct. 15, 2020
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:o:redhat:virtualization:4.0:*:*:*:*:*:*:* OR *cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Dec. 03, 2019
Action Type Old Value New Value Added Reference https://access.redhat.com/errata/RHSA-2019:4058 [No Types Assigned] -
CVE Modified by [email protected]
Nov. 26, 2019
Action Type Old Value New Value Added Reference https://access.redhat.com/errata/RHSA-2019:3967 [No Types Assigned] -
CVE Modified by [email protected]
Jun. 15, 2019
Action Type Old Value New Value Added Reference https://support.f5.com/csp/article/K08413011 [No Types Assigned] -
Modified Analysis by [email protected]
May. 13, 2019
Action Type Old Value New Value Changed Reference Type https://usn.ubuntu.com/3932-2/ No Types Assigned https://usn.ubuntu.com/3932-2/ Third Party Advisory Changed Reference Type https://usn.ubuntu.com/3931-2/ No Types Assigned https://usn.ubuntu.com/3931-2/ Third Party Advisory Changed Reference Type https://usn.ubuntu.com/3932-1/ No Types Assigned https://usn.ubuntu.com/3932-1/ Third Party Advisory Changed Reference Type https://usn.ubuntu.com/3931-1/ No Types Assigned https://usn.ubuntu.com/3931-1/ Third Party Advisory Changed Reference Type https://usn.ubuntu.com/3930-2/ No Types Assigned https://usn.ubuntu.com/3930-2/ Third Party Advisory Changed Reference Type https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html No Types Assigned https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html Mailing List, Third Party Advisory Changed Reference Type https://access.redhat.com/errata/RHSA-2019:0818 No Types Assigned https://access.redhat.com/errata/RHSA-2019:0818 Third Party Advisory Changed Reference Type https://access.redhat.com/errata/RHBA-2019:0959 No Types Assigned https://access.redhat.com/errata/RHBA-2019:0959 Third Party Advisory Changed Reference Type https://usn.ubuntu.com/3930-1/ No Types Assigned https://usn.ubuntu.com/3930-1/ Third Party Advisory Changed Reference Type https://access.redhat.com/errata/RHSA-2019:0833 No Types Assigned https://access.redhat.com/errata/RHSA-2019:0833 Third Party Advisory Changed Reference Type https://security.netapp.com/advisory/ntap-20190404-0002/ No Types Assigned https://security.netapp.com/advisory/ntap-20190404-0002/ Third Party Advisory Changed Reference Type https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html No Types Assigned https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html Mailing List, Third Party Advisory Added CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:a:netapp:active_iq_performance_analytics_services:-:*:*:*:*:*:*:* *cpe:2.3:a:netapp:element_software_management_node:-:*:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:virtualization:4.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
May. 07, 2019
Action Type Old Value New Value Added Reference https://access.redhat.com/errata/RHBA-2019:0959 [No Types Assigned] -
CVE Modified by [email protected]
May. 03, 2019
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html [No Types Assigned] -
CVE Modified by [email protected]
Apr. 23, 2019
Action Type Old Value New Value Added Reference https://access.redhat.com/errata/RHSA-2019:0818 [No Types Assigned] -
CVE Modified by [email protected]
Apr. 23, 2019
Action Type Old Value New Value Added Reference https://access.redhat.com/errata/RHSA-2019:0833 [No Types Assigned] -
CVE Modified by [email protected]
Apr. 04, 2019
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20190404-0002/ [No Types Assigned] -
CVE Modified by [email protected]
Apr. 03, 2019
Action Type Old Value New Value Added Reference https://usn.ubuntu.com/3932-2/ [No Types Assigned] Added Reference https://usn.ubuntu.com/3932-1/ [No Types Assigned] Added Reference https://usn.ubuntu.com/3931-2/ [No Types Assigned] Added Reference https://usn.ubuntu.com/3931-1/ [No Types Assigned] Added Reference https://usn.ubuntu.com/3930-2/ [No Types Assigned] Added Reference https://usn.ubuntu.com/3930-1/ [No Types Assigned] -
CVE Modified by [email protected]
Apr. 01, 2019
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html [No Types Assigned] -
Modified Analysis by [email protected]
Mar. 28, 2019
Action Type Old Value New Value Changed Reference Type https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html No Types Assigned https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html Mailing List, Third Party Advisory Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Mar. 27, 2019
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html [No Types Assigned] -
Initial Analysis by [email protected]
Mar. 25, 2019
Action Type Old Value New Value Added CVSS V2 (AV:L/AC:L/Au:N/C:P/I:P/A:P) Added CVSS V3 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Changed Reference Type http://packetstormsecurity.com/files/151713/KVM-VMX-Preemption-Timer-Use-After-Free.html No Types Assigned http://packetstormsecurity.com/files/151713/KVM-VMX-Preemption-Timer-Use-After-Free.html Third Party Advisory, VDB Entry Changed Reference Type http://www.openwall.com/lists/oss-security/2019/02/18/2 No Types Assigned http://www.openwall.com/lists/oss-security/2019/02/18/2 Mailing List, Patch, Third Party Advisory Changed Reference Type https://bugs.chromium.org/p/project-zero/issues/detail?id=1760 No Types Assigned https://bugs.chromium.org/p/project-zero/issues/detail?id=1760 Exploit, Patch, Third Party Advisory Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/Y2HMABEMJDPA6LPCBE5WIEZXUKY7DLTN/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/Y2HMABEMJDPA6LPCBE5WIEZXUKY7DLTN/ Release Notes, Third Party Advisory Changed Reference Type https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ecec76885bcfe3294685dc363fd1273df0d5d65f No Types Assigned https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ecec76885bcfe3294685dc363fd1273df0d5d65f Mailing List, Patch, Vendor Advisory Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/KDOXCX3QFVWYXH5CQMGDDE7H6MUG5XGG/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/KDOXCX3QFVWYXH5CQMGDDE7H6MUG5XGG/ Release Notes, Third Party Advisory Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2019-02/msg00042.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2019-02/msg00042.html Mailing List, Third Party Advisory Changed Reference Type https://github.com/torvalds/linux/commits/master/arch/x86/kvm No Types Assigned https://github.com/torvalds/linux/commits/master/arch/x86/kvm Third Party Advisory Added CWE CWE-416 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (including) 4.20.5 Added CPE Configuration OR *cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2019-7221 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2019-7221
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.13 }} 0.04%
score
0.46426
percentile