changeset 40741 | 959130631de3 |
parent 40707 | cc76ca9fca20 |
child 40742 | 8edca70dc951 |
--- a/mercurial/cext/revlog.c Mon Nov 26 00:15:12 2018 +0100 +++ b/mercurial/cext/revlog.c Mon Nov 26 00:21:09 2018 +0100 @@ -242,7 +242,14 @@ return (int)ret; } else { const char *data = index_deref(self, rev); - return (int)getbe32(data + 8); + int tmp = (int)getbe32(data + 8); + if (tmp < 0) { + PyErr_Format(PyExc_OverflowError, + "revlog entry size out of bound (%d)", + tmp); + return -1; + } + return tmp; } }