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CVE-2018-11743 Detail

Description

The init_copy function in kernel.c in mruby 1.4.1 makes initialize_copy calls for TT_ICLASS objects, which allows attackers to cause a denial of service (mrb_hash_keys uninitialized pointer and application crash) or possibly have unspecified other impact.


Metrics

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CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://github.com/mruby/mruby/commit/b64ce17852b180dfeea81cf458660be41a78974d Patch  Third Party Advisory 
https://github.com/mruby/mruby/issues/4027 Exploit  Issue Tracking  Patch  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2022/05/msg00006.html Mailing List  Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-824 Access of Uninitialized Pointer cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

4 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-11743
NVD Published Date:
06/05/2018
NVD Last Modified:
05/12/2022
Source:
MITRE