vulnerability

Red Hat: CVE-2025-37798: kernel: codel: remove sch->q.qlen check before qdisc_tree_reduce_backlog()

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
May 2, 2025
Added
Jul 9, 2025
Modified
Jul 10, 2025

Description

In the Linux kernel, the following vulnerability has been resolved:

codel: remove sch->q.qlen check before qdisc_tree_reduce_backlog()

After making all ->qlen_notify() callbacks idempotent, now it is safe to
remove the check of qlen!=0 from both fq_codel_dequeue() and
codel_qdisc_dequeue().

Solution

no-fix-redhat-rpm-package
Title
NEW

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