CVE-2021-46020

NameCVE-2021-46020
DescriptionAn untrusted pointer dereference in mrb_vm_exec() of mruby v3.0.0 can lead to a segmentation fault or application crash.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs1014968

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
mruby (PTS)bullseye2.1.2-3vulnerable
bookworm3.1.0-3fixed
sid, trixie3.3.0-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
mrubysource(unstable)3.1.0-11014968

Notes

[bullseye] - mruby <no-dsa> (Minor issue)
[buster] - mruby <no-dsa> (Minor issue)
[stretch] - mruby <postponed> (revisit when/if fix is complete)
https://github.com/mruby/mruby/issues/5613
https://github.com/mruby/mruby/commit/a137ef12f981b517f1e6b64e39edc7ac15d7e1eb
https://github.com/mruby/mruby/commit/d3b7601af96c9e0eeba4c89359289661c755a74a

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