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| author | dgp@users.sourceforge.net <dgp> | 2012-01-19 20:46:04 (GMT) |
|---|---|---|
| committer | dgp@users.sourceforge.net <dgp> | 2012-01-19 20:46:04 (GMT) |
| commit | fb3b0daec10870b51ed926460ec7a76c7077d8de (patch) | |
| tree | 403c372c2579d691321cae91bd0a08637333017c /generic/tclCmdMZ.c | |
| parent | 865dd7d8f9c04b1be16d3aee93e200d4337668ae (diff) | |
| download | tcl-fb3b0daec10870b51ed926460ec7a76c7077d8de.zip tcl-fb3b0daec10870b51ed926460ec7a76c7077d8de.tar.gz tcl-fb3b0daec10870b51ed926460ec7a76c7077d8de.tar.bz2 | |
3475667 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 ccf3bc6..27e4055 100644 --- a/generic/tclCmdMZ.c +++ b/generic/tclCmdMZ.c @@ -378,7 +378,7 @@ Tcl_RegexpObjCmd(dummy, interp, objc, objv) while (1) { match = Tcl_RegExpExecObj(interp, regExpr, objPtr, offset /* offset */, numMatchesSaved, eflags - | ((offset > 0 && + | ((offset > 0 && offset < stringLength && (Tcl_GetUniChar(objPtr,offset-1) != (Tcl_UniChar)'\n')) ? TCL_REG_NOTBOL : 0)); |