Use After Free

Affecting bash package, versions <4.3-11+deb8u2

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Overview

popd in bash might allow local users to bypass the restricted shell and cause a use-after-free via a crafted address.

References

CVSS Score

5.5
medium severity
  • Attack Vector
    Local
  • Attack Complexity
    Low
  • Privileges Required
    Low
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    None
  • Integrity
    None
  • Availability
    High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVE
CVE-2016-9401
CWE
CWE-416
Snyk ID
SNYK-DEBIAN8-BASH-351556
Disclosed
23 Jan, 2017
Published
23 Jan, 2017