CVE-2026-64058

netfs: Fix netfs_read_folio() to wait on writeback

CVSS 3.1 7.8 HIGHCheck source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-64058

Published

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix netfs_read_folio() to wait on writeback Fix netfs_read_folio() to wait for an ongoing writeback to complete so that it can trust the dirty flag and whatever is attached to folio->private (folio->private may get cleaned up by the collector before it clears the writeback flag).

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-64058

Published

Linux

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/netfs/buffered_read.c"
                    ],
                    "versions": [
                        {
                            "version": "ee4cdf7ba857a894ad1650d6ab77669cbbfa329e",
                            "lessThan": "090a8aa1894b72f5b3fc18dee68d42ad45f4a2c6",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ee4cdf7ba857a894ad1650d6ab77669cbbfa329e",
                            "lessThan": "f17b9121bb99f88188ec9be2db5da1d561f4c01b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ee4cdf7ba857a894ad1650d6ab77669cbbfa329e",
                            "lessThan": "b8271cccdd5e43cc8d738afb8b51f6ad05b1cb4b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ee4cdf7ba857a894ad1650d6ab77669cbbfa329e",
                            "lessThan": "ded0c6f1606061148c202825f7e53d711f9f84cf",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                }

Linux

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/netfs/buffered_read.c"
                    ],
                    "versions": [
                        {
                            "version": "6.12",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.12",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.110",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.34",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0.11",
                            "lessThanOrEqual": "7.0.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON