Vulnerability Monitor

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CVE-2012-2133

Use-after-free vulnerability in the Linux kernel before 3.3.6, when huge pages are enabled, allows local users to cause a denial of service (system crash) or possibly gain privileges by interacting with a hugetlbfs filesystem, as demonstrated by a umount operation that triggers improper handling of quota data.

Published

2012-07-03T16:40:32.117

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.0 (MEDIUM)

CVSSv2 Vector

AV:L/AC:H/Au:N/C:N/I:N/A:C

  • Access Vector: LOCAL
  • Access Complexity: HIGH
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: COMPLETE
Exploitability Score

1.9

Impact Score

6.9

Weaknesses
  • Type: Primary
    CWE-399
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System linux linux_kernel ≤ 3.3.5 Yes
Operating System linux linux_kernel 3.3 Yes
Operating System linux linux_kernel 3.3.1 Yes
Operating System linux linux_kernel 3.3.2 Yes
Operating System linux linux_kernel 3.3.3 Yes
Operating System linux linux_kernel 3.3.4 Yes
References