diff options
Diffstat (limited to 'sys-devel/gettext/files/gettext-0.21-CVE-2020-12825.patch')
| -rw-r--r-- | sys-devel/gettext/files/gettext-0.21-CVE-2020-12825.patch | 335 |
1 files changed, 335 insertions, 0 deletions
diff --git a/sys-devel/gettext/files/gettext-0.21-CVE-2020-12825.patch b/sys-devel/gettext/files/gettext-0.21-CVE-2020-12825.patch new file mode 100644 index 000000000000..6b4c463b4118 --- /dev/null +++ b/sys-devel/gettext/files/gettext-0.21-CVE-2020-12825.patch @@ -0,0 +1,335 @@ +https://gitlab.gnome.org/GNOME/gnome-shell/-/commit/44cbd1e718d6a08e59b9300280c340218a84e089 + +--- a/libtextstyle/gnulib-local/lib/libcroco/cr-parser.c ++++ b/libtextstyle/gnulib-local/lib/libcroco/cr-parser.c +@@ -146,6 +146,8 @@ struct _CRParserPriv { + + #define CHARS_TAB_SIZE 12 + ++#define RECURSIVE_CALLERS_LIMIT 100 ++ + /** + * IS_NUM: + *@a_char: the char to test. +@@ -354,9 +356,11 @@ static enum CRStatus cr_parser_parse_selector_core (CRParser * a_this); + + static enum CRStatus cr_parser_parse_declaration_core (CRParser * a_this); + +-static enum CRStatus cr_parser_parse_any_core (CRParser * a_this); ++static enum CRStatus cr_parser_parse_any_core (CRParser * a_this, ++ guint n_calls); + +-static enum CRStatus cr_parser_parse_block_core (CRParser * a_this); ++static enum CRStatus cr_parser_parse_block_core (CRParser * a_this, ++ guint n_calls); + + static enum CRStatus cr_parser_parse_value_core (CRParser * a_this); + +@@ -794,7 +798,7 @@ cr_parser_parse_atrule_core (CRParser * a_this) + cr_parser_try_to_skip_spaces_and_comments (a_this); + + do { +- status = cr_parser_parse_any_core (a_this); ++ status = cr_parser_parse_any_core (a_this, 0); + } while (status == CR_OK); + + status = cr_tknzr_get_next_token (PRIVATE (a_this)->tknzr, +@@ -805,7 +809,7 @@ cr_parser_parse_atrule_core (CRParser * a_this) + cr_tknzr_unget_token (PRIVATE (a_this)->tknzr, + token); + token = NULL; +- status = cr_parser_parse_block_core (a_this); ++ status = cr_parser_parse_block_core (a_this, 0); + CHECK_PARSING_STATUS (status, + FALSE); + goto done; +@@ -940,11 +944,11 @@ cr_parser_parse_selector_core (CRParser * a_this) + + RECORD_INITIAL_POS (a_this, &init_pos); + +- status = cr_parser_parse_any_core (a_this); ++ status = cr_parser_parse_any_core (a_this, 0); + CHECK_PARSING_STATUS (status, FALSE); + + do { +- status = cr_parser_parse_any_core (a_this); ++ status = cr_parser_parse_any_core (a_this, 0); + + } while (status == CR_OK); + +@@ -966,10 +970,12 @@ cr_parser_parse_selector_core (CRParser * a_this) + *in chapter 4.1 of the css2 spec. + *block ::= '{' S* [ any | block | ATKEYWORD S* | ';' ]* '}' S*; + *@param a_this the current instance of #CRParser. ++ *@param n_calls used to limit recursion depth + *FIXME: code this function. + */ + static enum CRStatus +-cr_parser_parse_block_core (CRParser * a_this) ++cr_parser_parse_block_core (CRParser * a_this, ++ guint n_calls) + { + CRToken *token = NULL; + CRInputPos init_pos; +@@ -977,6 +983,9 @@ cr_parser_parse_block_core (CRParser * a_this) + + g_return_val_if_fail (a_this && PRIVATE (a_this), CR_BAD_PARAM_ERROR); + ++ if (n_calls > RECURSIVE_CALLERS_LIMIT) ++ return CR_ERROR; ++ + RECORD_INITIAL_POS (a_this, &init_pos); + + status = cr_tknzr_get_next_token (PRIVATE (a_this)->tknzr, &token); +@@ -1006,13 +1015,13 @@ cr_parser_parse_block_core (CRParser * a_this) + } else if (token->type == CBO_TK) { + cr_tknzr_unget_token (PRIVATE (a_this)->tknzr, token); + token = NULL; +- status = cr_parser_parse_block_core (a_this); ++ status = cr_parser_parse_block_core (a_this, n_calls + 1); + CHECK_PARSING_STATUS (status, FALSE); + goto parse_block_content; + } else { + cr_tknzr_unget_token (PRIVATE (a_this)->tknzr, token); + token = NULL; +- status = cr_parser_parse_any_core (a_this); ++ status = cr_parser_parse_any_core (a_this, n_calls + 1); + CHECK_PARSING_STATUS (status, FALSE); + goto parse_block_content; + } +@@ -1119,7 +1128,7 @@ cr_parser_parse_value_core (CRParser * a_this) + status = cr_tknzr_unget_token (PRIVATE (a_this)->tknzr, + token); + token = NULL; +- status = cr_parser_parse_block_core (a_this); ++ status = cr_parser_parse_block_core (a_this, 0); + CHECK_PARSING_STATUS (status, FALSE); + ref++; + goto continue_parsing; +@@ -1133,7 +1142,7 @@ cr_parser_parse_value_core (CRParser * a_this) + status = cr_tknzr_unget_token (PRIVATE (a_this)->tknzr, + token); + token = NULL; +- status = cr_parser_parse_any_core (a_this); ++ status = cr_parser_parse_any_core (a_this, 0); + if (status == CR_OK) { + ref++; + goto continue_parsing; +@@ -1172,10 +1181,12 @@ cr_parser_parse_value_core (CRParser * a_this) + * | FUNCTION | DASHMATCH | '(' any* ')' | '[' any* ']' ] S*; + * + *@param a_this the current instance of #CRParser. ++ *@param n_calls used to limit recursion depth + *@return CR_OK upon successfull completion, an error code otherwise. + */ + static enum CRStatus +-cr_parser_parse_any_core (CRParser * a_this) ++cr_parser_parse_any_core (CRParser * a_this, ++ guint n_calls) + { + CRToken *token1 = NULL, + *token2 = NULL; +@@ -1184,6 +1195,9 @@ cr_parser_parse_any_core (CRParser * a_this) + + g_return_val_if_fail (a_this, CR_BAD_PARAM_ERROR); + ++ if (n_calls > RECURSIVE_CALLERS_LIMIT) ++ return CR_ERROR; ++ + RECORD_INITIAL_POS (a_this, &init_pos); + + status = cr_tknzr_get_next_token (PRIVATE (a_this)->tknzr, &token1); +@@ -1222,7 +1236,7 @@ cr_parser_parse_any_core (CRParser * a_this) + *We consider parameter as being an "any*" production. + */ + do { +- status = cr_parser_parse_any_core (a_this); ++ status = cr_parser_parse_any_core (a_this, n_calls + 1); + } while (status == CR_OK); + + ENSURE_PARSING_COND (status == CR_PARSING_ERROR); +@@ -1247,7 +1261,7 @@ cr_parser_parse_any_core (CRParser * a_this) + } + + do { +- status = cr_parser_parse_any_core (a_this); ++ status = cr_parser_parse_any_core (a_this, n_calls + 1); + } while (status == CR_OK); + + ENSURE_PARSING_COND (status == CR_PARSING_ERROR); +@@ -1275,7 +1289,7 @@ cr_parser_parse_any_core (CRParser * a_this) + } + + do { +- status = cr_parser_parse_any_core (a_this); ++ status = cr_parser_parse_any_core (a_this, n_calls + 1); + } while (status == CR_OK); + + ENSURE_PARSING_COND (status == CR_PARSING_ERROR); +--- a/libtextstyle/lib/libcroco/cr-parser.c ++++ b/libtextstyle/lib/libcroco/cr-parser.c +@@ -146,6 +146,8 @@ struct _CRParserPriv { + + #define CHARS_TAB_SIZE 12 + ++#define RECURSIVE_CALLERS_LIMIT 100 ++ + /** + * IS_NUM: + *@a_char: the char to test. +@@ -354,9 +356,11 @@ static enum CRStatus cr_parser_parse_selector_core (CRParser * a_this); + + static enum CRStatus cr_parser_parse_declaration_core (CRParser * a_this); + +-static enum CRStatus cr_parser_parse_any_core (CRParser * a_this); ++static enum CRStatus cr_parser_parse_any_core (CRParser * a_this, ++ guint n_calls); + +-static enum CRStatus cr_parser_parse_block_core (CRParser * a_this); ++static enum CRStatus cr_parser_parse_block_core (CRParser * a_this, ++ guint n_calls); + + static enum CRStatus cr_parser_parse_value_core (CRParser * a_this); + +@@ -794,7 +798,7 @@ cr_parser_parse_atrule_core (CRParser * a_this) + cr_parser_try_to_skip_spaces_and_comments (a_this); + + do { +- status = cr_parser_parse_any_core (a_this); ++ status = cr_parser_parse_any_core (a_this, 0); + } while (status == CR_OK); + + status = cr_tknzr_get_next_token (PRIVATE (a_this)->tknzr, +@@ -805,7 +809,7 @@ cr_parser_parse_atrule_core (CRParser * a_this) + cr_tknzr_unget_token (PRIVATE (a_this)->tknzr, + token); + token = NULL; +- status = cr_parser_parse_block_core (a_this); ++ status = cr_parser_parse_block_core (a_this, 0); + CHECK_PARSING_STATUS (status, + FALSE); + goto done; +@@ -940,11 +944,11 @@ cr_parser_parse_selector_core (CRParser * a_this) + + RECORD_INITIAL_POS (a_this, &init_pos); + +- status = cr_parser_parse_any_core (a_this); ++ status = cr_parser_parse_any_core (a_this, 