c/libxml2
1
0
Fork 0
mirror of https://gitlab.gnome.org/GNOME/libxml2 synced 2025-03-28 21:33:13 +00:00
Code Issues Packages Projects Releases Wiki Activity

parser: Fix regressions from previous commits

Browse Source 
- Fix memory leak in xmlParseNmtoken.
- Fix buffer overread after htmlParseCharDataInternal.
This commit is contained in:
Nick Wellnhofer 2023-03-18 14:44:28 +01:00
parent 9ef2a9abf3
commit 067986fa67
2 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
HTMLparser.c
View File

@ -3203,6 +3203,7 @@ htmlParseCharDataInternal(htmlParserCtxtPtr ctxt, int readahead) {
} else {
COPY_BUF(l,buf,nbchar,cur);
}
NEXTL(l);
if (nbchar >= HTML_PARSER_BIG_BUFFER_SIZE) {
buf[nbchar] = 0;
@ -3228,7 +3229,6 @@ htmlParseCharDataInternal(htmlParserCtxtPtr ctxt, int readahead) {
nbchar = 0;
SHRINK;
}
NEXTL(l);
cur = CUR_CHAR(l);
}
if (ctxt->instate == XML_PARSER_EOF)

4
parser.c
View File

@ -3683,8 +3683,10 @@ xmlParseNmtoken(xmlParserCtxtPtr ctxt) {
c = CUR_CHAR(l);
}
buffer[len] = 0;
if (ctxt->instate == XML_PARSER_EOF)
if (ctxt->instate == XML_PARSER_EOF) {
xmlFree(buffer);
return(NULL);
}
return(buffer);
}
}