VulnerabilityModified
CVE-2019-7221
The KVM implementation in the Linux kernel through 4.20.5 has a Use-after-Free.
HIGH 7.8EPSS 0.80%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.80%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The KVM implementation in the Linux kernel through 4.20.5 has a Use-after-Free.
- CVSS 3.0
- 7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.80% probability · 55th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- linux/linux kernel · opensuse/leap · fedoraproject/fedora · debian/debian linux · canonical/ubuntu linux · netapp/active iq performance analytics services · netapp/element software management node · redhat/openshift container platform · redhat/enterprise linux · 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
- Source
- cve@mitre.org
References
- http://lists.opensuse.org/opensuse-security-announce/2019-02/msg00042.htmlMailing List, Third Party Advisory
- http://packetstormsecurity.com/files/151713/KVM-VMX-Preemption-Timer-Use-After-Free.htmlThird Party Advisory, VDB Entry
- http://www.openwall.com/lists/oss-security/2019/02/18/2Mailing List, Patch, Third Party Advisory
- https://access.redhat.com/errata/RHBA-2019:0959Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:0818Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:0833Third Party Advisory
- 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=1760Exploit, Patch, Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ecec76885bcfe3294685dc363fd1273df0d5d65fMailing List, Patch, Vendor Advisory
- https://github.com/torvalds/linux/commits/master/arch/x86/kvmThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/03/msg00034.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/04/msg00004.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/05/msg00002.htmlMailing List, Third Party Advisory
- 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/Third Party Advisory
- https://support.f5.com/csp/article/K08413011
- https://usn.ubuntu.com/3930-1/Third Party Advisory
- https://usn.ubuntu.com/3930-2/Third Party Advisory
- https://usn.ubuntu.com/3931-1/Third Party Advisory
- https://usn.ubuntu.com/3931-2/Third Party Advisory
- https://usn.ubuntu.com/3932-1/Third Party Advisory
- https://usn.ubuntu.com/3932-2/Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-02/msg00042.htmlMailing List, Third Party Advisory
- http://packetstormsecurity.com/files/151713/KVM-VMX-Preemption-Timer-Use-After-Free.htmlThird Party Advisory, VDB Entry
- http://www.openwall.com/lists/oss-security/2019/02/18/2Mailing List, Patch, Third Party Advisory
- https://access.redhat.com/errata/RHBA-2019:0959Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:0818Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:0833Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.