High severity7.8NVD Advisory· Published Jun 24, 2024· Updated Aug 4, 2026
CVE-2024-34027
CVE-2024-34027
Description
In the Linux kernel, the following vulnerability has been resolved:
f2fs: compress: fix to cover {reserve,release}_compress_blocks() w/ cp_rwsem lock
It needs to cover {reserve,release}_compress_blocks() w/ cp_rwsem lock to avoid racing with checkpoint, otherwise, filesystem metadata including blkaddr in dnode, inode fields and .total_valid_block_count may be corrupted after SPO case.
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Affected products
4Patches
Vulnerability mechanics
References
7- git.kernel.org/stable/c/0a4ed2d97cb6d044196cc3e726b6699222b41019nvdPatch
- git.kernel.org/stable/c/329edb7c9e3b6ca27e6ca67ab1cdda1740fb3a2bnvdPatch
- git.kernel.org/stable/c/5d47d63883735718825ca2efc4fca6915469774fnvdPatch
- git.kernel.org/stable/c/69136304fd144144a4828c7b7b149d0f80321ba4nvdPatch
- git.kernel.org/stable/c/a6e1f7744e9b84f86a629a76024bba8468aa153bnvdPatch
- git.kernel.org/stable/c/b5bac43875aa27ec032dbbb86173baae6dce6182nvdPatch
- cert-portal.siemens.com/productcert/html/ssa-265688.htmlnvd
News mentions
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