CVE-2022-39189
Description
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.
No summary for this CVE yet.
CVSS Vector Breakdown
Exploitability
AV:LAttack VectorLocal
AC:LAttack ComplexityLow
PR:LPrivileges RequiredLow
UI:NUser InteractionNone
Scope
S:UScopeUnchanged
Impact
C:HConfidentialityHigh
I:HIntegrityHigh
A:HAvailabilityHigh
Weaknesses
Affected Products
ООО «РусБИТех-Астра»
commercial·RUaka rusbitech-astra
Сообщество свободного программного обеспечения
oss-projectaka fsf
linux
oss-projectaka the linux kernel
Canonical Ltd.
commercial·GBaka canonical
АО «ИВК»
commercial·RUaka ivk
and 3 more affected products View all →
Exploitability
Official Patch Available
References
https://bugs.chromium.org/p/project-zero/issues/detail?id=2309
bugs.chromium.org
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.17
cdn.kernel.org
https://github.com/torvalds/linux/commit/6cd88243c7e03845a450795e134b488fc2afb736
github.com
and 40 more references View all →
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