# CVE-2024-26869: linux: In the Linux kernel, the following vulnerability has been resolved:  f2fs: fix to truncate meta inode pages forcely...

CVE-2024-26869 is fixed in linux on 1 platform, first by DEBIAN-CVE-2024-26869, released April 17, 2024. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2024-26869
- Priority: Routine
- CVSS: 4.7 (medium)
- EPSS: 0.0018
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Apr 17, 2024

## Description

In the Linux kernel, the following vulnerability has been resolved:  f2fs: fix to truncate meta inode pages forcely  Below race case can cause data corruption:  Thread A				GC thread 					- gc_data_segment 					 - ra_data_block 					  - locked meta_inode page - f2fs_inplace_write_data  - invalidate_mapping_pages  : fail to invalidate meta_inode page    due to lock failure or dirty|writeback    status  - f2fs_submit_page_bio  : write last dirty data to old blkaddr 					 - move_data_block 					  - load old data from meta_inode page 					  - f2fs_submit_page_write 					  : write old data to new blkaddr  Because invalidate_mapping_pages() will skip invalidating page which has unclear status including locked, dirty, writeback and so on, so we need to use truncate_inode_pages_range() instead of invalidate_mapping_pages() to make sure meta_inode page will be dropped.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 13.5 (trixie) | 6.7.12-1 | [DEBIAN-CVE-2024-26869](https://patchblox.com/security/data/fix/linux/debian-cve-2024-26869.md) | Apr 17, 2024 |
| Linux | linux Debian 14 | 6.7.12-1 | [DEBIAN-CVE-2024-26869](https://patchblox.com/security/data/fix/linux/debian-cve-2024-26869.md) | Apr 17, 2024 |

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