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Ubuntu: (Multiple Advisories) (CVE-2013-2207): GNU C Library regression

Severity CVSS Published Added Modified
3 (AV:L/AC:H/Au:N/C:P/I:P/A:N) October 09, 2013 May 27, 2016 April 25, 2018

Description

pt_chown in GNU C Library (aka glibc or libc6) before 2.18 does not properly check permissions for tty files, which allows local users to change the permission on the files and obtain access to arbitrary pseudo-terminals by leveraging a FUSE file system.

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References

Solution

ubuntu-upgrade-libc-bin