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CVE-2025-39798— NFS: Fix the setting of capabilities when automounting a new filesystem

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于在自动挂载新文件系统时未正确设置能力，可能导致权限继承问题。

CVSS 7.3 · High EPSS 0.28% · P19

Affected Version Matrix 20

VendorProduct Version RangeStatus
Linux Linux 54ceac4515986030c2502960be620198dd8fe25b< 95eb0d97ab98a10e966125c1f274e7d0fc0992b3 affected
54ceac4515986030c2502960be620198dd8fe25b< 73fcb101bb3eb2a552d7856a476b2c0bc3b5ef9e affected
54ceac4515986030c2502960be620198dd8fe25b< 3924dab90816d0c683a110628ef386f83a9d1e13 affected
54ceac4515986030c2502960be620198dd8fe25b< 175afda783e38c0660f2afc0602dd9c83d4e7ee1 affected
54ceac4515986030c2502960be620198dd8fe25b< 987c20428f067c1c7f29ed0a2bd8c63fa74b1c2c affected
54ceac4515986030c2502960be620198dd8fe25b< 816a6f60c2c2b679a33fa4276442bafd11473651 affected
54ceac4515986030c2502960be620198dd8fe25b< a8ffee4abd8ec9d7a64d394e0306ae64ba139fd2 affected
54ceac4515986030c2502960be620198dd8fe25b< 50e0fd0050e510e749e1fdd1d7158e419ff8f3b9 affected
… +12 more rows
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I. Basic Information for CVE-2025-39798

Vulnerability Information
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Vulnerability Title
NFS: Fix the setting of capabilities when automounting a new filesystem
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于在自动挂载新文件系统时未正确设置能力，可能导致权限继承问题。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Linux Linux 54ceac4515986030c2502960be620198dd8fe25b ~ 95eb0d97ab98a10e966125c1f274e7d0fc0992b3 -
Linux Linux 2.6.19 -

II. Public POCs for CVE-2025-39798

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III. Intelligence Information for CVE-2025-39798

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Same Patch Batch · Linux · 2025-09-12 · 7 CVEs total

CVE-2025-39792 7.8 HIGH dm: Always split write BIOs to zoned device limits
CVE-2025-39793 7.8 HIGH io_uring/memmap: cast nr_pages to size_t before shifting
CVE-2025-39794 ARM: tegra: Use I/O memcpy to write to IRAM
CVE-2025-39795 block: avoid possible overflow for chunk_sectors check in blk_stack_limits()
CVE-2025-39796 net: lapbether: ignore ops-locked netdevs
CVE-2025-39797 xfrm: Duplicate SPI Handling

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2025-39798

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