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CVE-2026-89829

f2fs: fix to pass folio->index to f2fs_sanity_check_node_footer()

HIGH
7.8
CVSS Score
Published: September 16, 2026 at 10:31 AM UTC
Updated: October 19, 2026 at 09:18 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
HIGH7.8
Exploit prediction
EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to pass folio->index to f2fs_sanity_check_node_footer() Otherwise in f2fs_sanity_check_node_footer(), it will check the same nid incorrectly.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
90%
0a736109c9d29de0c26567e42cb99b27861aa8ba6.18.136.19.37.0971aa8e2a4043d92bf62061b79f74fd4ac59165acd2fec912a0f04390d446ed692f73f2da842855f
Vendor states this is fixed in 0b196c07407f48a41cd9741cf53e10cb1e23d2e5 (fixed)
Vendor states this is fixed in 7e188e9f9437ab47c3237d609f1b26348d6fea1a (fixed)
Vendor states this is fixed in a984446aa9d5b787afa3023fc7b44017b80fe3bc (fixed)
Vendor states this is fixed in 6.18.51 (unaffected)
Affected range stops below 6.20, so it looks safe — our inference, not a vendor statement
Vendor states this is fixed in 7.0 (unaffected)
Vendor states this is fixed in 7.2.5 (unaffected)
Vendor states this is fixed in 7.3 (unaffected)
Vendor states this is fixed in 7.3-rc1 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (3)

Source: cverecord
https://git.kernel.org/stable/c/a984446aa9d5b787afa3023fc7b44017b80fe3bc
Source: cverecord
https://git.kernel.org/stable/c/0b196c07407f48a41cd9741cf53e10cb1e23d2e5
Source: cverecord
https://git.kernel.org/stable/c/7e188e9f9437ab47c3237d609f1b26348d6fea1a

CVSS

7.8HIGHLinux
Vector?

Quick Info

StatusRECEIVED

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