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io_uring/net: fix slab-out-of-bounds read in io_bundle_nbufs()

cve-program · CVE-2026-31774

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/net.c"
                    ],
                    "versions": [
                        {
                            "version": "a05d1f625c7aa681d8816bc0f10089289ad07aad",
                            "lessThan": "90ced24c500ad4e129e9e34b7e56fd7849e350b6",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a05d1f625c7aa681d8816bc0f10089289ad07aad",
                            "lessThan": "c314b405dcc4d8b9041124f928f81715d6328bec",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a05d1f625c7aa681d8816bc0f10089289ad07aad",
                            "lessThan": "1b655cd311344117d3052f6552cb20d9901c9d7c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a05d1f625c7aa681d8816bc0f10089289ad07aad",
                            "lessThan": "b948f9d5d3057b01188e36664e7c7604d1c8ecb5",
                            "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/net.c"
                    ],
                    "versions": [
                        {
                            "version": "6.10",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.10",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.81",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.22",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19.12",
                            "lessThanOrEqual": "6.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0",
                            "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 21:05 UTC · 275 of 275 readable · 273 fully read · documentation 469/469 current