NULL Pointer Dereference in mruby Affecting BasicObject Support
CVE-2018-12249

7.5HIGH

Key Information:

Vendor

Mruby

Status
Mruby
Vendor
CVE Published:
12 June 2018

What is CVE-2018-12249?

A vulnerability exists in mruby version 1.4.1, where a NULL pointer dereference is triggered within the 'mrb_class_real' function. This issue arises from inadequate support for 'class BasicObject' in the 'class.c' file. If exploited, this flaw could lead to application crashes or unexpected behavior, emphasizing the need for proper handling of the BasicObject class within the mruby environment. Users are urged to update their installations and review patches related to this issue.

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.

Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.

Deploy the Patch

References

https://github.com/mruby/mruby/issues/4037
x_refsource_MISC
https://github.com/mruby/mruby/commit/faa4eaf6803bd11669b...
x_refsource_MISC
https://lists.debian.org/debian-lts-announce/2022/05/msg0...
mailing-listx_refsource_MLIST

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
.