Vulnerability Details : CVE-2022-1934
Use After Free in GitHub repository mruby/mruby prior to 3.2.
Vulnerability category: Memory Corruption
Exploit prediction scoring system (EPSS) score for CVE-2022-1934
Probability of exploitation activity in the next 30 days: 0.05%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 15 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2022-1934
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST |
|
5.1
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L |
2.5
|
2.5
|
huntr.dev |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2022-1934
-
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.Assigned by:
- nvd@nist.gov (Primary)
- security@huntr.dev (Secondary)
References for CVE-2022-1934
-
https://github.com/mruby/mruby/commit/aa7f98dedb68d735a1665d3a289036c88b0c47ce
vm.c (hash_new_from_regs): stack may be reallocated. · mruby/mruby@aa7f98d · GitHubPatch;Third Party Advisory
-
https://huntr.dev/bounties/99e6df06-b9f7-4c53-a722-6bb89fbfb51f
Use-After-Free in function hash_new_from_values vulnerability found in mrubyExploit;Patch;Third Party Advisory
Products affected by CVE-2022-1934
- cpe:2.3:a:mruby:mruby:*:*:*:*:*:*:*:*