CVE-2019-3016
lowpriority · track · 19EPSS 0.006 · 49 %ileEURUUSEPSS · scored 2026-10-27
In a Linux KVM guest that has PV TLB enabled, a process in the guest kernel may be able to read memory locations from another process in the same guest. This problem is limit to the host running linux kernel 4.10 with a guest running linux kernel 4.16 or later. The problem mainly affects AMD processors but Intel CPUs cannot be ruled out.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 1.9–6.2
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (13)
Products and version ranges known to be affected.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (50)
External citations — patches, advisories, analysis.
- http://www.openwall.com/lists/oss-security/2020/01/30/4cnnvd
- https://access.redhat.com/security/cve/cve-2019-3016cnnvd
- https://bugzilla.redhat.com/show_bug.cgi?id=1792167cnnvd
- https://git.kernel.org/linus/1eff70a9abd46f175defafd29bc17ad456f398a7cnnvd
- https://git.kernel.org/linus/8c6de56a42e0c657955e12b882a81ef07d1d073ecnnvd
- https://git.kernel.org/linus/917248144db5d7320655dbb41d3af0b8a0f3d589cnnvd
- https://git.kernel.org/linus/a6bd811f1209fe1c64c9f6fd578101d6436c6b6ecnnvd
- https://git.kernel.org/linus/b043138246a41064527cf019a3d51d9f015e9796cnnvd
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