ghsa-3m46-5wr7-v4jq
Vulnerability from github
Published
2022-05-13 01:44
Modified
2022-05-13 01:44
Severity ?
8.4 (High) - CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details

The load_segment_descriptor implementation in arch/x86/kvm/emulate.c in the Linux kernel before 4.9.5 improperly emulates a "MOV SS, NULL selector" instruction, which allows guest OS users to cause a denial of service (guest OS crash) or gain guest OS privileges via a crafted application.

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{
   affected: [],
   aliases: [
      "CVE-2017-2583",
   ],
   database_specific: {
      cwe_ids: [],
      github_reviewed: false,
      github_reviewed_at: null,
      nvd_published_at: "2017-02-06T06:59:00Z",
      severity: "HIGH",
   },
   details: "The load_segment_descriptor implementation in arch/x86/kvm/emulate.c in the Linux kernel before 4.9.5 improperly emulates a \"MOV SS, NULL selector\" instruction, which allows guest OS users to cause a denial of service (guest OS crash) or gain guest OS privileges via a crafted application.",
   id: "GHSA-3m46-5wr7-v4jq",
   modified: "2022-05-13T01:44:54Z",
   published: "2022-05-13T01:44:54Z",
   references: [
      {
         type: "ADVISORY",
         url: "https://nvd.nist.gov/vuln/detail/CVE-2017-2583",
      },
      {
         type: "WEB",
         url: "https://github.com/torvalds/linux/commit/33ab91103b3415e12457e3104f0e4517ce12d0f3",
      },
      {
         type: "WEB",
         url: "https://access.redhat.com/errata/RHSA-2017:1615",
      },
      {
         type: "WEB",
         url: "https://access.redhat.com/errata/RHSA-2017:1616",
      },
      {
         type: "WEB",
         url: "https://access.redhat.com/security/cve/CVE-2017-2583",
      },
      {
         type: "WEB",
         url: "https://bugzilla.redhat.com/show_bug.cgi?id=1414735",
      },
      {
         type: "WEB",
         url: "https://usn.ubuntu.com/3754-1",
      },
      {
         type: "WEB",
         url: "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=33ab91103b3415e12457e3104f0e4517ce12d0f3",
      },
      {
         type: "WEB",
         url: "http://www.debian.org/security/2017/dsa-3791",
      },
      {
         type: "WEB",
         url: "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5",
      },
      {
         type: "WEB",
         url: "http://www.openwall.com/lists/oss-security/2017/01/19/2",
      },
      {
         type: "WEB",
         url: "http://www.securityfocus.com/bid/95673",
      },
   ],
   schema_version: "1.4.0",
   severity: [
      {
         score: "CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
         type: "CVSS_V3",
      },
   ],
}


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