Date: Mon, 10 May 1999 11:09:41 -0700 (PDT) From: Don Lewis <truckman@FreeBSD.org> To: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/kern uipc_usrreq.c Message-ID: <199905101809.LAA28740@freefall.freebsd.org>
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truckman 1999/05/10 11:09:41 PDT
Modified files:
sys/kern uipc_usrreq.c
Log:
Fix descriptor leak provoked by KKIS.05051999.003b exploit code.
unp_internalize() takes a reference to the descriptor. If the send
fails after unp_internalize(), the control mbuf would be freed ophaning
the reference.
Tested in -CURRENT by: Pierre Beyssac <beyssac@enst.fr>
Revision Changes Path
1.44 +4 -1 src/sys/kern/uipc_usrreq.c
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