0); + CHECK_PARSING_STATUS (status, FALSE); + + do { +- status = cr_parser_parse_any_core (a_this); ++ status = cr_parser_parse_any_core (a_this, 0); + + } while (status == CR_OK); + +@@ -966,10 +970,12 @@ cr_parser_parse_selector_core (CRParser * a_this) + *in chapter 4.1 of the css2 spec. + *block ::= '{' S* [ any | block | ATKEYWORD S* | ';' ]* '}' S*; + *@param a_this the current instance of #CRParser. ++ *@param n_calls used to limit recursion depth + *FIXME: code this function. + */ + static enum CRStatus +-cr_parser_parse_block_core (CRParser * a_this) ++cr_parser_parse_block_core (CRParser * a_this, ++ guint n_calls) + { + CRToken *token = NULL; + CRInputPos init_pos; +@@ -977,6 +983,9 @@ cr_parser_parse_block_core (CRParser * a_this) + + g_return_val_if_fail (a_this && PRIVATE (a_this), CR_BAD_PARAM_ERROR); + ++ if (n_calls > RECURSIVE_CALLERS_LIMIT) ++ return CR_ERROR; ++ + RECORD_INITIAL_POS (a_this, &init_pos); + + status = cr_tknzr_get_next_token (PRIVATE (a_this)->tknzr, &token); +@@ -1006,13 +1015,13 @@ cr_parser_parse_block_core (CRParser * a_this) + } else if (token->type == CBO_TK) { + cr_tknzr_unget_token (PRIVATE (a_this)->tknzr, token); + token = NULL; +- status = cr_parser_parse_block_core (a_this); ++ status = cr_parser_parse_block_core (a_this, n_calls + 1); + CHECK_PARSING_STATUS (status, FALSE); + goto parse_block_content; + } else { + cr_tknzr_unget_token (PRIVATE (a_this)->tknzr, token); + token = NULL; +- status = cr_parser_parse_any_core (a_this); ++ status = cr_parser_parse_any_core (a_this, n_calls + 1); + CHECK_PARSING_STATUS (status, FALSE); + goto parse_block_content; + } +@@ -1119,7 +1128,7 @@ cr_parser_parse_value_core (CRParser * a_this) + status = cr_tknzr_unget_token (PRIVATE (a_this)->tknzr, + token); + token = NULL; +- status = cr_parser_parse_block_core (a_this); ++ status = cr_parser_parse_block_core (a_this, 0); + CHECK_PARSING_STATUS (status, FALSE); + ref++; + goto continue_parsing; +@@ -1133,7 +1142,7 @@ cr_parser_parse_value_core (CRParser * a_this) + status = cr_tknzr_unget_token (PRIVATE (a_this)->tknzr, + token); + token = NULL; +- status = cr_parser_parse_any_core (a_this); ++ status = cr_parser_parse_any_core (a_this, 0); + if (status == CR_OK) { + ref++; + goto continue_parsing; +@@ -1172,10 +1181,12 @@ cr_parser_parse_value_core (CRParser * a_this) + * | FUNCTION | DASHMATCH | '(' any* ')' | '[' any* ']' ] S*; + * + *@param a_this the current instance of #CRParser. ++ *@param n_calls used to limit recursion depth + *@return CR_OK upon successfull completion, an error code otherwise. + */ + static enum CRStatus +-cr_parser_parse_any_core (CRParser * a_this) ++cr_parser_parse_any_core (CRParser * a_this, ++ guint n_calls) + { + CRToken *token1 = NULL, + *token2 = NULL; +@@ -1184,6 +1195,9 @@ cr_parser_parse_any_core (CRParser * a_this) + + g_return_val_if_fail (a_this, CR_BAD_PARAM_ERROR); + ++ if (n_calls > RECURSIVE_CALLERS_LIMIT) ++ return CR_ERROR; ++ + RECORD_INITIAL_POS (a_this, &init_pos); + + status = cr_tknzr_get_next_token (PRIVATE (a_this)->tknzr, &token1); +@@ -1222,7 +1236,7 @@ cr_parser_parse_any_core (CRParser * a_this) + *We consider parameter as being an "any*" production. + */ + do { +- status = cr_parser_parse_any_core (a_this); ++ status = cr_parser_parse_any_core (a_this, n_calls + 1); + } while (status == CR_OK); + + ENSURE_PARSING_COND (status == CR_PARSING_ERROR); +@@ -1247,7 +1261,7 @@ cr_parser_parse_any_core (CRParser * a_this) + } + + do { +- status = cr_parser_parse_any_core (a_this); ++ status = cr_parser_parse_any_core (a_this, n_calls + 1); + } while (status == CR_OK); + + ENSURE_PARSING_COND (status == CR_PARSING_ERROR); +@@ -1275,7 +1289,7 @@ cr_parser_parse_any_core (CRParser * a_this) + } + + do { +- status = cr_parser_parse_any_core (a_this); ++ status = cr_parser_parse_any_core (a_this, n_calls + 1); + } while (status == CR_OK); + + ENSURE_PARSING_COND (status == CR_PARSING_ERROR); + |