CVE-2026-74627
net: devmem: prevent net-iov / page mixing
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().
INFO
Published Date :
Aug. 22, 2026, 4:16 p.m.
Last Modified :
Aug. 22, 2026, 4:16 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products
The following products are affected by CVE-2026-74627
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
Solution
- Apply Linux kernel updates.
- Ensure proper skb fragment handling.
- Test for correct net-iov/page mixing.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-74627.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-74627 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-74627
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-74627 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-74627 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Aug. 22, 2026
Action Type Old Value New Value Added Affected [{'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': 'bd61848900bff597764238f3a8ec67c815cd316e', 'lessThan': 'e9bfe12b1d04c34c6fedcba21d9709b65c08aa33', 'versionType': 'git'}, {'status': 'affected', 'version': 'bd61848900bff597764238f3a8ec67c815cd316e', 'lessThan': 'ed08011ae0be88f16cceae190535d6c790c83b0c', 'versionType': 'git'}, {'status': 'affected', 'version': 'bd61848900bff597764238f3a8ec67c815cd316e', 'lessThan': '53a43508ee332d8bffe40590c3d189c92a551f9f', 'versionType': 'git'}], 'programFiles': ['net/core/datagram.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '6.16'}, {'status': 'unaffected', 'version': '0', 'lessThan': '6.16', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '6.18.45', 'versionType': 'semver', 'lessThanOrEqual': '6.18.*'}, {'status': 'unaffected', 'version': '7.1.9', 'versionType': 'semver', 'lessThanOrEqual': '7.1.*'}, {'status': 'unaffected', 'version': '7.2', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['net/core/datagram.c'], 'defaultStatus': 'affected'}] Added 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(). Added Reference https://git.kernel.org/stable/c/53a43508ee332d8bffe40590c3d189c92a551f9f Added Reference https://git.kernel.org/stable/c/e9bfe12b1d04c34c6fedcba21d9709b65c08aa33 Added Reference https://git.kernel.org/stable/c/ed08011ae0be88f16cceae190535d6c790c83b0c