mirrors/cpython
1
0
Fork 0
mirror of https://github.com/python/cpython.git synced 2025-08-31 14:07:50 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 9

bpo-36495: Fix two out-of-bounds array reads (GH-12641)

Browse source 
Research and fix by @bradlarsen.
This commit is contained in:
Brad Larsen 2019-04-01 10:36:05 -04:00 • committed by Guido van Rossum
parent 10654c19b5
commit a4d7836239
1 changed files with 2 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

4
Python/ast.c
View file

@ -1400,7 +1400,7 @@ handle_keywordonly_args(struct compiling *c, const node *n, int start,
goto error; goto error;
asdl_seq_SET(kwonlyargs, j++, arg); asdl_seq_SET(kwonlyargs, j++, arg);
i += 1; /* the name */ i += 1; /* the name */
if (TYPE(CHILD(n, i)) == COMMA) if (i < NCH(n) && TYPE(CHILD(n, i)) == COMMA)
i += 1; /* the comma, if present */ i += 1; /* the comma, if present */
break; break;
case TYPE_COMMENT: case TYPE_COMMENT:
@ -1599,7 +1599,7 @@ ast_for_arguments(struct compiling *c, const node *n)
if (!kwarg) if (!kwarg)
return NULL; return NULL;
i += 2; /* the double star and the name */ i += 2; /* the double star and the name */
if (TYPE(CHILD(n, i)) == COMMA) if (i < NCH(n) && TYPE(CHILD(n, i)) == COMMA)
i += 1; /* the comma, if present */ i += 1; /* the comma, if present */
break; break;
case TYPE_COMMENT: case TYPE_COMMENT: