What’s Vulnerable › Vulnerabilities

CVE-2025-37950: ocfs2: fix panic in failed foilio allocation

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-05-20 · updated 2026-06-17
• Weakness: CWE-476

Description

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix panic in failed foilio allocation commit 7e119cff9d0a ("ocfs2: convert w_pages to w_folios") and commit 9a5e08652dc4b ("ocfs2: use an array of folios instead of an array of pages") save -ENOMEM in the folio array upon allocation failure and call the folio array free code. The folio array free code expects either valid folio pointers or NULL. Finding the -ENOMEM will result in a panic. Fix by NULLing the error folio entry.

Affected products

• Linux kernel: from 6.14 before 6.14.7; 6.15-rc1, 6.15-rc2, 6.15-rc3, 6.15-rc4, 6.15-rc5 — fixed in 6.14.7

How to fix

Upgrade to a fixed version: Linux kernel 6.14.7. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/31d4cd4eb2f8d9b87ebfa6a5e443a59e3b3d7b8c
• https://git.kernel.org/stable/c/80d18f060d5bdf2c5eb3d1d00dcb744d6a879222

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