CVE-2015-3291

Published Aug 31, 2015

Last updated 8 years ago

Overview

Description: arch/x86/entry/entry_64.S in the Linux kernel before 4.1.6 on the x86_64 platform does not properly determine when nested NMI processing is occurring, which allows local users to cause a denial of service (skipped NMI) by modifying the rsp register, issuing a syscall instruction, and triggering an NMI.
Source: secalert@redhat.com
NVD status: Modified

Risk scores

CVSS 2.0

Type: Primary
Base score: 2.1
Impact score: 2.9
Exploitability score: 3.9
Vector string: AV:L/AC:L/Au:N/C:N/I:N/A:P

Weaknesses

nvd@nist.gov: CWE-17

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "44877FD6-2CE0-4950-B1C4-8B0A4E0E0333",
            "versionEndIncluding": "4.1.5"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References