CVE-2025-39738Medium· 5.5▾ SunlitA flaw was found in the Linux kernel. A local user can trigger a transaction abort and a warning in the Btrfs (B-tree file system) by attempting to relocate a partially dropped subvolume that lacks an orphan item. This vulnerability can le…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 30.3 · likelihood 0 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake. The CVSS score shown above comes from the vendor's CSAF advisory record, not NVD.
Exploit-prediction probability, daily snapshots since Oct 15.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CSAF
0.2%
Last analysed / modified upstream
7.3 → 5.5
high → medium
A flaw was found in the Linux kernel. A local user can trigger a transaction abort and a warning in the Btrfs (B-tree file system) by attempting to relocate a partially dropped subvolume that lacks an orphan item. This vulnerability can lead to a Denial of Service (DoS) by causing the system to become unresponsive or crash.
kernel: Linux kernel: Denial of Service in Btrfs due to relocation of partially dropped subvolumes — rated Moderate by Red Hat. Released 2025-09-11, updated 2026-10-16.
Affected:
No fix planned:
Not affected:
Out of support scope
Workarounds / mitigations:
Field changes observed since this record was first indexed.
Connected by shared product, vendor, weakness, or advisory.
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