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io_uring/kbuf: reallocate buf lists on upgrade

cve-program · CVE-2025-21836

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": [
                        "io_uring/kbuf.c"
                    ],
                    "versions": [
                        {
                            "version": "2fcabce2d7d34f69a888146dab15b36a917f09d4",
                            "lessThan": "146a185f6c05ee263db715f860620606303c4633",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "2fcabce2d7d34f69a888146dab15b36a917f09d4",
                            "lessThan": "7d0dc28dae836caf7645fef62a10befc624dd17b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "2fcabce2d7d34f69a888146dab15b36a917f09d4",
                            "lessThan": "2a5febbef40ce968e295a7aeaa5d5cbd9e3e5ad4",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "2fcabce2d7d34f69a888146dab15b36a917f09d4",
                            "lessThan": "8802766324e1f5d414a81ac43365c20142e85603",
                            "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": [
                        "io_uring/kbuf.c"
                    ],
                    "versions": [
                        {
                            "version": "5.19",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.19",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.79",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.16",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.13.4",
                            "lessThanOrEqual": "6.13.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.14",
                            "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 9 Nov 12:54 UTC · 274 of 275 readable · 272 fully read · documentation 469/469 current