CVE-2026-93257
block: handle nogenerate/noverify properly in fs-integrity
Description
In the Linux kernel, the following vulnerability has been resolved: block: handle nogenerate/noverify properly in fs-integrity Check the BIP_CHECK flags before generating or verifying PI information, otherwise this can be incorrectly called for non-PI metadata and cause generation of incorrect metadata and crashed in the verification handler. The new behavior matches that of the block layer auto-generated metadata.
INFO
Published Date :
Sept. 24, 2026, 4:17 p.m.
Last Modified :
Sept. 24, 2026, 4:17 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Solution
- Update the Linux kernel to the latest version.
- Apply the patch for the fs-integrity issue.
- Verify integrity metadata handling.
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-2026-93257.
| URL | Resource |
|---|---|
| https://git.kernel.org/stable/c/3bf9a21e7bccfd8c35b440efd114c61cc9838a41 | |
| https://git.kernel.org/stable/c/b681c740e6d645f7d7477e9208db57917c6c0fbc |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-93257 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-2026-93257
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-2026-93257 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-93257 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
Sep. 24, 2026
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: block: handle nogenerate/noverify properly in fs-integrity Check the BIP_CHECK flags before generating or verifying PI information, otherwise this can be incorrectly called for non-PI metadata and cause generation of incorrect metadata and crashed in the verification handler. The new behavior matches that of the block layer auto-generated metadata. Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/93xxx/CVE-2026-93257.json">CVE-2026-93257</a> Added Reference https://git.kernel.org/stable/c/3bf9a21e7bccfd8c35b440efd114c61cc9838a41 Added Reference https://git.kernel.org/stable/c/b681c740e6d645f7d7477e9208db57917c6c0fbc