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CVE-2024-42314

Description

In the Linux kernel, the following vulnerability has been resolved:btrfs: fix extent map use-after-free when adding pages to compressed bioAt add_ra_bio_pages() we are accessing the extent map to calculate'add_size' after we dropped our reference on the extent map, resultingin a use-after-free. Fix this by computing 'add_size' before dropping ourextent map reference.

POC

Reference

No PoCs from references.

Github

- https://github.com/robertsirc/sle-bci-demo