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writeback: fix race between cgroup_writeback_umount() and inode_switch_wbs()

cve-program · CVE-2026-64378

Published

Linux

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/fs-writeback.c"
                    ],
                    "versions": [
                        {
                            "version": "a1a0e23e49037c23ea84bc8cc146a03584d13577",
                            "lessThan": "087d5b8b501c570f84bf655164e6698c3ce146e0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a1a0e23e49037c23ea84bc8cc146a03584d13577",
                            "lessThan": "3c9c9648f77e4d14e50676bc51c2174ba9c8d361",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a1a0e23e49037c23ea84bc8cc146a03584d13577",
                            "lessThan": "5c3265f3252b2ee50707adaaa3f9bd0df3df72de",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a1a0e23e49037c23ea84bc8cc146a03584d13577",
                            "lessThan": "c923cc3cb5cd8945ceaf08252754110643446593",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a1a0e23e49037c23ea84bc8cc146a03584d13577",
                            "lessThan": "685fc15a410885b6d4dee64de0dce721b9428b12",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a1a0e23e49037c23ea84bc8cc146a03584d13577",
                            "lessThan": "53eeaf4d63068dbc7708b0c7adb20151c812feca",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a1a0e23e49037c23ea84bc8cc146a03584d13577",
                            "lessThan": "cba38ec4cbd3a7b8b942a8d52531a05be8a9ff0d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c5cbbec54fe71c4de2d34f8c0ec8fbfdd7f17339",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4.4.5",
                            "lessThan": "4.5",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                }

Linux

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/fs-writeback.c"
                    ],
                    "versions": [
                        {
                            "version": "4.5",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.5",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.261",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.178",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.145",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.96",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.39",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.4",
                            "lessThanOrEqual": "7.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }

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

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Sources read 8 Nov 17:53 UTC · 275 of 275 readable · 273 fully read · documentation 469/469 current