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  1. RHEL
  2. RHEL-35823

Rsyslog run into segfault when ControlCharacterEscapePrefix is set.

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    • Critical
    • Regression
    • rhel-sst-security-special-projects
    • ssg_security
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    • Red Hat Enterprise Linux
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      What were you trying to do that didn't work?

      Rsyslog crashed when `$ControlCharacterEscapePrefix` is set.

      Please provide the package NVR for which bug is seen:

      rsyslog-8.2310.0-4.el9.x86_64
      and
      upstream

      How reproducible:

      100%

      Steps to reproduce

      1. Fresh install RHEL9
      2. Update the rsyslog to rsyslog-8.2310.0-4.el9.x86_64
      3. Set the following directives to /etc/rsyslog.conf
      $ControlCharacterEscapePrefix #

      Expected results

      Rsyslog should not crash.

      Actual results

      Crashed.

              rh-ee-alakatos Attila Lakatos
              rhn-support-qguo Qi Guo
              Attila Lakatos Attila Lakatos
              SSG Security QE SSG Security QE
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                Created:
                Updated: