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jbd2: fix integer underflow in jbd2_journal_initialize_fast_commit()

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-2026-72225

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/jbd2/journal.c"
                    ],
                    "versions": [
                        {
                            "version": "6866d7b3f2bb4f011041ba54c98b1584497fe2fd",
                            "lessThan": "aa90f00932bf572d6ef284c977c2a60b39c13bd6",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6866d7b3f2bb4f011041ba54c98b1584497fe2fd",
                            "lessThan": "e144ad0250f77e23e28949587b8b57e40dc3b512",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6866d7b3f2bb4f011041ba54c98b1584497fe2fd",
                            "lessThan": "4b48dcb88bb9117e3d3f051175a9a8b7cff7f8b6",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6866d7b3f2bb4f011041ba54c98b1584497fe2fd",
                            "lessThan": "fb9b49618ed7296ebfad62a3835da8945f727001",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6866d7b3f2bb4f011041ba54c98b1584497fe2fd",
                            "lessThan": "4450dcaadf7d4aae8b6e4223b5d6ee4eb77097a9",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6866d7b3f2bb4f011041ba54c98b1584497fe2fd",
                            "lessThan": "78955fdce8ff654e6d33a2fa90882a1e7eb26330",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6866d7b3f2bb4f011041ba54c98b1584497fe2fd",
                            "lessThan": "a58fc10adf503969fec2007b5afe8987258046c4",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6866d7b3f2bb4f011041ba54c98b1584497fe2fd",
                            "lessThan": "289a2ca0c9b7eae74f93fc213b0b971669b8683d",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                }

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/jbd2/journal.c"
                    ],
                    "versions": [
                        {
                            "version": "5.10",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.10",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.266",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.212",
                            "lessThanOrEqual": "5.15.*",
                            "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": "6.12.97",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.40",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.5",
                            "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

ChangeIntel

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Sources read 9 Nov 09:45 UTC · 257 of 275 readable · 255 fully read · documentation 469/469 current