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| author | dkf <dkf@noemail.net> | 2009-10-17 22:35:57 (GMT) |
|---|---|---|
| committer | dkf <dkf@noemail.net> | 2009-10-17 22:35:57 (GMT) |
| commit | d2ff7e38aceaf1b35515ef8f18d2cda7d0034cbe (patch) | |
| tree | 3b20f9da036fc4ea0a45e81d762efb0f84c787bb /generic/tclTrace.c | |
| parent | 9890bb03e7b798e74d77b195f1faa8c2e2cd4fea (diff) | |
| download | tcl-d2ff7e38aceaf1b35515ef8f18d2cda7d0034cbe.zip tcl-d2ff7e38aceaf1b35515ef8f18d2cda7d0034cbe.tar.gz tcl-d2ff7e38aceaf1b35515ef8f18d2cda7d0034cbe.tar.bz2 | |
Fix [Bug 2629338]: Stop evil unset traces from accessing freed memory.
FossilOrigin-Name: 3164b694cde7cb01dafc6be7fd7ec8d764f61052
Diffstat (limited to 'generic/tclTrace.c')
| -rw-r--r-- | generic/tclTrace.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/generic/tclTrace.c b/generic/tclTrace.c index bc6d289..346defc 100644 --- a/generic/tclTrace.c +++ b/generic/tclTrace.c @@ -11,7 +11,7 @@ * See the file "license.terms" for information on usage and redistribution of * this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tclTrace.c,v 1.47.2.1 2008/10/08 14:52:39 dgp Exp $ + * RCS: @(#) $Id: tclTrace.c,v 1.47.2.2 2009/10/17 22:35:58 dkf Exp $ */ #include "tclInt.h" @@ -2894,6 +2894,7 @@ Tcl_UntraceVar2( } else { prevPtr->nextPtr = nextPtr; } + tracePtr->nextPtr = NULL; Tcl_EventuallyFree((ClientData) tracePtr, TCL_DYNAMIC); for (tracePtr = nextPtr; tracePtr != NULL; |