Fedora 33: 2021-e8cab459ab Critical: cflow Use After Free Fix

GNU cflow analyzes a collection of C source files and prints a graph,

charting control flow within the program.

GNU cflow is able to produce both direct and inverted flowgraphs for C

sources. Optionally a cross-reference listing can be generated. Two

output formats are implemented: POSIX and GNU (extended).

Fix a use after free problem

* Sat May 22 2021 Terje Rosten - 1.6-8

- Fix use after free issue

* Tue Jan 26 2021 Fedora Release Engineering - 1.6-7

- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild

[ 1 ] Bug #1962214 - CVE-2020-23856 cflow: use-after-free in call() in src/parser.c [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1962214

su -c 'dnf upgrade --advisory FEDORA-2021-e8cab459ab' at the command

line. For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

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