CVE-2025-71269: btrfs: do not free data reservation in fallback from inline due to -ENOSPC
Published Mar 18, 2026
·Updated
btrfs: do not free data reservation in fallback from inline due to -ENOSPC
Affected Software
10 affected componentsFixes available
linux/kernel
Microsoft azl3 kernel 6.6.130.1-3
Linux Linux kernel>=4.4<6.1.168
Linux Linux kernel>=6.2<6.6.134
Linux Linux kernel>=6.7<6.12.81
Linux Linux kernel>=6.13<6.18.10
Linux Linux kernel=6.19-rc1
Linux Linux kernel=6.19-rc2
Linux Linux kernel=6.19-rc3
Linux Linux kernel=6.19-rc4
Event History
Mar 18, 2026
CVE Published
via MITRE·05:40 PM
Data Sourced
via MITRE·05:40 PM
DescriptionSeverity
Data Sourced
via NVD·06:16 PM
RemedyDescriptionSeverityAffected Software
Mar 20, 2026
Data Sourced
via Microsoft·08:01 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·08:01 AM
DescriptionSeverity
Frequently Asked Questions
1
What is the severity of CVE-2025-71269?
CVE-2025-71269 is classified as a high severity vulnerability due to the potential data loss it entails.
2
How do I fix CVE-2025-71269?
To fix CVE-2025-71269, update your Linux kernel to the latest version where this vulnerability has been patched.
3
What systems are affected by CVE-2025-71269?
CVE-2025-71269 affects various Linux kernel versions that utilize the Btrfs filesystem.
4
What is the impact of CVE-2025-71269 on data integrity?
The impact of CVE-2025-71269 can lead to data integrity issues due to improper handling of data reservations during storage failures.
5
What does 'ENOSPC' mean in the context of CVE-2025-71269?
In the context of CVE-2025-71269, 'ENOSPC' indicates that there is no space left on the device, preventing the creation of an inline extent.