CVE-2025-21687

Advisory lineage Upstream: 0 Downstream: 36
Modified
Published: 10 Feb 2025, 15:58
Last modified:11 May 2026, 21:04

Vulnerability Summary

Overall Risk (default)
medium
31/100
CVSS Score
7.8 HIGH
v3.1 (nvd)
EPSS Score
0.22% LOW
0% probability +0.18%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

10 Feb 2025, 15:58
Published
Vulnerability first disclosed
11 May 2026, 21:04
Last Modified
Vulnerability information updated

Description

In the Linux kernel, the following vulnerability has been resolved: vfio/platform: check the bounds of read/write syscalls count and offset are passed from user space and not checked, only offset is capped to 40 bits, which can be used to read/write out of bounds of the device.

CVSS Metrics

  • v3.1•HIGH•Score: 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Trends

Current EPSS score: 0.22%• Percentile: 12%

Techniques & Countermeasures

  • CWE-125•Out-of-bounds Read

    The product reads data past the end, or before the beginning, of the intended buffer.

  • CWE-787•Out-of-bounds Write

    The product writes data past the end, or before the beginning, of the intended buffer.

Affected Systems

  • linux•linux

    ≥ 6e3f264560099869f68830cb14b3b3e71e5ac76a, < f21636f24b6786c8b13f1af4319fa75ffcf17f38 | ≥ 6e3f264560099869f68830cb14b3b3e71e5ac76a, < 9377cdc118cf327248f1a9dde7b87de067681dc9 | ≥ 6e3f264560099869f68830cb14b3b3e71e5ac76a, < d19a8650fd3d7aed8d1af1d9a77f979a8430eba1 | ≥ 6e3f264560099869f68830cb14b3b3e71e5ac76a, < ed81d82bb6e9df3a137f2c343ed689e6c68268ef | ≥ 6e3f264560099869f68830cb14b3b3e71e5ac76a, < 92340e6c5122d823ad064984ef7513eba9204048 | ≥ 6e3f264560099869f68830cb14b3b3e71e5ac76a, < f65ce06387f8c1fb54bd59e18a8428248ec68eaf | ≥ 6e3f264560099869f68830cb14b3b3e71e5ac76a, < 6bcb8a5b70b80143db9bf12dfa7d53636f824d53 | ≥ 6e3f264560099869f68830cb14b3b3e71e5ac76a, < 1485932496a1b025235af8aa1e21988d6b7ccd54 | ≥ 6e3f264560099869f68830cb14b3b3e71e5ac76a, < c981c32c38af80737a2fedc16e270546d139ccdd | ≥ 6e3f264560099869f68830cb14b3b3e71e5ac76a, < a20fcaa230f7472456d12cf761ed13938e320ac3 | ≥ 6e3f264560099869f68830cb14b3b3e71e5ac76a, < 665cfd1083866f87301bbd232cb8ba48dcf4acce | ≥ 6e3f264560099869f68830cb14b3b3e71e5ac76a, < ce9ff21ea89d191e477a02ad7eabf4f996b80a69 | 4.1

  • linux•linux kernel

    ≥ 4.1, < 5.4.290 | ≥ 5.5, < 5.10.234 | ≥ 5.11, < 5.15.178 | ≥ 5.16, < 6.1.128 | ≥ 6.2, < 6.6.75 | ≥ 6.7, < 6.12.12 | 6.13 | 6.13:rc1 | 6.13:rc2 | 6.13:rc3 | 6.13:rc4 | 6.13:rc5 | 6.13:rc6 | 6.13:rc7

References (14)