CVE-2025-39798 — Privilege Context Switching Error in Linux

CWE-270 — Privilege Context Switching Error30 documents8 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 96.43%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
LinuxLinux KernelDebian Linux
Timeline
PublishedSep 12
Latest updateMar 25

Description

In the Linux kernel, the following vulnerability has been resolved: NFS: Fix the setting of capabilities when automounting a new filesystem Capabilities cannot be inherited when we cross into a new filesystem. They need to be reset to the minimal defaults, and then probed for again.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages3 packages

▶NVDlinux/linux_kernel2.6.19 — 5.4.297+7
▶Debianlinux/linux_kernel< 5.10.244-1+3
▶CVEListV5linux/linux54ceac4515986030c2502960be620198dd8fe25b — 95eb0d97ab98a10e966125c1f274e7d0fc0992b3+9

Also affects: Debian Linux 11.0

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

3
GHSA
GHSA-3cpq-66f5-87mj: In the Linux kernel, the following vulnerability has been resolved: NFS: Fix the setting of capabilities when automounting a new filesystem Capabili↗2025-09-12
▶
CVEList
NFS: Fix the setting of capabilities when automounting a new filesystem↗2025-09-12
▶
OSV
CVE-2025-39798: In the Linux kernel, the following vulnerability has been resolved: NFS: Fix the setting of capabilities when automounting a new filesystem Capabiliti↗2025-09-12
▶

📋Vendor Advisories

26
Ubuntu
Linux kernel (Azure) vulnerabilities↗2026-03-25
▶
Ubuntu
Linux kernel (Azure) vulnerabilities↗2026-03-04
▶
Ubuntu
Linux kernel (Azure FIPS) vulnerabilities↗2026-03-04
▶
Ubuntu
Linux kernel (Xilinx) vulnerabilities↗2026-02-24
▶
Ubuntu
Linux kernel (IBM) vulnerabilities↗2026-02-24
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CVE-2025-39798 — Privilege Context Switching Error | cvebase