Exploit for Incorrect Resource Transfer Between Spheres in Linux Linux_Kernel_A9DEC5B0-2476-5B06-A354-E2AD00FEF8E5

{
    "lastseen": "2026-05-02T08:30:07",
    "description": "CVE-2026-31431 \"Copy Fail\" Proof-of-concept exploit and analysis. Original write-up: https://copy.fail What it does Escalates an unprivileged local user to root by patching /usr/bin/su in the kernel page cache \u2014 no write permission required, no race...",
    "published": "2026-05-02T08:10:18",
    "modified": "2026-05-02T08:29:03",
    "type": "githubexploit",
    "title": "Exploit for Incorrect Resource Transfer Between Spheres in Linux Linux_Kernel",
    "source": "",
    "references": "",
    "id": "A9DEC5B0-2476-5B06-A354-E2AD00FEF8E5",
    "bulletinFamily": "exploit",
    "cwe": null,
    "cvelist": [
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    "cvss": {
        "score": 7.8,
        "severity": "HIGH",
        "vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
        "version": "3.1"
    },
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    "href": "https://github.com/suominen/CVE-2026-31431",
    "category_name": "Exploit",
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