Medium severity5.5NVD Advisory· Published May 28, 2026· Updated Oct 21, 2026
CVE-2026-46171
CVE-2026-46171
Description
In the Linux kernel, the following vulnerability has been resolved:
riscv: kvm: fix vector context allocation leak
When the second kzalloc (host_context.vector.datap) fails in kvm_riscv_vcpu_alloc_vector_context, the first allocation (guest_context.vector.datap) is leaked. Free it before returning.
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Affected products
5- osv-coords2 versions
>= 6.5.0, < 6.6.160+ 1 more
- (no CPE)range: >= 6.5.0, < 6.6.160
- (no CPE)range: < 7.0.11-1.1
Patches
Vulnerability mechanics
References
5- git.kernel.org/stable/c/1d57ab45ec5c0e22789de793bcf2a31ad6fb7d98nvdPatch
- git.kernel.org/stable/c/b7c958d7c1eb1cb9b2be7b5ee4129fcd66cec978nvdPatch
- git.kernel.org/stable/c/bd62c0f61bc722a097417401030c596cea8e21aanvdPatch
- git.kernel.org/stable/c/70ecebe7c58ce01f8da3f513eafb51bd147b1e63nvd
- git.kernel.org/stable/c/8f3a5dc4055e1001b44ca8ae2bd3eb1d07782049nvd
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