Vulnerability Monitor

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CVE-2018-17182

An issue was discovered in the Linux kernel through 4.18.8. The vmacache_flush_all function in mm/vmacache.c mishandles sequence number overflows. An attacker can trigger a use-after-free (and possibly gain privileges) via certain thread creation, map, unmap, invalidation, and dereference operations.

Published

2018-09-19T09:29:00.620

Last Modified

2024-11-21T03:54:02.213

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

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

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

3.9

Impact Score

10.0

Weaknesses
  • Type: Primary
    CWE-416
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System linux linux_kernel < 3.16.58 Yes
Operating System linux linux_kernel < 3.18.123 Yes
Operating System linux linux_kernel < 4.4.157 Yes
Operating System linux linux_kernel < 4.9.128 Yes
Operating System linux linux_kernel < 4.14.71 Yes
Operating System linux linux_kernel < 4.18.9 Yes
Operating System canonical ubuntu_linux 14.04 Yes
Operating System canonical ubuntu_linux 16.04 Yes
Operating System canonical ubuntu_linux 18.04 Yes
Operating System debian debian_linux 8.0 Yes
Operating System debian debian_linux 9.0 Yes
Application netapp active_iq_performance_analytics_services - Yes
Application netapp element_software - Yes
References