D7597: dirs: fix out-of-bounds access in Py3

martinvonz (Martin von Zweigbergk) phabricator at mercurial-scm.org
Wed Dec 11 06:54:53 EST 2019


Closed by commit rHGa47ccdcce4f9: dirs: fix out-of-bounds access in Py3 (authored by martinvonz).
This revision was automatically updated to reflect the committed changes.

REPOSITORY
  rHG Mercurial

CHANGES SINCE LAST UPDATE
  https://phab.mercurial-scm.org/D7597?vs=18591&id=18602

CHANGES SINCE LAST ACTION
  https://phab.mercurial-scm.org/D7597/new/

REVISION DETAIL
  https://phab.mercurial-scm.org/D7597

AFFECTED FILES
  mercurial/cext/dirs.c

CHANGE DETAILS

diff --git a/mercurial/cext/dirs.c b/mercurial/cext/dirs.c
--- a/mercurial/cext/dirs.c
+++ b/mercurial/cext/dirs.c
@@ -14,7 +14,7 @@
 #include "util.h"
 
 #ifdef IS_PY3K
-#define PYLONG_VALUE(o) ((PyLongObject *)o)->ob_digit[1]
+#define PYLONG_VALUE(o) ((PyLongObject *)o)->ob_digit[0]
 #else
 #define PYLONG_VALUE(o) PyInt_AS_LONG(o)
 #endif



To: martinvonz, #hg-reviewers, spectral, pulkit
Cc: mercurial-devel


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