What’s Vulnerable › Vulnerabilities

CVE-2025-22019: bcachefs: bch2_ioctl_subvolume_destroy() fixes

• 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: 2025-04-16 · updated 2026-07-30

Description

In the Linux kernel, the following vulnerability has been resolved: bcachefs: bch2_ioctl_subvolume_destroy() fixes bch2_evict_subvolume_inodes() was getting stuck - due to incorrectly pruning the dcache. Also, fix missing permissions checks.

Affected products

• Linux kernel: from 6.7 before 6.12.22; from 6.13 before 6.13.10; from 6.14 before 6.14.2 — fixed in 6.12.22, 6.13.10, 6.14.2

How to fix

Upgrade to a fixed version: Linux kernel 6.12.22, 6.13.10, 6.14.2. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/558317a5c61045d460a37372181e7b43c0c002bb
• https://git.kernel.org/stable/c/707549600c4a012ed71c0204a7992a679880bf33
• https://git.kernel.org/stable/c/82383abd39abd635511b8956284a5cc8134c4dc1
• https://git.kernel.org/stable/c/9e6e83e1e2d01b99e70cd7812d7f758a8def9fc8

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