CVE-2025-40333

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix infinite loop in __insert_extent_tree() When we get wrong extent info data, and look up extent_node in rb tree, it will cause infinite loop (CONFIG_F2FS_CHECK_FS=n). Avoiding this by return NULL and print some kernel messages in that case.

Status

Deferred - 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Published

2025-12-09

Last modified

2026-10-14

Affected products

• Linux Kernel (Linux)

References

• https://git.kernel.org/stable/c/765f8816d3959ef1f3f7f85e2af748594d091f40
• https://git.kernel.org/stable/c/c0b9951bb2668d67eb4817bb23fc109abc08c075
• https://git.kernel.org/stable/c/f4c31adcb2a0556f43776d4e51a67de88d7fb9ee
• https://git.kernel.org/stable/c/23361bd54966b437e1ed3eb1a704572f4b279e58