CVEvulnerability
CVE-2026-46171
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2026-05-28
- Last modified
- 2026-10-21
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-401
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.
Affected configurations
• linux linux kernel (>= 6.5 < 6.18.30)
• linux linux kernel (>= 6.19 < 7.0.7)
Related
Weakness · CWE (1)
- CWE-401 Missing Release of Memory after Effective Lifetime weakness
References
- https://git.kernel.org/stable/c/1d57ab45ec5c0e22789de793bcf2a31ad6fb7d98 Patch
- https://git.kernel.org/stable/c/70ecebe7c58ce01f8da3f513eafb51bd147b1e63 git.kernel.org
- https://git.kernel.org/stable/c/8f3a5dc4055e1001b44ca8ae2bd3eb1d07782049 git.kernel.org
- https://git.kernel.org/stable/c/b7c958d7c1eb1cb9b2be7b5ee4129fcd66cec978 Patch
- https://git.kernel.org/stable/c/bd62c0f61bc722a097417401030c596cea8e21aa Patch