CVE catalog

CVE-2018-12249

mruby: CVE-2018-12249

[CVE catalog]

Severity
Medium
Published
Source
[NVD] · [CVE record]
EPSS
2.09% · Oct 25, 2026

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.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

DistributionPackageReleaseVersionStatus
Debianmrubysid4.0.0-1fixed
Debianmrubyforky4.0.0-1fixed
Debianmrubytrixie3.3.0-1fixed
Debianmrubybookworm3.1.0-3fixed

Fixed-version evidence

DistributionPackageTypeReleaseFixed versionUrgencyOriginBugs
Debianmrubysourcesid1.4.1+20180622+git640fca32-1not yet assignedNot reported[901652]
Debianmrubysourceforky1.4.1+20180622+git640fca32-1not yet assignedNot reported[901652]
Debianmrubysourcetrixie1.4.1+20180622+git640fca32-1not yet assignedNot reported[901652]
Debianmrubysourcebookworm1.4.1+20180622+git640fca32-1not yet assignedNot reported[901652]

[Debian bug #901652]

OpenFactory catalog packages

[Debian 12 (Bookworm)]

  • Source package: [mruby]

    Details (2)
    • 3.1.0-3 · amd64 · bookworm

      Fixed · Fixed: 1.4.1+20180622+git640fca32-1

      dsa · mruby · debian · bookworm; dsa · mruby · debian · 12

    • 3.1.0-3 · arm64 · bookworm

      Fixed · Fixed: 1.4.1+20180622+git640fca32-1

      dsa · mruby · debian · bookworm; dsa · mruby · debian · 12

  • [mruby]Fixed
    Details (2)
    • 3.1.0-3 · amd64 · bookworm

      Fixed · Fixed: 1.4.1+20180622+git640fca32-1

      dsa · mruby · debian · bookworm; dsa · mruby · debian · 12

    • 3.1.0-3 · arm64 · bookworm

      Fixed · Fixed: 1.4.1+20180622+git640fca32-1

      dsa · mruby · debian · bookworm; dsa · mruby · debian · 12

[Debian 13 (Trixie)]

  • Source package: [mruby]

    Details (2)
    • 3.3.0-1 · amd64 · trixie

      Fixed · Fixed: 1.4.1+20180622+git640fca32-1

      dsa · mruby · debian · 13

    • 3.3.0-1+b1 · arm64 · trixie

      Fixed · Fixed: 1.4.1+20180622+git640fca32-1

      dsa · mruby · debian · 13

  • [mruby]Fixed

    Source package: [mruby]

    Details (2)
    • 3.3.0-1 · amd64 · trixie

      Fixed · Fixed: 1.4.1+20180622+git640fca32-1

      dsa · mruby · debian · 13

    • 3.3.0-1+b1 · arm64 · trixie

      Fixed · Fixed: 1.4.1+20180622+git640fca32-1

      dsa · mruby · debian · 13

Observed:

References