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CVE-2026-43117

critical · 9.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: tracepoints: get correct superblock from dentry in event btrfs_sync_file() If overlay is used on top of btrfs, dentry->d_sb translates to overlay's super block and fsid assignment will lead to a crash. Use file_inode(file)->i_sb to always get btrfs_sb.

9.1
CVSS
0.4%
EPSS (exploit prob.)
34th
EPSS percentile
2026-05-06
Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Affected products

VendorProductAffected versions
linuxlinux_kernel>= 4.8, < 6.6.136
linuxlinux_kernel>= 6.7, < 6.12.83
linuxlinux_kernel>= 6.13, < 6.18.24
linuxlinux_kernel>= 6.19, < 6.19.14
linuxlinux_kernel7.0
linuxlinux_kernel7.0
linuxlinux_kernel7.0
linuxlinux_kernel7.0
linuxlinux_kernel7.0

Check a specific version with /api/v1/cve/match.

References

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-43117