CVE-2014-7843

Published Nov 30, 2014

Last updated 3 months ago

Overview

Description: The __clear_user function in arch/arm64/lib/clear_user.S in the Linux kernel before 3.17.4 on the ARM64 platform allows local users to cause a denial of service (system crash) by reading one byte beyond a /dev/zero page boundary.
Source: secalert@redhat.com
NVD status: Modified

Risk scores

CVSS 2.0

Type: Primary
Base score: 4.9
Impact score: 6.9
Exploitability score: 3.9
Vector string: AV:L/AC:L/Au:N/C:N/I:N/A:C

Weaknesses

nvd@nist.gov: CWE-17

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:arm64:*",
            "vulnerable": true,
            "matchCriteriaId": "AC6F3D3E-8FB9-41AD-901D-BC81B689ECDF",
            "versionEndIncluding": "3.17.3"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References