{
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  "id": "RHSA-2021:2727",
  "related": [],
  "upstream": [
    "CVE-2021-33034",
    "CVE-2021-33909"
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  "published": "2024-09-13T20:28:43Z",
  "modified": "2026-02-20T10:03:23Z",
  "summary": "Red Hat Security Advisory: kpatch-patch security update",
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      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2021:2727"
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    {
      "type": "ARTICLE",
      "url": "https://access.redhat.com/security/updates/classification/#important"
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      "type": "ARTICLE",
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      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1961305"
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    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1970273"
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    {
      "type": "ADVISORY",
      "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_2727.json"
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    {
      "type": "REPORT",
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    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-33034"
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    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-33034"
    },
    {
      "type": "ARTICLE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5c4c8c9544099bb9043a10a5318130a943e32fc3"
    },
    {
      "type": "ARTICLE",
      "url": "https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-hci_send_acl"
    },
    {
      "type": "ARTICLE",
      "url": "https://syzkaller.appspot.com/bug?id=2e1943a94647f7732dd6fc60368642d6e8dc91b1"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2021-33909"
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    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-33909"
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    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-33909"
    },
    {
      "type": "ARTICLE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8cae8cd89f05f6de223d63e6d15e31c8ba9cf53b"
    },
    {
      "type": "ARTICLE",
      "url": "https://www.openwall.com/lists/oss-security/2021/07/20/1"
    },
    {
      "type": "ARTICLE",
      "url": "https://www.qualys.com/2021/07/20/cve-2021-33909/sequoia-local-privilege-escalation-linux.txt"
    }
  ]
}