Description
handleAccept in rinetd before 0.62 does not properly resize the connection list when it becomes full and sets an array index incorrectly, which allows remote attackers to cause a denial of service and possibly execute arbitrary code via a large number of connections.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | rinetd | 0.61-2 | — |
| Debian 13 | rinetd | 0.61-2 | — |
| Debian 12 | rinetd | 0.61-2 | — |
| Debian 3.0 | rinetd | 0.61-1.1 | DSA-289 |
Advisories 1
- DSA-289 rinetd - incorrect memory resizing Debian Security (DSA / DLA) · Mar 9, 2026
References
- DSA-289 vendor-advisory
- 20030417 Vulnerability in rinetd mailing-list