CVE-2026-74627

net: devmem: prevent net-iov / page mixing

HIGH
7.8
CVSS Score
Published: August 22, 2026 at 03:32 PM UTC
Updated: October 14, 2026 at 01:10 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
HIGH7.8
Exploit prediction
EPSS 0.2%

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

6.16bd61848900bff597764238f3a8ec67c815cd316e
Vendor states this is fixed in 53a43508ee332d8bffe40590c3d189c92a551f9f (fixed)
Vendor states this is fixed in e9bfe12b1d04c34c6fedcba21d9709b65c08aa33 (fixed)
Vendor states this is fixed in ed08011ae0be88f16cceae190535d6c790c83b0c (fixed)
Vendor states this is fixed in 6.16 (unaffected)
Vendor states this is fixed in 6.18.45 (unaffected)
Vendor states this is fixed in 7.1.9 (unaffected)
Vendor states this is fixed in 7.2 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

CVSS

7.8HIGHLinux
Vector?

Quick Info

StatusRECEIVED

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