CVE-2024-34027
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,…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.24%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.24% probability · 15th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-770
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/0a4ed2d97cb6d044196cc3e726b6699222b41019Patch
- https://git.kernel.org/stable/c/329edb7c9e3b6ca27e6ca67ab1cdda1740fb3a2bPatch
- https://git.kernel.org/stable/c/5d47d63883735718825ca2efc4fca6915469774fPatch
- https://git.kernel.org/stable/c/69136304fd144144a4828c7b7b149d0f80321ba4Patch
- https://git.kernel.org/stable/c/a6e1f7744e9b84f86a629a76024bba8468aa153bPatch
- https://git.kernel.org/stable/c/b5bac43875aa27ec032dbbb86173baae6dce6182Patch
- https://git.kernel.org/stable/c/0a4ed2d97cb6d044196cc3e726b6699222b41019Patch
- https://git.kernel.org/stable/c/329edb7c9e3b6ca27e6ca67ab1cdda1740fb3a2bPatch
- https://git.kernel.org/stable/c/5d47d63883735718825ca2efc4fca6915469774fPatch
- https://git.kernel.org/stable/c/69136304fd144144a4828c7b7b149d0f80321ba4Patch
- https://git.kernel.org/stable/c/a6e1f7744e9b84f86a629a76024bba8468aa153bPatch
- https://git.kernel.org/stable/c/b5bac43875aa27ec032dbbb86173baae6dce6182Patch
- https://cert-portal.siemens.com/productcert/html/ssa-265688.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.