CVE-2024-35956: btrfs: qgroup: fix qgroup prealloc rsv leak in subvolume operations

Published May 20, 2024
·
Updated

btrfs: qgroup: fix qgroup prealloc rsv leak in subvolume operations

Affected Software

9 affected componentsFixes available
debian/linux<=5.10.223-1, <=5.10.234-1
6.1.129-16.1.135-16.12.22-16.12.25-1
debian/linux-6.1
6.1.129-1~deb11u1
Linux Linux kernel>=5.9.5<6.1.120
Linux Linux kernel>=6.2<6.6.28
Linux Linux kernel>=6.7<6.8.7
Linux Linux kernel=6.9-rc1
Linux Linux kernel=6.9-rc2
Linux Linux kernel=6.9-rc3
Microsoft cbl2 kernel 5.15.186.1-1

Event History

May 20, 2024
CVE Published
via MITRE·09:41 AM
Data Sourced
via MITRE·09:41 AM
Description
Data Sourced
via NVD·10:15 AM
Description
Data Sourced
via NVD·10:15 AM
RemedySeverityWeaknessAffected Software
Jul 11, 2024
Data Sourced
via Launchpad·07:47 PM
Description
May 5, 2025
Data Sourced
via Ubuntu·12:24 AM
RemedyDescriptionSeverityAffected Software
Sep 25, 2025
Data Sourced
via Microsoft·01:02 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·01:02 AM
Affected Software
Updated
via Microsoft·01:02 AM
DescriptionSeverity

Frequently Asked Questions

1

What is the severity of CVE-2024-35956?

CVE-2024-35956 is rated as a high severity vulnerability affecting the Linux kernel.

2

How do I fix CVE-2024-35956?

To fix CVE-2024-35956, update to Linux kernel versions 6.1.123-1, 6.12.11-1, or 6.12.12-1.

3

Which software is affected by CVE-2024-35956?

CVE-2024-35956 affects the Linux kernel versions up to 5.10.226-1 and 6.1.119-1.

4

What functionality is impacted by CVE-2024-35956?

CVE-2024-35956 impacts the btrfs file system, specifically related to subvolume operations and metadata reservation.

5

Is there a workaround for CVE-2024-35956?

There are no known workarounds for CVE-2024-35956; the best mitigation is to apply the necessary kernel updates.

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