CVE-2026-89902Published

LoongArch: Avoid preempt count underflow without probe

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-2026-89902

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": [
                        "arch/loongarch/kernel/kprobes.c"
                    ],
                    "versions": [
                        {
                            "version": "6d4cc40fb5f58147defc6c0e9d86e6232fe31616",
                            "lessThan": "ff40e597d5d98c0c45a4d09df8177202fac9520e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6d4cc40fb5f58147defc6c0e9d86e6232fe31616",
                            "lessThan": "a1cb727fa27c2d9c7859729cd90db7bc0f46957f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6d4cc40fb5f58147defc6c0e9d86e6232fe31616",
                            "lessThan": "76395109a051b53860faaec96522ef08ae9e8e27",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6d4cc40fb5f58147defc6c0e9d86e6232fe31616",
                            "lessThan": "c4357ebeee63cb8da1446fc936573a34e68b0f71",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6d4cc40fb5f58147defc6c0e9d86e6232fe31616",
                            "lessThan": "72ce4b24676e8b3b75376c4c559dd81c1ac52d5a",
                            "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": [
                        "arch/loongarch/kernel/kprobes.c"
                    ],
                    "versions": [
                        {
                            "version": "6.3",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.3",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.157",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.110",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.51",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.5",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON