CVE-2025-21665: filemap: avoid truncating 64-bit offset to 32 bits

Published Jan 31, 2025
·
Updated

filemap: avoid truncating 64-bit offset to 32 bits

Affected Software

19 affected componentsFixes available
Linux Linux kernel
Linux Linux kernel>=5.12<5.15.177
Linux Linux kernel>=5.16<6.1.127
Linux Linux kernel>=6.2<6.6.74
Linux Linux kernel>=6.7<6.12.11
Linux Linux kernel=6.13-rc1
Linux Linux kernel=6.13-rc2
Linux Linux kernel=6.13-rc3
Linux Linux kernel=6.13-rc4
Linux Linux kernel=6.13-rc5
Linux Linux kernel=6.13-rc6
Linux Linux kernel=6.13-rc7
debian/linux
5.10.223-15.10.234-16.1.129-16.1.135-16.12.25-16.12.27-1
debian/linux-6.1
6.1.129-1~deb11u1
Microsoft azl3 kernel 6.6.76.1-1
Microsoft azl3 kernel 6.6.64.2-9
Microsoft cbl2 kernel 5.15.176.3-3
Microsoft cbl2 kernel 5.15.180.1-1
Microsoft cbl2 kernel 5.15.176.3-3

Event History

Jan 31, 2025
CVE Published
via MITRE·11:25 AM
Data Sourced
via MITRE·11:25 AM
Description
Data Sourced
via NVD·12:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Mar 14, 2025
Data Sourced
via Microsoft·07:00 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·07:00 AM
Affected Software
Updated
via Microsoft·07:00 AM
Description
Updated
via Microsoft·07:00 AM
DescriptionSeverity
May 2, 2025
Data Sourced
via Ubuntu·11:49 PM
RemedyDescriptionSeverityAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2025-21665?

CVE-2025-21665 has a high severity rating due to the potential for an infinite loop condition.

2

How do I fix CVE-2025-21665?

To fix CVE-2025-21665, you should upgrade to a patched version of the Linux kernel that addresses this vulnerability.

3

Which versions of the Linux Kernel are affected by CVE-2025-21665?

CVE-2025-21665 affects specific versions of the Linux kernel including those between 5.12 to 5.15.177, 5.16 to 6.1.127, 6.2 to 6.6.74, and 6.7 to 6.12.11.

4

What is the impact of CVE-2025-21665 on system performance?

The primary impact of CVE-2025-21665 is a potential infinite loop when writing to an XFS filesystem, which could lead to system unresponsiveness.

5

Is CVE-2025-21665 specific to 32-bit kernels?

Yes, CVE-2025-21665 is specifically relevant to 32-bit kernels due to the truncation of 64-bit offsets.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203