CVE-2025-37823 Information

Description

In the Linux kernel the following vulnerability has been resolved:

net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too

Similarly to the previous patch we need to safe guard hfsc_dequeue() too. But for this one we don’t have a reliable reproducer.

Reference

https://git.kernel.org/stable/c/11bccb054c1462fb069219f8e98e97a5a730758e https://git.kernel.org/stable/c/2f46d14919c39528c6e540ebc43f90055993eedc https://git.kernel.org/stable/c/68f256305ceb426d545a0dc31f83c2ab1d211a1e https://git.kernel.org/stable/c/6ccbda44e2cc3d26fd22af54c650d6d5d801addf https://git.kernel.org/stable/c/76c4c22c2437d3d3880efc0f62eca06ef078d290 https://git.kernel.org/stable/c/c6936266f8bf98a53f28ef9a820e6a501e946d09 https://git.kernel.org/stable/c/c6f035044104c6ff656f4565cd22938dc892528c https://git.kernel.org/stable/c/da7936518996d290e2fcfcaf6cd7e15bfd87804a