Cyber Resilience

CVE-2025-39734

Linux Kernel 5.15.165 – 5.15.190

Published
07 September 2025
Modified
12 January 2026
Patch / advisory
CVSS Score v3.1 5.5
Click a component to see what it means
Raw vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0014 4th percentile
Risk Priority 41 floored blend · peak EPSS

CVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.

Summary

CVE-2025-39734 is a medium-severity an unspecified weakness vulnerability in Linux Linux Kernel. Its CVSS base score is 5.5 (Medium).

Operationally, ranked at the 4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability Data

In the Linux kernel, the following vulnerability has been resolved: Revert "fs/ntfs3: Replace inode_trylock with inode_lock" This reverts commit 69505fe98f198ee813898cbcaf6770949636430b. Initially, conditional lock acquisition was removed to fix an xfstest bug that was observed during internal testing. The deadlock reported…

more

by syzbot is resolved by reintroducing conditional acquisition. The xfstest bug no longer occurs on kernel version 6.16-rc1 during internal testing. I assume that changes in other modules may have contributed to this.

CWE(s)

Related Threats

CVEs Like This One

CVE-2025-38425Same product: Debian Debian Linux
CVE-2025-38236Same product: Debian Debian Linux
CVE-2025-37913Same product: Debian Debian Linux
CVE-2024-35819Same product: Debian Debian Linux
CVE-2024-26751Same product: Debian Debian Linux
CVE-2024-41000Same product: Debian Debian Linux
CVE-2025-38222Same product: Debian Debian Linux
CVE-2025-38328Same product: Debian Debian Linux
CVE-2024-39494Same product: Debian Debian Linux
CVE-2023-52927Same product: Debian Debian Linux

Affected Assets

linux
linux kernel
5.15.165 — 5.15.190 · 6.1.103 — 6.1.148 · 6.6.44 — 6.6.102
debian
debian linux
11.0

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References