What’s Vulnerable › Vulnerabilities

CVE-2026-23250: xfs: check return value of xchk_scrub_create_subord

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-03-18 · updated 2026-06-17
• Weakness: CWE-476

Description

In the Linux kernel, the following vulnerability has been resolved: xfs: check return value of xchk_scrub_create_subord Fix this function to return NULL instead of a mangled ENOMEM, then fix the callers to actually check for a null pointer and return ENOMEM. Most of the corrections here are for code merged between 6.2 and 6.10.

Affected products

• Linux kernel: from 6.10 before 6.12.75; from 6.13 before 6.18.16; from 6.19 before 6.19.6 — fixed in 6.12.75, 6.18.16, 6.19.6

How to fix

Upgrade to a fixed version: Linux kernel 6.12.75, 6.18.16, 6.19.6. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/2b658d1249666cc55af9484dcf5f45ca438d4ecc
• https://git.kernel.org/stable/c/b2df809edd8cb7d1c3e19d9f6aabc2bd55d2bfb6
• https://git.kernel.org/stable/c/ca27313fb3f23e4ac18532ede4ec1c7cc5814c4a
• https://git.kernel.org/stable/c/d6f3f7d4dd8a179394cef03c00993d57f5f68601

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