Access Restriction Bypass

Affecting libseccomp package, versions <2.4.1-0ubuntu0.16.04.2

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Overview

libseccomp before 2.4.0 did not correctly generate 64-bit syscall argument comparisons using the arithmetic operators (LT, GT, LE, GE), which might able to lead to bypassing seccomp filters and potential privilege escalations.

References

CVSS Score

9.8
medium severity
  • Attack Vector
    Network
  • Attack Complexity
    Low
  • Privileges Required
    None
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    High
  • Integrity
    High
  • Availability
    High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVE
CVE-2019-9893
Snyk ID
SNYK-UBUNTU1604-LIBSECCOMP-341049
Disclosed
21 Mar, 2019
Published
21 Mar, 2019