Vulnerability · Published Aug 26, 2022 · Assigned by redhat
CVE-2022-0084
High 7.5
In plain English
A high-severity resource allocation without limits in xnio. 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)7.5High
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 flaw was found in XNIO, specifically in the notifyReadClosed method. The issue revealed this method was logging a message to another expected end. This flaw allows an attacker to send flawed requests to a server, possibly causing log contention-related performance concerns or an unwanted disk fill-up.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | jboss-xnio | 3.8.7-2 | DEBIAN-CVE-2022-0084 |
| Debian:13 | jboss-xnio | 3.8.7-2 | DEBIAN-CVE-2022-0084 |
| Debian:14 | jboss-xnio | 3.8.7-2 | DEBIAN-CVE-2022-0084 |
| Maven | org.jboss.xnio:xnio-all | no fix listed | GHSA-76fg-mhrg-fmmg |
| Ubuntu:22.04:LTS | jboss-xnio | no fix listed | UBUNTU-CVE-2022-0084 |
| Ubuntu:24.04:LTS | jboss-xnio | no fix listed | UBUNTU-CVE-2022-0084 |
| Ubuntu:25.10 | jboss-xnio | no fix listed | UBUNTU-CVE-2022-0084 |
| Ubuntu:26.04:LTS | jboss-xnio | no fix listed | UBUNTU-CVE-2022-0084 |
| Ubuntu:26.10 | jboss-xnio | no fix listed | UBUNTU-CVE-2022-0084 |
Affected products (as reported)
Weakness: CWE-770
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2064226 x_refsource_MISC
- https://access.redhat.com/security/cve/CVE-2022-0084 x_refsource_MISC
- https://github.com/xnio/xnio/pull/291 x_refsource_MISC
- https://github.com/xnio/xnio/commit/fdefb3b8b715d33387cadc4d48991fb1989b0c12 x_refsource_MISC