CVE-2023-3111

kernel: Use after free in prepare_to_relocate in fs/btrfs/relocation.c

Published Jun 5, 2023 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
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().

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-3508-1 linux security update
Debian DLA Debian DLA DLA-3623-1 linux-5.10 security update
Debian DSA Debian DSA DSA-5480-1 linux security update
EUVD EUVD EUVD-2023-43797 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().
Ubuntu USN Ubuntu USN USN-6221-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6252-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6284-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6301-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6312-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6314-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6331-1 Linux kernel (Azure) vulnerabilities
Ubuntu USN Ubuntu USN USN-6337-1 Linux kernel (Azure) vulnerabilities
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}