Back to Database
Status published
Medium
CVE-2021-47466
mm, slub: fix potential memoryleak in kmem_cache_open()
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: mm, slub: fix potential memoryleak in kmem_cache_open() In error path, the random_seq of slub cache might be leaked. Fix this by using __kmem_cache_release() to release all the relevant resources.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-47466
Credits & Attribution
No credits recorded in the NVD database.
References
More from Linux
View All →CVE-2025-71315
drm/vkms: Convert to DRM's vblank timer
Unknown
0
CVE-2025-71314
drm/panthor: Recover from panthor_gpu_flush_caches() failures
Unknown
0
CVE-2025-71313
PCI: endpoint: Add missing NULL check for alloc_workqueue()
Unknown
0
CVE-2025-71312
fs/ntfs3: fix ntfs_mount_options leak in ntfs_fill_super()
Unknown
0
CVE-2025-71311
fs/ntfs3: Initialize new folios before use
Unknown
0
Affected Vendor
Linux
View all reports →Affected Software
Linux
Vulnerable Versions:
210e7a43fa905bccafa9bb5966fba1d71f33eb8b, 4.8, 0, 5.4.156, 5.10.76, 5.14.15, 5.15
Timeline
Official Publish:
May 22nd, 2024
Last Modified:
May 11th, 2026
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.