VDB
GHSA-wvmx-3rv2-5jgf
GHSA-wvmx-3rv2-5jgf
PUBLISHED
CVSS 9.100000381469727 CRITICAL
Record from GitHub Advisory Database · Published May 14, 2022
Ruby before 2.4.2, 2.3.5, and 2.2.8 is vulnerable to a malicious format string which contains a precious specifier (*) with a huge minus value. Such situation can lead to a buffer overrun, resulting in a heap memory corruption or an information disclosure from the heap.
Risk scores
CVSS 3.0
9.100000381469727
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Timeline
- May 14, 2022 CVE Published
- Apr 9, 2026 Distribution Patch (5 in total, the first dated here)
- Apr 9, 2026 Security Advisory (7 in total, the first dated here)
Query this with the API
The same record, from the CLI:
vulnetix vdb vuln GHSA-wvmx-3rv2-5jgf
vulnetix vdb fixes GHSA-wvmx-3rv2-5jgfOr with curl, using the org id and key from your account page:
curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
"https://api.vdb.vulnetix.com/v2/vuln/GHSA-wvmx-3rv2-5jgf/fixes/registry"The Community plan is free and allows 50 queries a day. Get a free API key · API quickstart
References
- https://hackerone.com/reports/212241 url
- https://nvd.nist.gov/vuln/detail/CVE-2017-0898 advisory
- https://www.ruby-lang.org/en/news/2017/09/14/sprintf-buffer-underrun-cve-2017-0898 url
- http://www.securityfocus.com/bid/100862 url
- http://www.securitytracker.com/id/1039363 url
- https://access.redhat.com/errata/RHSA-2018:0583 advisory
- https://github.com/mruby/mruby/issues/3722 discussion
- https://access.redhat.com/errata/RHSA-2018:0378 advisory
- https://access.redhat.com/errata/RHSA-2018:0585 advisory
- https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html advisory
- https://www.debian.org/security/2017/dsa-4031 advisory
- https://access.redhat.com/errata/RHSA-2017:3485 advisory
- https://security.gentoo.org/glsa/201710-18 advisory
- https://usn.ubuntu.com/3685-1 advisory