diff options
author | mame <mame@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-12-22 15:18:12 +0000 |
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committer | mame <mame@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-12-22 15:18:12 +0000 |
commit | 41da4d16b0bbfa12827ac772c28bf43b0b655140 (patch) | |
tree | a12e4d262e3a4bacec7f32ab34aa283b58847658 /sprintf.c | |
parent | 8f79efe0becb0ca996bc9affe2476b616f91fcde (diff) |
* sprintf.c (rb_str_format): fix buffer overflow.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20921 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'sprintf.c')
-rw-r--r-- | sprintf.c | 4 |
1 files changed, 2 insertions, 2 deletions
@@ -979,8 +979,8 @@ rb_str_format(int argc, const VALUE *argv, VALUE fmt) if ((flags & FWIDTH) && need < width) need = width; - CHECK(need); - snprintf(&buf[blen], need, "%*s", need, ""); + CHECK(need + 1); + snprintf(&buf[blen], need + 1, "%*s", need, ""); if (flags & FMINUS) { if (!isnan(fval) && fval < 0.0) buf[blen++] = '-'; |