Hi! We are pleased to release Pigeonhole release v0.5.7.2 Tarball is available at https://pigeonhole.dovecot.org/releases/2.3/dovecot-2.3-pigeonhole-0.5.7.2.t... https://pigeonhole.dovecot.org/releases/2.3/dovecot-2.3-pigeonhole-0.5.7.2.t... Binary packages are available at https://repo.dovecot.org/ Changes ------- * CVE-2019-11500: ManageSieve protocol parser does not properly handle NUL byte   when scanning data in quoted strings, leading to out of bounds heap   memory writes. Found by Nick Roessler and Rafi Rubin. --- Aki Tuomi Open-Xchange oy