In versions of mruby up to and including 1.4.0, an integer overflow exists in src/vm.c::mrb_vm_exec() when handling OP_GETUPVAR in the presence of deep scope nesting, resulting in a use-after-free. An attacker that can cause Ruby code to be run can use this to possibly execute arbitrary code.
Advisories
Source ID Title
Debian DLA Debian DLA DLA-2996-1 mruby security update
EUVD EUVD EUVD-2018-2267 In versions of mruby up to and including 1.4.0, an integer overflow exists in src/vm.c::mrb_vm_exec() when handling OP_GETUPVAR in the presence of deep scope nesting, resulting in a use-after-free. An attacker that can cause Ruby code to be run can use this to possibly execute arbitrary code.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-05T07:32:01.632Z

Reserved: 2018-04-17T00:00:00

Link: CVE-2018-10191

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2018-04-17T21:29:00.233

Modified: 2024-11-21T03:40:59.067

Link: CVE-2018-10191

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.