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CVE-2024-42314

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CVE-2024-42314

Published: Aug 17, 2024

Modified: May 11, 2026

PUBLISHED

Description

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

VendorProductVersions

Linux

Linux

affected
6a4049102055250256623ab1875fabd89004bff8 - < c1cc3326e27b0bd7a2806b40bc48e49afaf951e7
affected
6a4049102055250256623ab1875fabd89004bff8 - < c205565e0f2f439f278a4a94ee97b67ef7b56ae8
affected
6a4049102055250256623ab1875fabd89004bff8 - < b7859ff398b6b656e1689daa860eb34837b4bb89
affected
6a4049102055250256623ab1875fabd89004bff8 - < 8e7860543a94784d744c7ce34b78a2e11beefa5c

Linux

Linux

affected
5.16
unaffected
0 - < 5.16
unaffected
6.1.108 - <= 6.1.*
unaffected
6.6.44 - <= 6.6.*
unaffected
6.10.3 - <= 6.10.*

+1 more versions

References

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