Bug 2461530 (CVE-2026-31564) - CVE-2026-31564 kernel: LoongArch: KVM: Fix base address calculation in kvm_eiointc_regs_access()
Summary: CVE-2026-31564 kernel: LoongArch: KVM: Fix base address calculation in kvm_ei...
Keywords:
Status: NEW
Alias: CVE-2026-31564
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
unspecified
unspecified
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
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Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-04-24 15:06 UTC by OSIDB Bzimport
Modified: 2026-04-24 17:46 UTC (History)
2 users (show)

Fixed In Version:
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Description OSIDB Bzimport 2026-04-24 15:06:52 UTC
In the Linux kernel, the following vulnerability has been resolved:

LoongArch: KVM: Fix base address calculation in kvm_eiointc_regs_access()

In function kvm_eiointc_regs_access(), the register base address is
caculated from array base address plus offset, the offset is absolute
value from the base address. The data type of array base address is
u64, it should be converted into the "void *" type and then plus the
offset.


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