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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2026-64256 Detail

Description

In the Linux kernel, the following vulnerability has been resolved: xfs: don't wrap around quota ids in dqiterate LOLLM noticed that q_id is an unsigned 32-bit variable. If it happens to be set to XFS_DQ_ID_MAX due to a filesystem that actually has a dquot for ID_MAX, then this addition will truncate to zero and the iteration starts over. Fix this by casting to u64.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://git.kernel.org/stable/c/249e311c2ba392ceaf9ebfc145a46922946f069a kernel.org
https://git.kernel.org/stable/c/2b14fe1e0924c6b901f4256456342569c5397abe kernel.org
https://git.kernel.org/stable/c/d1c4c40599c376aeb0c93068a2ae344e79ee4b90 kernel.org
https://git.kernel.org/stable/c/d766e4e5e85d829629c3ba503802fe1303d7b591 kernel.org

Weakness Enumeration

CWE-ID CWE Name Source

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2026-64256
NVD Published Date:
07/25/2026
NVD Last Modified:
07/25/2026
Source:
kernel.org