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CVE-2024-36953 Detail

Description

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic-v2: Check for non-NULL vCPU in vgic_v2_parse_attr() vgic_v2_parse_attr() is responsible for finding the vCPU that matches the user-provided CPUID, which (of course) may not be valid. If the ID is invalid, kvm_get_vcpu_by_id() returns NULL, which isn't handled gracefully. Similar to the GICv3 uaccess flow, check that kvm_get_vcpu_by_id() actually returns something and fail the ioctl if not.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

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Hyperlink Resource
https://git.kernel.org/stable/c/01981276d64e542c177b243f7c979fee855d5487
https://git.kernel.org/stable/c/01981276d64e542c177b243f7c979fee855d5487
https://git.kernel.org/stable/c/17db92da8be5dd3bf63c01f4109fe47db64fc66f
https://git.kernel.org/stable/c/17db92da8be5dd3bf63c01f4109fe47db64fc66f
https://git.kernel.org/stable/c/3a5b0378ac6776c7c31b18e0f3c1389bd6005e80
https://git.kernel.org/stable/c/3a5b0378ac6776c7c31b18e0f3c1389bd6005e80
https://git.kernel.org/stable/c/4404465a1bee3607ad90a4c5f9e16dfd75b85728
https://git.kernel.org/stable/c/4404465a1bee3607ad90a4c5f9e16dfd75b85728
https://git.kernel.org/stable/c/6ddb4f372fc63210034b903d96ebbeb3c7195adb
https://git.kernel.org/stable/c/6ddb4f372fc63210034b903d96ebbeb3c7195adb
https://git.kernel.org/stable/c/8d6a1c8e3de36cb0f5e866f1a582b00939e23104
https://git.kernel.org/stable/c/8d6a1c8e3de36cb0f5e866f1a582b00939e23104
https://lists.debian.org/debian-lts-announce/2024/06/msg00019.html

Weakness Enumeration

CWE-ID CWE Name Source

Change History

5 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2024-36953
NVD Published Date:
05/30/2024
NVD Last Modified:
11/21/2024
Source:
kernel.org