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putty (0.67-3+deb9u1) stretch-security; urgency=high
* Backport security fixes from 0.71:
- In random_add_noise, put the hashed noise into the pool, not the raw
noise.
- New facility for removing pending toplevel callbacks.
- CVE-2019-9898: Fix one-byte buffer overrun in random_add_noise().
- uxnet: clean up callbacks when closing a NetSocket.
- sk_tcp_close: fix memory leak of output bufchain.
- Fix handling of bad RSA key with n=p=q=0.
- Sanity-check the 'Public-Lines' field in ppk files.
- Introduce an enum of the uxsel / select_result flags.
- CVE-2019-9895: Switch to using poll(2) in place of select(2).
- CVE-2019-9894: RSA kex: enforce the minimum key length.
- CVE-2019-9897: Fix crash on ESC#6 + combining chars + GTK + odd-width
terminal.
- CVE-2019-9897: Limit the number of combining chars per terminal cell.
- minibidi: fix read past end of line in rule W5.
- CVE-2019-9897: Fix crash printing a width-2 char in a width-1
terminal.
-- Colin Watson <email address hidden> Tue, 02 Apr 2019 19:32:53 +0100
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