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kernel: Spectre v2 SMT mitigations problem

🗓️ 01 Aug 2023 09:24:51Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 8 Views

Linux kernel spectre version two SMT mitigation fails even with spectre-BTI prctl, leaving cross hyperthread attacks possible.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
zdt
zdt		Linux Kernel 6.2 - Userspace Processes To Enable Mitigation Exploit
20 Apr 202300:00
–zdt
ibm
IBM Security Bulletins		Security Bulletin: Vulnerabilities in Linux Kernel might affect IBM Spectrum Copy Data Management
12 Jan 202416:32
–ibm
nessus
Tenable Nessus		Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2023-138)
23 Mar 202300:00
–nessus
nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2-2023-1987 (ALAS-2023-1987)
22 Mar 202300:00
–nessus
nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2023-028 (ALASKERNEL-5.10-2023-028)
22 Mar 202300:00
–nessus
nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2023-015 (ALASKERNEL-5.15-2023-015)
22 Mar 202300:00
–nessus
nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.4-2023-043 (ALASKERNEL-5.4-2023-043)
22 Mar 202300:00
–nessus
nessus
Tenable Nessus		Amazon Linux AMI : kernel (ALAS-2023-1701)
22 Mar 202300:00
–nessus
nessus
Tenable Nessus		CentOS 9 : kernel-5.14.0-350.el9
29 Feb 202400:00
–nessus
nessus
Tenable Nessus		Debian dla-3403 : hyperv-daemons - security update
17 May 202300:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.2aarch64bpftool7.0.0-284.25.1.el9_2bpftool-7.0.0-284.25.1.el9_2.aarch64.rpm
Red Hat Enterprise Linux9.2ppc64lebpftool7.0.0-284.25.1.el9_2bpftool-7.0.0-284.25.1.el9_2.ppc64le.rpm
Red Hat Enterprise Linux9.2s390xbpftool7.0.0-284.25.1.el9_2bpftool-7.0.0-284.25.1.el9_2.s390x.rpm
Red Hat Enterprise Linux9.2x86_64bpftool7.0.0-284.25.1.el9_2bpftool-7.0.0-284.25.1.el9_2.x86_64.rpm
Red Hat Enterprise Linux9.2aarch64bpftool-debuginfo7.0.0-284.25.1.el9_2bpftool-debuginfo-7.0.0-284.25.1.el9_2.aarch64.rpm
Red Hat Enterprise Linux9.2ppc64lebpftool-debuginfo7.0.0-284.25.1.el9_2bpftool-debuginfo-7.0.0-284.25.1.el9_2.ppc64le.rpm
Red Hat Enterprise Linux9.2s390xbpftool-debuginfo7.0.0-284.25.1.el9_2bpftool-debuginfo-7.0.0-284.25.1.el9_2.s390x.rpm
Red Hat Enterprise Linux9.2x86_64bpftool-debuginfo7.0.0-284.25.1.el9_2bpftool-debuginfo-7.0.0-284.25.1.el9_2.x86_64.rpm
Red Hat Enterprise Linux9.2aarch64kernel5.14.0-284.25.1.el9_2kernel-5.14.0-284.25.1.el9_2.aarch64.rpm
Red Hat Enterprise Linux9.2ppc64lekernel5.14.0-284.25.1.el9_2kernel-5.14.0-284.25.1.el9_2.ppc64le.rpm
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06 Aug 2026 20:25Current
6.6Medium risk
Vulners AI Score6.6
CVSS 3.15.6
EPSS0.01377
SSVC
CWE-653
spectre version twomitigation failurelinux kernelcross hyperthread attack
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