CVE-2023-3111
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.8epss 0.4%
exploitation probability
0.4%top 64% of all CVEs
observed exploitation
nono source reports it
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:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products
n/a · KernelReferences
https://lists.debian.org/debian-lts-announce/2023/07/msg00030.htmlhttps://lists.debian.org/debian-lts-announce/2023/10/msg00027.htmlhttps://patchwork.kernel.org/project/linux-btrfs/patch/20220721074829.2905233-1-r33s3n6%40gmail.com/https://security.netapp.com/advisory/ntap-20230703-0007/https://www.debian.org/security/2023/dsa-5480