CVE-2026-72224
Received Received - Intake

BaseFortify

Publication date: 2026-08-15

Last updated on: 2026-08-15

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: nvdimm/btt: Free arenas on btt_init() error paths The arenas allocated by discover_arenas() or create_arenas() are not freed on some error paths in btt_init(). This leaks memory when BTT initialization fails. Call free_arenas() from the affected error paths to release the allocations. [ as: commit message and log edits ]

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Meta Information

Published
2026-08-15
Last Modified
2026-08-15
Generated
2026-08-15
AI Q&A
2026-08-15
EPSS Evaluated
N/A
NVD
CVE-2026-72224
EUVD
EUVD-2026-59123

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
linux linux_kernel *

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Exploitability

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CWE ID Description
CWE-UNKNOWN

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Executive Summary

This vulnerability in the Linux kernel involves memory leaks during BTT (Block Translation Table) initialization. When BTT initialization fails, memory allocated for arenas by discover_arenas() or create_arenas() is not freed, leading to resource leaks.

Detection Guidance

This vulnerability is specific to the Linux kernel's nvdimm/btt module and may not have direct network detection methods. Memory leaks can be monitored using kernel tools like 'dmesg' or 'vmstat' to check for unusual memory usage patterns. Review kernel logs for BTT initialization failures.

Impact Analysis

This vulnerability can cause memory leaks, reducing system performance over time as memory is not properly released. It may lead to resource exhaustion, affecting system stability and availability.

Mitigation Strategies

Apply the latest Linux kernel patches that include the fix for this issue. Monitor system memory usage and kernel logs for BTT initialization errors. If using affected systems, restart services or reboot to clear leaked memory.

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