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| author | okan <okan> | 2014-01-24 22:38:02 +0000 |
|---|---|---|
| committer | okan <okan> | 2014-01-24 22:38:02 +0000 |
| commit | 6f103498437d2b2b9eeee66be168a1cc0144bdff (patch) | |
| tree | 861e2cbd149316b9d11da98b6e5c5daacdaa2a60 /parse.y | |
| parent | c7e2ee5dd567888f30028250a7cdbadecdad4d73 (diff) | |
| download | cwm-6f103498437d2b2b9eeee66be168a1cc0144bdff.tar.gz cwm-6f103498437d2b2b9eeee66be168a1cc0144bdff.tar.xz cwm-6f103498437d2b2b9eeee66be168a1cc0144bdff.zip | |
more range checking
Diffstat (limited to 'parse.y')
| -rw-r--r-- | parse.y | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/parse.y b/parse.y index 28c95c7..cb14dd1 100644 --- a/parse.y +++ b/parse.y @@ -116,21 +116,21 @@ main : FONTNAME STRING { conf->flags |= CONF_STICKY_GROUPS; } | BORDERWIDTH NUMBER { - if ($2 < 0) { + if ($2 < 0 || $2 > UINT_MAX) { yyerror("invalid borderwidth: %d", $2); YYERROR; } conf->bwidth = $2; } | MOVEAMOUNT NUMBER { - if ($2 < 0) { + if ($2 < 0 || $2 > INT_MAX) { yyerror("invalid movemount: %d", $2); YYERROR; } conf->mamount = $2; } | SNAPDIST NUMBER { - if ($2 < 0) { + if ($2 < 0 || $2 > INT_MAX) { yyerror("invalid snapdist: %d", $2); YYERROR; } @@ -165,7 +165,10 @@ main : FONTNAME STRING { free($3); } | GAP NUMBER NUMBER NUMBER NUMBER { - if ($2 < 0 || $3 < 0 || $4 < 0 || $5 < 0) { + if ($2 < 0 || $2 > INT_MAX || + $3 < 0 || $3 > INT_MAX || + $4 < 0 || $4 > INT_MAX || + $5 < 0 || $5 > INT_MAX) { yyerror("invalid gap: %d %d %d %d", $2, $3, $4, $5); YYERROR; |