Vulnerability · Published Feb 17, 2022 · Assigned by @huntrdev
CVE-2022-0623Out-of-bounds Read in mruby/mruby
Medium 6.5
In plain English
A medium-severity out-of-bounds read in mruby/mruby from mruby. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.6% (higher than 76% of all known vulnerabilities).
Severity (CVSS 3.0)6.5Medium
Exploit odds (30 days)1.6%top 23.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Out-of-bounds Read in Homebrew mruby prior to 3.2.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu:22.04:LTS | mruby | no fix listed | UBUNTU-CVE-2022-0623 |
| Ubuntu:24.04:LTS | mruby | no fix listed | UBUNTU-CVE-2022-0623 |
| Ubuntu:25.10 | mruby | no fix listed | UBUNTU-CVE-2022-0623 |
| Ubuntu:26.04:LTS | mruby | no fix listed | UBUNTU-CVE-2022-0623 |
| Ubuntu:26.10 | mruby | no fix listed | UBUNTU-CVE-2022-0623 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| mruby | mruby/mruby | unspecified – before 3.2 |
Weakness: CWE-125 · Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
References
- https://github.com/mruby/mruby/commit/ff3a5ebed6ffbe3e70481531cfb969b497aa73ad x_refsource_MISC
- https://huntr.dev/bounties/5b908ac7-d8f1-4fcd-9355-85df565f7580 x_refsource_CONFIRM