CVE-2021-46023

NameCVE-2021-46023
DescriptionAn Untrusted Pointer Dereference was discovered in function mrb_vm_exec in mruby before 3.1.0-rc. The vulnerability causes a segmentation fault and application crash.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
mruby (PTS)buster2.0.0-1vulnerable
bullseye2.1.2-3vulnerable
bookworm3.1.0-3fixed
trixie, sid3.3.0-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
mrubysource(unstable)3.1.0-1

Notes

[bullseye] - mruby <no-dsa> (Minor issue)
[buster] - mruby <no-dsa> (Minor issue)
https://github.com/mruby/mruby/issues/5613

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