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CVE-2025-37798

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CVE-2025-37798

Published: May 2, 2025

Modified: May 11, 2026

PUBLISHED

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().

VendorProductVersions

Linux

Linux

affected
76e3cc126bb223013a6b9a0e2a51238d1ef2e409 - < 7a742a9506849d1c1aa71e36c89855ceddc7d58e
affected
76e3cc126bb223013a6b9a0e2a51238d1ef2e409 - < cc71a757da78dd4aa1b4a9b19cb011833730ccf2
affected
76e3cc126bb223013a6b9a0e2a51238d1ef2e409 - < eda741fe155ddf5ecd2dd3bfbd4fc3c0c7dbb450
affected
76e3cc126bb223013a6b9a0e2a51238d1ef2e409 - < 829c49b6b2ff45b043739168fd1245e4e1a91a30
affected
76e3cc126bb223013a6b9a0e2a51238d1ef2e409 - < 2f9761a94bae33d26e6a81b31b36e7d776d93dc1

+4 more versions

Linux

Linux

affected
3.5
unaffected
0 - < 3.5
unaffected
5.4.297 - <= 5.4.*
unaffected
5.10.241 - <= 5.10.*
unaffected
5.15.190 - <= 5.15.*

+6 more versions

References

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