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Review reviewHigh

CVE-2022-50200

Linux Linux, linux kernel

In the Linux kernel, the following vulnerability has been resolved: selinux: Add boundary check in put_entry() Just like next_entry(), boundary check is necessary to prevent memory out-of-bound access.

CVSS
7.1
EPSS
0.22%
12.5% percentile
CISA KEV
Not listed
Published
2025.06.18
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability0.22%
Technical severityCVSS 7.1

Vulnerability overview

In the Linux kernel, the following vulnerability has been resolved: selinux: Add boundary check in put_entry() Just like next_entry(), boundary check is necessary to prevent memory out-of-bound access.

Affected product and versions

Product
Linux Linux, linux kernel
Affected versions
>= cee74f47a6baba0ac457e87687fdcf0abd599f0a < 2dabe6a872a5744865372eb30ea51e8ccd21305a, >= cee74f47a6baba0ac457e87687fdcf0abd599f0a < 477722f31ad73aa779154d1d7e00825538389f76, >= cee74f47a6baba0ac457e87687fdcf0abd599f0a < 90bdf50ae70c5571a277b5601e4f5df210831e0a, >= cee74f47a6baba0ac457e87687fdcf0abd599f0a < adbfdaacde18faf6cd4e490764045375266b3fbd, >= cee74f47a6baba0ac457e87687fdcf0abd599f0a < 7363a69d8ca8f0086f8e1196c8ddaf0e168614b1, >= cee74f47a6baba0ac457e87687fdcf0abd599f0a < 9605f50157cae00eb299e1189a6d708c84935ad8, >= cee74f47a6baba0ac457e87687fdcf0abd599f0a < dedd558d9765b72c66e5a53948e9f5abc3ece1f6, >= cee74f47a6baba0ac457e87687fdcf0abd599f0a < 15ec76fb29be31df2bccb30fc09875274cba2776, >= 2.6.37, >= 2.6.37 < 4.14.291, >= 4.15 < 4.19.256, >= 4.20 < 5.4.211, >= 5.5 < 5.10.137, >= 5.11 < 5.15.61, >= 5.16 < 5.18.18, >= 5.19 < 5.19.2
Fixed versions
4.14.291, 4.19.256, 5.4.211, 5.10.137, 5.15.61, 5.18.18, 5.19.2

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Linux Linux, linux kernel and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
CWE
CWE-125