CVE-2026-64293Published

iommufd: Use sizeof(*hdr) instead of sizeof(hdr) in veventq read

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

Recorded JSON

cve-program · CVE-2026-64293

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": [
                        "drivers/iommu/iommufd/eventq.c"
                    ],
                    "versions": [
                        {
                            "version": "e36ba5ab808ef6237c3148d469c8238674230e2b",
                            "lessThan": "04a177f91160ee18da98f5689482cf0f589ec869",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e36ba5ab808ef6237c3148d469c8238674230e2b",
                            "lessThan": "0cdbb97a4dbd69abdd2ab998b4fbc7803d4b0b72",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e36ba5ab808ef6237c3148d469c8238674230e2b",
                            "lessThan": "be93d186ae88a92e7aa77e122d4e661fa57b1e39",
                            "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": [
                        "drivers/iommu/iommufd/eventq.c"
                    ],
                    "versions": [
                        {
                            "version": "6.15",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.15",
                            "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