CVE-2026-53127

In the Linux kernel, the following vulnerability has been resolved: block: fix zones_cond memory leak on zone revalidation error paths When blk_revalidate_disk_zones() fails after disk_revalidate_zone_resources() has allocated args.zones_cond, the memory is leaked because no error path frees it.

Package Linux Kernel
Published 2026-06-24
Last modified 2026-06-24
Patch available
Yes

Affected versions

Linux kernel versions 6.19 and later are affected. Fixed in 7.0.10, 7.1 and their respective stable series.

Affected from
≥ 6.19
Fixed in
✓ 7.0.10 7.0.x ✓ 7.1

Frequently asked questions

  • What is CVE-2026-53127?

    CVE-2026-53127 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 6.19 onward and has been patched in 7.0.10 and 7.1. CVE-2026-53127 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • Is there a patch available for CVE-2026-53127?

    Yes — CVE-2026-53127 has been patched. Fixed versions include 7.0.10 and 7.1. If you are running Linux kernel 6.19 or later up to the fix versions, apply the relevant patch for your kernel branch.

  • Is CVE-2026-53127 actively exploited?

    No — CVE-2026-53127 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.