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CVE-2018-7548 - log back

CVE-2018-7548 created at 25 Sep 2019 19:31:40
Severity	+ Medium
Remote	+ Local
Type	+ Denial of service
Description	+ In subst.c in zsh through 5.4.2, there is a NULL pointer dereference when using ${(PA)...} on an empty array result.
References	+ https://sourceforge.net/p/zsh/code/ci/110b13e1090bc31ac1352b28adc2d02b6d25a102
Notes