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Ubuntu: Security Advisory for util-linux (USN-4512-1)
Information
Severity
Severity
High
Family
Family
Ubuntu Local Security Checks
CVSSv2 Base
CVSSv2 Base
7.2
CVSSv2 Vector
CVSSv2 Vector
AV:L/AC:L/Au:N/C:C/I:C/A:C
Solution Type
Solution Type
Vendor Patch
Created
Created
3 years ago
Modified
Modified
3 years ago
Summary
The remote host is missing an update for the 'util-linux' package(s) announced via the USN-4512-1 advisory.
Insight
Insight
It was discovered that the umount bash completion script shipped in util-linux incorrectly handled certain mountpoints. If a local attacker were able to create arbitrary mountpoints, another user could be tricked into executing arbitrary code when attempting to run the umount command with bash completion.
Affected Software
Affected Software
'util-linux' package(s) on Ubuntu 18.04 LTS.
Detection Method
Detection Method
Checks if a vulnerable package version is present on the target host.
Solution
Solution
Please install the updated package(s).