HIGH · 7.8

CVE-2023-3111

A use after free vulnerability was found in prepare_to_relocate in fs/btrfs/relocation.c in btrfs in the Linux Kernel. This possible flaw can be triggered by calling btrfs_ioctl_balance() before calli...

Vulnerability Description

A use after free vulnerability was found in prepare_to_relocate in fs/btrfs/relocation.c in btrfs in the Linux Kernel. This possible flaw can be triggered by calling btrfs_ioctl_balance() before calling btrfs_ioctl_defrag().

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
LinuxLinux Kernel>= 2.6.31, < 4.14.318
DebianDebian Linux10.0
NetappH300S Firmware-
NetappH300S-
NetappH410C Firmware-
NetappH410C-
NetappH410S Firmware-
NetappH410S-
NetappH500S Firmware-
NetappH500S-
NetappH700S Firmware-
NetappH700S-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2023-3111?

CVE-2023-3111 is a vulnerability with a CVSS score of 7.8 (HIGH). A use after free vulnerability was found in prepare_to_relocate in fs/btrfs/relocation.c in btrfs in the Linux Kernel. This possible flaw can be triggered by calling btrfs_ioctl_balance() before calli...

How severe is CVE-2023-3111?

CVE-2023-3111 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-3111?

Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Debian Debian Linux, Netapp H300S Firmware, Netapp H300S, Netapp H410C Firmware.