Vulnerability CVE-2017-9527
Published: 2017-06-11

Description:
The mark_context_stack function in gc.c in mruby through 1.2.0 allows attackers to cause a denial of service (heap-based use-after-free and application crash) or possibly have unspecified other impact via a crafted .rb file.

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Mruby project -> Mruby 

 References:
https://github.com/mruby/mruby/commit/5c114c91d4ff31859fcd84cf8bf349b737b90d99
https://github.com/mruby/mruby/issues/3486
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