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CVE-2018-11743

Published: 05/06/2018 Updated: 12/05/2022
CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10
CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9
VMScore: 668
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
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Vulnerability Summary

The init_copy function in kernel.c in mruby 1.4.1 makes initialize_copy calls for TT_ICLASS objects, which allows malicious users to cause a denial of service (mrb_hash_keys uninitialized pointer and application crash) or possibly have unspecified other impact.

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mruby mruby 1.4.1

debian debian linux 9.0

Vendor Advisories

Debian CVElist Bug Report Logs: mruby: CVE-2018-11743
Debian Bug report logs - #900845 mruby: CVE-2018-11743 Package: src:mruby; Maintainer for src:mruby is Nobuhiro Iwamatsu <iwamatsu@debianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Tue, 5 Jun 2018 20:39:01 UTC Severity: important Tags: fixed-upstream, security, upstream Found in version mruby ...

References

CWE-824https://github.com/mruby/mruby/issues/4027https://github.com/mruby/mruby/commit/b64ce17852b180dfeea81cf458660be41a78974dhttps://lists.debian.org/debian-lts-announce/2022/05/msg00006.htmlhttps://bugs.debian.org/cgi-bin/bugreport.cgi?bug=900845https://nvd.nist.gov
VMScore
CVSSv2
CVSSv3
VMScore
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