Vulnerability Monitor

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CVE-2018-17155

In FreeBSD before 11.2-STABLE(r338983), 11.2-RELEASE-p4, 11.1-RELEASE-p15, 10.4-STABLE(r338984), and 10.4-RELEASE-p13, due to insufficient initialization of memory copied to userland in the getcontext and swapcontext system calls, small amounts of kernel memory may be disclosed to userland processes. Unprivileged authenticated local users may be able to access small amounts privileged kernel data.

Published

2018-09-28T13:29:00.923

Last Modified

2024-11-21T03:53:58.740

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 5.5 (MEDIUM)

CVSSv2 Vector

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

  • Access Vector: LOCAL
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: NONE
  • Availability Impact: NONE
Exploitability Score

3.9

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-200
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System freebsd freebsd < 11.2 Yes
Operating System freebsd freebsd 10.4 Yes
Operating System freebsd freebsd 10.4 Yes
Operating System freebsd freebsd 11.1 Yes
Operating System freebsd freebsd 11.2 Yes
References