DEBIAN-CVE-2020-36311

DEBIAN-CVE-2020-36311 PUBLISHED CVSS 5.5 MEDIUM

An issue was discovered in the Linux kernel before 5.9. arch/x86/kvm/svm/sev.c allows attackers to cause a denial of service (soft lockup) by triggering destruction of a large SEV VM (which requires unregistering many encrypted regions), aka CID-7be74942f184.

Risk Scores

CVSS 3.1

5.5

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Products

Vendor	Product	Versions
Debian:12	linux	0, 0, 0
Debian:14	linux	0, 0, 0
Debian:11	linux	0, 0, 0
Debian:13	linux	0, 0, 0

Timeline

Apr 7, 2021 CVE Published
Apr 28, 2026 CVE Updated

References

https://security-tracker.debian.org/tracker/CVE-2020-36311 advisory

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