CVE-2026-53127: block: fix zones_cond memory leak on zone revalidation error paths
Published Jun 24, 2026
·Updated
In the Linux kernel, the following vulnerability has been resolved:
block: fix zonescond memory leak on zone revalidation error paths
When blkrevalidatediskzones() fails after diskrevalidatezoneresources() has allocated args.zonescond, the memory is leaked because no error path frees it.
Affected Software
1 affected component
Linux Linux kernel
Event History
Jun 24, 2026
CVE Published
via MITRE·04:30 PM
Data Sourced
via MITRE·04:30 PM
Description
Data Sourced
via NVD·05:17 PM
Description
Frequently Asked Questions
1
What is the severity of CVE-2026-53127?
CVE-2026-53127 has been rated with a severity of 10, indicating a critical vulnerability.
2
How do I fix CVE-2026-53127?
To fix CVE-2026-53127, upgrade to the patched version of the Linux kernel where the memory leak issue is resolved.
3
What software is affected by CVE-2026-53127?
CVE-2026-53127 affects the Linux kernel specifically during zone revalidation processes.
4
What does CVE-2026-53127 describe?
CVE-2026-53127 describes a memory leak issue in the Linux kernel that occurs upon errors during zone revalidation.
5
When was CVE-2026-53127 published?
CVE-2026-53127 was published on June 24, 2026.