CVE-2025-37798

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().

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/2f9761a94bae33d26e6a81b31b36e7d776d93dc1	Patch
https://git.kernel.org/stable/c/342debc12183b51773b3345ba267e9263bdfaaef	Patch
https://git.kernel.org/stable/c/4d55144b12e742404bb3f8fee6038bafbf45619d	Patch
https://git.kernel.org/stable/c/7a742a9506849d1c1aa71e36c89855ceddc7d58e	Patch
https://git.kernel.org/stable/c/829c49b6b2ff45b043739168fd1245e4e1a91a30	Patch
https://git.kernel.org/stable/c/a57fe60ef4cf96bfbb6b58397ec28bdb5a5c6b31	Patch
https://git.kernel.org/stable/c/cc71a757da78dd4aa1b4a9b19cb011833730ccf2	Patch
https://git.kernel.org/stable/c/e73c838c80dccb9e4f19becc11d9f3cb4a27d483	Patch
https://git.kernel.org/stable/c/eda741fe155ddf5ecd2dd3bfbd4fc3c0c7dbb450	Patch
https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html	Issue Tracking Third Party Advisory
https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html	Issue Tracking Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel:6.15:rc1::::::

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

History

No history.

Information

Published : 2025-05-02 15:15

Updated : 2025-11-06 20:49

NVD link : CVE-2025-37798

Mitre link : CVE-2025-37798

CVE.ORG link : CVE-2025-37798

JSON object : View

Products Affected

debian

debian_linux

linux

linux_kernel

CWE

NVD-CWE-noinfo

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