CVE-2019-7221
High
CVE-2019-7221
The KVM implementation in the Linux kernel through 4.20.5 has a Use-after-Free.
Exploit probability
0.8%
Published
March 21, 2019
Required by
Not available
Last source change
April 16, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2019-7221
View original source
The KVM implementation in the Linux kernel through 4.20.5 has a Use-after-Free.
05 / REFERENCES
Further evidence
- http://lists.opensuse.org/opensuse-security-announce/2019-02/msg00042.html
- http://packetstormsecurity.com/files/151713/KVM-VMX-Preemption-Timer-Use-After-Free.html
- http://www.openwall.com/lists/oss-security/2019/02/18/2
- https://access.redhat.com/errata/RHBA-2019:0959
- https://access.redhat.com/errata/RHSA-2019:0818
- https://access.redhat.com/errata/RHSA-2019:0833
- https://access.redhat.com/errata/RHSA-2019:3967
- https://access.redhat.com/errata/RHSA-2019:4058
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1760
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ecec76885bcfe3294685dc363fd1273df0d5d65f
- https://github.com/torvalds/linux/commits/master/arch/x86/kvm
- https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html
- https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html
- https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KDOXCX3QFVWYXH5CQMGDDE7H6MUG5XGG/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y2HMABEMJDPA6LPCBE5WIEZXUKY7DLTN/
- https://security.netapp.com/advisory/ntap-20190404-0002/
- https://support.f5.com/csp/article/K08413011
- https://usn.ubuntu.com/3930-1/
- https://usn.ubuntu.com/3930-2/
- https://usn.ubuntu.com/3931-1/
- https://usn.ubuntu.com/3931-2/
- https://usn.ubuntu.com/3932-1/
- https://usn.ubuntu.com/3932-2/