CVE-2013-4371

Published Oct 17, 2013

Last updated 8 years ago

Overview

Description: Use-after-free vulnerability in the libxl_list_cpupool function in the libxl toolstack library in Xen 4.2.x and 4.3.x, when running "under memory pressure," returns the original pointer when the realloc function fails, which allows local users to cause a denial of service (heap corruption and crash) and possibly execute arbitrary code via unspecified vectors.
Source: secalert@redhat.com
NVD status: Modified

Hype score: Not currently trending

Risk scores

CVSS 2.0

Type: Primary
Base score: 4.4
Impact score: 6.4
Exploitability score: 3.4
Vector string: AV:L/AC:M/Au:N/C:P/I:P/A:P

Weaknesses

nvd@nist.gov: CWE-399

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "8F0AF8EF-6FF6-4E22-B16E-82C9F90C6B00"
          },
          {
            "criteria": "cpe:2.3:o:xen:xen:4.2.1:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "47640819-FC43-49ED-8A77-728C3D7255B3"
          },
          {
            "criteria": "cpe:2.3:o:xen:xen:4.2.2:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "2448537F-87AD-45C1-9FB0-7A49CA31BD76"
          },
          {
            "criteria": "cpe:2.3:o:xen:xen:4.2.3:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "E36B2265-70E1-413B-A7CF-79D39E9ADCFB"
          },
          {
            "criteria": "cpe:2.3:o:xen:xen:4.3.0:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "BF948E6A-07BE-4C7D-8A98-002E89D35F4D"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

Overview

Social media

Risk scores

CVSS 2.0

Weaknesses

Configurations

References