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[xmlrpc-c] Expat/xmltok: Add missing validation of encoding

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This commit is contained in:
Andrey Volk 2025-02-25 15:05:28 +03:00
parent cde827dbf2
commit 09026b496f
1 changed files with 6 additions and 2 deletions
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8
libs/xmlrpc-c/lib/expat/xmltok/xmltok_impl.c
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@ -32,7 +32,7 @@ See the file copying.txt for copying permission.
case BT_LEAD ## n: \
if (end - ptr < n) \
return XML_TOK_PARTIAL_CHAR; \
if (!IS_NAME_CHAR(enc, ptr, n)) { \
if (IS_INVALID_CHAR(enc, ptr, n) || ! IS_NAME_CHAR(enc, ptr, n)) { \
*nextTokPtr = ptr; \
return XML_TOK_INVALID; \
} \
@ -60,7 +60,7 @@ See the file copying.txt for copying permission.
case BT_LEAD ## n: \
if (end - ptr < n) \
return XML_TOK_PARTIAL_CHAR; \
if (!IS_NMSTRT_CHAR(enc, ptr, n)) { \
if (IS_INVALID_CHAR(enc, ptr, n) || ! IS_NMSTRT_CHAR(enc, ptr, n)) { \
*nextTokPtr = ptr; \
return XML_TOK_INVALID; \
} \
@ -1157,6 +1157,10 @@ int PREFIX(prologTok)(const ENCODING *enc, const char *ptr, const char *end,
case BT_LEAD ## n: \
if (end - ptr < n) \
return XML_TOK_PARTIAL_CHAR; \
if (IS_INVALID_CHAR(enc, ptr, n)) { \
*nextTokPtr = ptr; \
return XML_TOK_INVALID; \
} \
if (IS_NMSTRT_CHAR(enc, ptr, n)) { \
ptr += n; \
tok = XML_TOK_NAME; \