CVE-2026-80898

netfs: clear PG_private_2 on copy-to-cache append failure

N/A
Published: September 4, 2026 at 05:11 PM UTC
Updated: September 4, 2026 at 06:36 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
N/A
Exploit prediction
EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: netfs: clear PG_private_2 on copy-to-cache append failure netfs_pgpriv2_copy_to_cache() marks the folio with PG_private_2 before netfs_pgpriv2_copy_folio() appends it to the copy-to-cache rolling buffer. If the append fails, the folio is not queued for cache writeback, so the PG_private_2 state and its reference must be released immediately.

Affected

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

6.14 ≤ v < 6.18.446.14 ≤ v < 7.1.86.14 ≤ v < 7.26.14e2d46f2ec332533816417b60933954173f602121
Vendor states this is fixed in 614b7f4bfcf665a751ae89ff9ae336a1b2d5af4e (fixed)
Vendor states this is fixed in 627826ef4208042b0470d1a3fdb729ce35471a0d (fixed)
Vendor states this is fixed in a81fc9266e1c5fef9ccf675a9b44b2f4ab464923 (fixed)
Vendor states this is fixed in 6.14 (unaffected)
Vendor states this is fixed in 6.18.44 (unaffected)
Vendor states this is fixed in 7.1.8 (unaffected)
Vendor states this is fixed in 7.2 (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.

Quick Info

StatusRECEIVED

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