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CVE-2021-47296

nvd nist
Published: May 21, 2024Modified: Jun 23, 2025

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5.5
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Exploitability: 1.8 / Impact: 3.6
Source: NVD

Description

In the Linux kernel, the following vulnerability has been resolved: KVM: PPC: Fix kvm_arch_vcpu_ioctl vcpu_load leak vcpu_put is not called if the user copy fails. This can result in preempt notifier corruption and crashes, among other issues.

Affected (6)

Products: Linux: Linux Kernel
Linux
1 product
Linux Kernel
Configuration A
6 vulnerable
Vulnerable SoftwareAffected Versions
Linux
Linux Kernel
From 4.18 to 4.19.199
Linux Kernel
From 4.20 to 5.4.136
Linux Kernel
From 5.11 to 5.13.6
Linux Kernel
From 5.5 to 5.10.54
Linux Kernel
Version 5.14 rc1
Linux Kernel
Version 5.14 rc2

Related CWEs

CWE-401
Missing Release of Memory after Effective Lifetime
The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.

References (10)

Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
Source: af854a3a-2127-422b-91ae-364da2661108
Patch

Timeline

No history available yet.