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btrfs: fix race when detecting delalloc ranges during fiemap

Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.

cve-program · CVE-2024-27080

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/btrfs/extent_io.c"
                    ],
                    "versions": [
                        {
                            "version": "ded566b4637f1b6b4c9ba74e7d0b8493e93f19cf",
                            "lessThan": "49d640d2946c35a17b051d54171a032dd95b0f50",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b0ad381fa7690244802aed119b478b4bdafc31dd",
                            "lessThan": "ced63fffd63072c0ca55d5a451010d71bf08c0b3",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b0ad381fa7690244802aed119b478b4bdafc31dd",
                            "lessThan": "978b63f7464abcfd364a6c95f734282c50f3decf",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "89bca7fe6382d61e88c67a0b0e7bce315986fb8b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6.6.24",
                            "lessThan": "6.6.26",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.7.12",
                            "lessThan": "6.8",
                            "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/btrfs/extent_io.c"
                    ],
                    "versions": [
                        {
                            "version": "6.8",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.8",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.26",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.8.2",
                            "lessThanOrEqual": "6.8.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.9",
                            "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 7 Nov 02:40 UTC · 271 of 275 readable · 270 fully read · documentation 469/469 current