PT-2026-52960 · Linux+2 · Linux Kernel+2

CVE-2026-53321

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Published

2026-06-26

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Updated

2026-09-07

CVSS v3.1

5.5

Medium

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description An issue exists in the io uring/napi component where there is no limit on the maximum time napi can poll when no events are found. This lack of a cap can lead to kernel complaints regarding a stuck task because no conditional rescheduling occurs within the polling loop.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

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Related Identifiers

CVE-2026-53321
OPENSUSE-SU-2026:21555-1
SUSE-SU-2026:23066-1
SUSE-SU-2026:23068-1
SUSE-SU-2026:23221-1
SUSE-SU-2026:23231-1
SUSE-SU-2026:23237-1
SUSE-SU-2026:3790-1
SUSE-SU-2026:3810-1
USN-8566-1
USN-8568-1
USN-8569-1
USN-8593-1
USN-8603-1
USN-8618-1
USN-8663-1
USN-8664-1
USN-8728-1

Affected Products

Linuxmint
Linux Kernel
Ubuntu