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perf: arm_spe: Prevent overflow in PERF_IDX2OFF()

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-2025-40081

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/perf/arm_spe_pmu.c"
                    ],
                    "versions": [
                        {
                            "version": "d5d9696b03808bc6be723cc85288c912c3a05606",
                            "lessThan": "656e9a5d69acdd1b20462f4a33378b90ddcb9626",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d5d9696b03808bc6be723cc85288c912c3a05606",
                            "lessThan": "9c045d4501f7f70724a3bbb561f4f22d292bbfe6",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d5d9696b03808bc6be723cc85288c912c3a05606",
                            "lessThan": "5d01f2b81568289443d22f1e13a363f829de6343",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d5d9696b03808bc6be723cc85288c912c3a05606",
                            "lessThan": "7500384d3c9587593d75ded3b006835e7aa73ef8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d5d9696b03808bc6be723cc85288c912c3a05606",
                            "lessThan": "379cae2cb982f571cda9493ac573ab71125fd299",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d5d9696b03808bc6be723cc85288c912c3a05606",
                            "lessThan": "1a19ba8e1f4ff24ece8ca69b79df8442c431db90",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d5d9696b03808bc6be723cc85288c912c3a05606",
                            "lessThan": "e516cfd19b0f4c774a57b17fb43a7f41991f0735",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d5d9696b03808bc6be723cc85288c912c3a05606",
                            "lessThan": "a29fea30dd93da16652930162b177941abd8c75e",
                            "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/perf/arm_spe_pmu.c"
                    ],
                    "versions": [
                        {
                            "version": "4.15",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.15",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.301",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.246",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.195",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.156",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.112",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.53",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.17.3",
                            "lessThanOrEqual": "6.17.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18",
                            "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 11:51 UTC · 275 of 275 readable · 273 fully read · documentation 469/469 current