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| author | jan.nijtmans <nijtmans@users.sourceforge.net> | 2012-01-21 08:20:04 (GMT) |
|---|---|---|
| committer | jan.nijtmans <nijtmans@users.sourceforge.net> | 2012-01-21 08:20:04 (GMT) |
| commit | 575c4b7e017b102778b8be9e2f6211cfeaff731e (patch) | |
| tree | 2be3b592243d10acc926c65afe7f7d61e9974000 /generic/tclCmdMZ.c | |
| parent | bf96173904e2e0d289576e5e1ba2f1dfb1b90194 (diff) | |
| parent | 1fee70e19851cf0cd15e831a21a558dc898045d7 (diff) | |
| download | tcl-575c4b7e017b102778b8be9e2f6211cfeaff731e.zip tcl-575c4b7e017b102778b8be9e2f6211cfeaff731e.tar.gz tcl-575c4b7e017b102778b8be9e2f6211cfeaff731e.tar.bz2 | |
Prevent buffer read overflow. Thanks to "sebres" for the report and fix
Diffstat (limited to 'generic/tclCmdMZ.c')
| -rw-r--r-- | generic/tclCmdMZ.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/generic/tclCmdMZ.c b/generic/tclCmdMZ.c index e7c7152..e159f67 100644 --- a/generic/tclCmdMZ.c +++ b/generic/tclCmdMZ.c @@ -282,7 +282,7 @@ Tcl_RegexpObjCmd( * start of the string unless the previous character is a newline. */ - if ((offset == 0) || ((offset > 0) && + if ((offset == 0) || ((offset > 0) && (offset < stringLength) && (Tcl_GetUniChar(objPtr, offset-1) == (Tcl_UniChar) '\n'))) { eflags = 0; } else { |