Vulnerability · Published Mar 29, 2022 · Assigned by mitre
CVE-2022-23901
Critical 9.8
In plain English
A critical-severity security flaw in the re2c package (Debian). 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). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)1.6%top 24.3% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A stack overflow re2c 2.2 exists due to infinite recursion issues in src/dfa/dead_rules.cc.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | re2c | 3.0-1 | DEBIAN-CVE-2022-23901 |
| Debian:13 | re2c | 3.0-1 | DEBIAN-CVE-2022-23901 |
| Debian:14 | re2c | 3.0-1 | DEBIAN-CVE-2022-23901 |
Affected products (as reported)
References
- https://github.com/skvadrik/re2c/issues/394 x_refsource_MISC