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PRIOn knowledge basePRION:CVE-2022-39189HistorySep 02, 2022 - 5:15 a.m.
Sql injection
2022-09-0205:15:00
PRIOn knowledge base
www.prio-n.com
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linux kernel
unprivileged guest users
tlb flush operations
kvm_vcpu_preempted
An issue was discovered the x86 KVM subsystem in the Linux kernel before 5.18.17. Unprivileged guest users can compromise the guest kernel because TLB flush operations are mishandled in certain KVM_VCPU_PREEMPTED situations.
References
bugs.chromium.org/p/project-zero/issues/detail?id=2309
cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.17
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6cd88243c7e03845a450795e134b488fc2afb736
github.com/torvalds/linux/commit/6cd88243c7e03845a450795e134b488fc2afb736
lists.debian.org/debian-lts-announce/2023/10/msg00027.html
security.netapp.com/advisory/ntap-20230214-0007/
www.debian.org/security/2023/dsa-5480
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