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kernel: x86/sev: Make enc_dec_hypercall() accept a size instead of npages

🗓️ 12 Dec 2023 17:33:06Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 10 Views

Fix sev enc_dec_hypercall to take size, not pages; prevents misdecrypted pages in live migration.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
Tenable Nessus		Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2023-356)
3 Oct 202300:00
–nessus
Tenable Nessus		SUSE SLES15 Security Update : kernel (SUSE-SU-2026:0278-1)
24 Jan 202600:00
–nessus
Tenable Nessus		SUSE SLES15: kernel-azure / kernel-azure-devel / kernel-devel-azure / etc (SUSE-SU-2026:0281-1)
27 Jan 202600:00
–nessus
Tenable Nessus		SUSE SLES15: cluster-md-kmp-64kb / cluster-md-kmp-default / dlm-kmp-64kb / etc (SUSE-SU-2026:0293-1)
27 Jan 202600:00
–nessus
Tenable Nessus		SUSE SLED15: cluster-md-kmp-default / dlm-kmp-default / gfs2-kmp-default / etc (SUSE-SU-2026:0315-1)
30 Jan 202600:00
–nessus
Tenable Nessus		SUSE SLES15: cluster-md-kmp-default / dlm-kmp-default / gfs2-kmp-default / etc (SUSE-SU-2026:0317-1)
30 Jan 202600:00
–nessus
Tenable Nessus		SUSE SLES15: cluster-md-kmp-default / dlm-kmp-default / gfs2-kmp-default / etc (SUSE-SU-2026:0617-1)
28 Feb 202600:00
–nessus
Tenable Nessus		Unity Linux 20.1070e Security Update: kernel (UTSA-2026-013143)
21 Apr 202600:00
–nessus
Tenable Nessus		Linux Distros Unpatched Vulnerability : CVE-2023-53996
25 Dec 202500:00
–nessus
Amazon		Important: kernel
3 Oct 202300:00
–amazon
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.3aarch64bpftool7.2.0-362.13.1.el9_3bpftool-7.2.0-362.13.1.el9_3.aarch64.rpm
Red Hat Enterprise Linux9.3ppc64lebpftool7.2.0-362.13.1.el9_3bpftool-7.2.0-362.13.1.el9_3.ppc64le.rpm
Red Hat Enterprise Linux9.3s390xbpftool7.2.0-362.13.1.el9_3bpftool-7.2.0-362.13.1.el9_3.s390x.rpm
Red Hat Enterprise Linux9.3x86_64bpftool7.2.0-362.13.1.el9_3bpftool-7.2.0-362.13.1.el9_3.x86_64.rpm
Red Hat Enterprise Linux9.3aarch64bpftool-debuginfo7.2.0-362.13.1.el9_3bpftool-debuginfo-7.2.0-362.13.1.el9_3.aarch64.rpm
Red Hat Enterprise Linux9.3ppc64lebpftool-debuginfo7.2.0-362.13.1.el9_3bpftool-debuginfo-7.2.0-362.13.1.el9_3.ppc64le.rpm
Red Hat Enterprise Linux9.3s390xbpftool-debuginfo7.2.0-362.13.1.el9_3bpftool-debuginfo-7.2.0-362.13.1.el9_3.s390x.rpm
Red Hat Enterprise Linux9.3x86_64bpftool-debuginfo7.2.0-362.13.1.el9_3bpftool-debuginfo-7.2.0-362.13.1.el9_3.x86_64.rpm
Red Hat Enterprise Linux9.3aarch64kernel5.14.0-362.13.1.el9_3kernel-5.14.0-362.13.1.el9_3.aarch64.rpm
Red Hat Enterprise Linux9.3ppc64lekernel5.14.0-362.13.1.el9_3kernel-5.14.0-362.13.1.el9_3.ppc64le.rpm
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29 Jun 2026 22:38Current
5.6Medium risk
Vulners AI Score5.6
EPSS0.00112
CWE-805
encryption status hypercalllive migrationsize parameter fixpage alignment issuememory encryption
10