f2fs: fix to avoid potential deadloop in f2fs_fsync_node_pages()
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid potential deadloop in f2fs_fsync_node_pages() There is potential deadloop in race condition: Thread A Thread B - fsync - f2fs_do_sync_file - f2fs_fsync_node_pages - last_fsync_dnode - folio_get(last_folio) - f2fs_setattr - f2fs_truncate - f2fs_truncate_blocks - f2fs_do_truncate_blocks - f2fs_truncate_inode_blocks - truncate_dnode - truncate_node - invalidate_mapping_pages - folio->mapping = NULL - is_node_folio alwasy return false - atomic && !marked is always true, then goto retry
CVE-2026-89833
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-89833
Linux
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Linux
Source reference: /containers/cna/affected/1/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "608514deba38c8611ad330d6a3c8e2b9a1f68e4b",
"lessThan": "58ca9f06480457eb9c9513e1ae2b75316d4ed1e5",
"versionType": "git"
},
{
"status": "affected",
"version": "608514deba38c8611ad330d6a3c8e2b9a1f68e4b",
"lessThan": "bdc06381d590ad5833ee7a2c56b8b685d80ee9b5",
"versionType": "git"
},
{
"status": "affected",
"version": "608514deba38c8611ad330d6a3c8e2b9a1f68e4b",
"lessThan": "161513f53e4ac90fd356433bdf8e31e6adeb92af",
"versionType": "git"
},
{
"status": "affected",
"version": "608514deba38c8611ad330d6a3c8e2b9a1f68e4b",
"lessThan": "905411f6504876d268ba8dafc8e75367782da4b7",
"versionType": "git"
},
{
"status": "affected",
"version": "608514deba38c8611ad330d6a3c8e2b9a1f68e4b",
"lessThan": "ce366bfa821ec81dd45bde547ee31e659306cc61",
"versionType": "git"
}
],
"programFiles": [
"fs/f2fs/node.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "4.7"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "4.7",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.6.160",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.12.114",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.51",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.2.5",
"versionType": "semver",
"lessThanOrEqual": "7.2.*"
},
{
"status": "unaffected",
"version": "7.3",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"fs/f2fs/node.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-89833
Source reference:
/cveMetadata/cveId
Publisher severity
No explicit severity was provided.
- Event
- #48555 · Revision 1
- Added to Heist Feed
- Publisher date