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Noah Misch d95ebe0ac3 Fix buffer overrun after incomplete read in pullf_read_max().
Most callers pass a stack buffer.  The ensuing stack smash can crash the
server, and we have not ruled out the viability of attacks that lead to
privilege escalation.  Back-patch to 9.0 (all supported versions).

Marko Tiikkaja

Security: CVE-2015-0243
2015-02-02 10:00:51 -05:00
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