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hw: cpu: incomplete clean-up in specific special register write operations (aka DRPW)

🗓️ 09 Aug 2022 11:59:41Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 6 Views

Incomplete cleanup in special register writes (DRPW) on Intel processors enables information disclosure by an authenticated user.

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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7ppc64bpftool3.10.0-1160.76.1.el7bpftool-3.10.0-1160.76.1.el7.ppc64.rpm
Red Hat Enterprise Linux7ppc64lebpftool3.10.0-1160.76.1.el7bpftool-3.10.0-1160.76.1.el7.ppc64le.rpm
Red Hat Enterprise Linux7s390xbpftool3.10.0-1160.76.1.el7bpftool-3.10.0-1160.76.1.el7.s390x.rpm
Red Hat Enterprise Linux7x86_64bpftool3.10.0-1160.76.1.el7bpftool-3.10.0-1160.76.1.el7.x86_64.rpm
Red Hat Enterprise Linux7ppc64bpftool-debuginfo3.10.0-1160.76.1.el7bpftool-debuginfo-3.10.0-1160.76.1.el7.ppc64.rpm
Red Hat Enterprise Linux7ppc64lebpftool-debuginfo3.10.0-1160.76.1.el7bpftool-debuginfo-3.10.0-1160.76.1.el7.ppc64le.rpm
Red Hat Enterprise Linux7s390xbpftool-debuginfo3.10.0-1160.76.1.el7bpftool-debuginfo-3.10.0-1160.76.1.el7.s390x.rpm
Red Hat Enterprise Linux7x86_64bpftool-debuginfo3.10.0-1160.76.1.el7bpftool-debuginfo-3.10.0-1160.76.1.el7.x86_64.rpm
Red Hat Enterprise Linux7ppc64kernel3.10.0-1160.76.1.el7kernel-3.10.0-1160.76.1.el7.ppc64.rpm
Red Hat Enterprise Linux7ppc64lekernel3.10.0-1160.76.1.el7kernel-3.10.0-1160.76.1.el7.ppc64le.rpm
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28 Jun 2026 12:36Current
6.5Medium risk
Vulners AI Score6.5
CVSS 22.1
CVSS 3.15.5
EPSS0.05778
SSVC
CWE-459
incomplete cleanupspecial register writesintel processorsauthenticated userlocal accessinformation disclosure
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