CVE-2026-98245 : Detail

CVE-2026-98245

2026-10-06
09h18 +00:00
2026-10-30
13h21 +00:00
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Deskripsi CVE

In the Linux kernel, the following vulnerability has been resolved: btrfs: take commit root semaphore when iterating in mark_block_group_to_copy() mark_block_group_to_copy() iterates over the commit root with skip_locking=true. A concurrent transaction commit can swap and free the commit root during iteration, causing use-after-free when accessing extent buffers. Fix it by using path->need_commit_sem to protect the commit root search.