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9.1 Critical

CVE-2026-43117 In the Linux kernel, the following vulnerability has been resolved: btrfs: tracepoints: get correct superblock from…

Description

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.

Affected products and versions

Product Affected versions Fixed in
Linux 7.0 earliest → < 7.0 7.0
Linux 6.19 earliest → < 6.19.14 6.19.14
Linux 6.18 earliest → < 6.18.24 6.18.24
Linux 6.12 earliest → < 6.12.83 6.12.83
Linux 6.6 earliest → < 6.6.136 6.6.136
Linux 6.1 earliest → < 6.1.175 6.1.175
Linux 5.15 earliest → < 5.15.209 5.15.209
Linux 5.10 earliest → < 5.10.258 5.10.258
Linux 4.8 No fix stated
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Product Affected versions Fixed in
SIMATIC S7-1500 TM MFP - GNU/Linux subsystem Versions not published

References

Timeline

  1. Published
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