What’s Vulnerable › Vulnerabilities

CVE-2026-74627: net: devmem: prevent net-iov / page mixing

• Severity: high (CVSS 7.8 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: 2026-08-22 · updated 2026-10-14

Description

In the Linux kernel, the following vulnerability has been resolved: net: devmem: prevent net-iov / page mixing We should either have net_iov or page backed frags in a single skb, otherwise it blows up down the stack. Don't allow mixing in zerocopy_fill_skb_from_devmem().

Affected products

• Linux kernel: 6.16 — 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/53a43508ee332d8bffe40590c3d189c92a551f9f
• https://git.kernel.org/stable/c/e9bfe12b1d04c34c6fedcba21d9709b65c08aa33
• https://git.kernel.org/stable/c/ed08011ae0be88f16cceae190535d6c790c83b0c

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