CVE-2025-37823
High
net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too
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.
Exploit probability
0.2%
Published
May 8, 2025
Required by
Not available
Last source change
August 12, 2026
02 / AFFECTED SOFTWARE
Affected packages
1821 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2025-37823
View original source
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.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- 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
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/37xxx/CVE-2025-37823.json
- https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html
- https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html
- https://nvd.nist.gov/vuln/detail/CVE-2025-37823