PuTTY bug win-plink-downstream-startup-crash

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summary: Windows Plink crashes on startup if it's a connection-sharing downstream
class: bug: This is clearly an actual problem we want fixed.
difficulty: fun: Just needs tuits, and not many of them.
priority: high: This should be fixed in the next release.
present-in: 0.72
fixed-in: 0.73 8b87d80a8483c82f4e1479e45d26e103ab853154

If Windows Plink tries to use an SSH connection that another PuTTY or Plink process has already set up, then it crashes with an illegal memory access at the point when it tries to print the message "Reusing a shared connection to this server".

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Audit trail for this bug.

(last revision of this bug record was at 2019-09-29 14:15:26 +0100)