What is the severity of CVE-2018-12249?

The severity of CVE-2018-12249 is high, with a severity keyword of 'high' and a severity value of 7.5.

What is the affected software for CVE-2018-12249?

The affected software for CVE-2018-12249 is Mruby 1.4.1 and Debian Debian Linux 9.0.

How can I fix CVE-2018-12249?

To fix CVE-2018-12249, it is recommended to update to a version of mruby that includes the fix or apply the relevant patch provided by the vendor.

Where can I find more information about CVE-2018-12249?

More information about CVE-2018-12249 can be found in the references: [GitHub Commit](https://github.com/mruby/mruby/commit/faa4eaf6803bd11669bc324b4c34e7162286bfa3), [GitHub Issue](https://github.com/mruby/mruby/issues/4037), [Debian LTS Announcement](https://lists.debian.org/debian-lts-announce/2022/05/msg00006.html).

Vulnerability/
CVE-2018-12249

high

7.5

CWE

476

12/6/2018

5/8/2024

CVE-2018-12249: Null Pointer Dereference

First published: Tue Jun 12 2018(Updated: )

An issue was discovered in mruby 1.4.1. There is a NULL pointer dereference in mrb_class_real because "class BasicObject" is not properly supported in class.c.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Mruby Mruby	=1.4.1
Debian Debian Linux	=9.0

Remedy

https://github.com/mruby/mruby/commit/faa4eaf6803bd11669bc324b4c34e7162286bfa3

Never miss a vulnerability like this again

Reference Links

Frequently Asked Questions

What is the severity of CVE-2018-12249?
The severity of CVE-2018-12249 is high, with a severity keyword of 'high' and a severity value of 7.5.
What is the affected software for CVE-2018-12249?
The affected software for CVE-2018-12249 is Mruby 1.4.1 and Debian Debian Linux 9.0.
What is the description of CVE-2018-12249?
CVE-2018-12249 is an issue discovered in mruby 1.4.1 where there is a NULL pointer dereference in mrb_class_real due to improper support for 'class BasicObject' in class.c.
How can I fix CVE-2018-12249?
To fix CVE-2018-12249, it is recommended to update to a version of mruby that includes the fix or apply the relevant patch provided by the vendor.
Where can I find more information about CVE-2018-12249?
More information about CVE-2018-12249 can be found in the references: [GitHub Commit](https://github.com/mruby/mruby/commit/faa4eaf6803bd11669bc324b4c34e7162286bfa3), [GitHub Issue](https://github.com/mruby/mruby/issues/4037), [Debian LTS Announcement](https://lists.debian.org/debian-lts-announce/2022/05/msg00006.html).

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version/mruby mruby/1.4.1
vendor/debian
canonical/debian debian linux
version/debian debian linux/9.0

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