Module: kamailio Branch: master Commit: 17a2eec2a8e47939782c1352ddb0fa4d3e73f9d8 URL: https://github.com/kamailio/kamailio/commit/17a2eec2a8e47939782c1352ddb0fa4d...

Author: Daniel-Constantin Mierla miconda@gmail.com Committer: Daniel-Constantin Mierla miconda@gmail.com Date: 2021-09-09T09:05:54+02:00

core: parse_to_param() check for end of data on escape or start of value

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Modified: src/core/parser/parse_addr_spec.c

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Diff: https://github.com/kamailio/kamailio/commit/17a2eec2a8e47939782c1352ddb0fa4d... Patch: https://github.com/kamailio/kamailio/commit/17a2eec2a8e47939782c1352ddb0fa4d...

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diff --git a/src/core/parser/parse_addr_spec.c b/src/core/parser/parse_addr_spec.c index 0b8cddc8e2..99138dcaf4 100644 --- a/src/core/parser/parse_addr_spec.c +++ b/src/core/parser/parse_addr_spec.c @@ -225,6 +225,12 @@ static char *parse_to_param(char *const buffer, const char *const end, case '\': switch(status) { case PARA_VALUE_QUOTED: + if(tmp+1>=end) { + LM_ERR("unexpected end of data in status %d - start: %p" + " - end: %p - crt: %p\n", + status, buffer, end , tmp); + goto error; + } switch(*(tmp + 1)) { case '\r': case '\n': @@ -241,6 +247,12 @@ static char *parse_to_param(char *const buffer, const char *const end, case '"': switch(status) { case S_PARA_VALUE: + if(tmp+1>=end) { + LM_ERR("unexpected end of data in status %d - start: %p" + " - end: %p - crt: %p\n", + status, buffer, end , tmp); + goto error; + } param->value.s = tmp + 1; status = PARA_VALUE_QUOTED; break;