[Python-checkins] cpython (2.7): Issue #23055: Fixed read-past-the-end error in PyUnicode_FromFormatV.

[serhiy.storchaka]

https://hg.python.org/cpython/rev/245c9f372a34
changeset:   94400:245c9f372a34
branch:      2.7
user:        Serhiy Storchaka <storchaka at gmail.com>
date:        Sat Jan 31 01:15:29 2015 +0200
summary:
  Issue #23055: Fixed read-past-the-end error in PyUnicode_FromFormatV.

files:
  Objects/unicodeobject.c |  2 ++
  1 files changed, 2 insertions(+), 0 deletions(-)


diff --git a/Objects/unicodeobject.c b/Objects/unicodeobject.c
--- a/Objects/unicodeobject.c
+++ b/Objects/unicodeobject.c
@@ -738,6 +738,8 @@
              f++;
              while (*f && *f != '%' && !isalpha((unsigned)*f))
                  f++;
+             if (!*f)
+                 break;
              if (*f == 's' || *f=='S' || *f=='R')
                  ++callcount;
          }

-- 
Repository URL: https://hg.python.org/cpython