What’s Vulnerable › Vulnerabilities

CVE-2026-72364: netfs: Fix writeback error handling

• Severity: high (CVSS 7.1 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: 2026-08-15 · updated 2026-08-17

Description

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix writeback error handling Fix the error handling in writeback_iter() loop. If an error occurs, writeback_iter() needs to be called again with *error set to the error so that it can clean up iteration state. Further, the current folio needs unlocking and redirtying.

Affected products

• Linux kernel: 6.10 — fixed in 7.2

How to fix

Upgrade to a fixed version: Linux kernel 7.2. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/1bb33d959aabcde07d724b5eb9992462e91fa79a
• https://git.kernel.org/stable/c/89df9c158a25d0a7c6ca079a9bd9ca7009d75c7b
• https://git.kernel.org/stable/c/ac5f95ac5d6d0f4c567b8b642825705a2bf0d79e
• https://git.kernel.org/stable/c/fb39ffd3cc5422887fd118668ff45ebfdbc83302

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