CVE catalog

CVE-2018-14621

libtirpc: CVE-2018-14621

Severity: Medium · CVSS 5.3CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Published: Jan 1, 2018, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 2.26% · Oct 25, 2026

An infinite loop vulnerability was found in libtirpc before version 1.0.2-rc2. With the port to using poll rather than select, exhaustion of file descriptors would cause the server to enter an infinite loop, consuming a large amount of CPU time and denying service to other clients until restarted.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	libtirpc	sid	`1.3.7+ds-1`	not affected
Debian	libtirpc	forky	`1.3.7+ds-1`	not affected
Debian	libtirpc	trixie	`1.3.6+ds-1`	not affected
Debian	libtirpc	bookworm	`1.3.3+ds-1`	not affected
Suse	libtirpc	linux enterprise software development kit 11 sp4	`0.2.1-1.13.6.1`	fixed
Suse	libtirpc	linux enterprise server 11 sp4	`0.2.1-1.13.6.1`	fixed
Suse	libtirpc	linux enterprise server for sap applications 11 sp4	`0.2.1-1.13.6.1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	libtirpc	source	sid	`Not affected`	unimportant	Not reported	Not reported
Debian	libtirpc	source	forky	`Not affected`	unimportant	Not reported	Not reported
Debian	libtirpc	source	trixie	`Not affected`	unimportant	Not reported	Not reported
Debian	libtirpc	source	bookworm	`Not affected`	unimportant	Not reported	Not reported
Suse	libtirpc	rpm	linux enterprise software development kit 11 sp4	`0.2.1-1.13.6.1`	Not reported	SUSE-SU-2018:3146-1	Not reported
Suse	libtirpc	rpm	linux enterprise server 11 sp4	`0.2.1-1.13.6.1`	Not reported	SUSE-SU-2018:3146-1	Not reported
Suse	libtirpc	rpm	linux enterprise server for sap applications 11 sp4	`0.2.1-1.13.6.1`	Not reported	SUSE-SU-2018:3146-1	Not reported

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[libtirpc3]Not affected
Source package: [libtirpc]
Details (2)
- 1.3.3+ds-1 · amd64 · bookworm
  Not affected
  dsa · libtirpc · debian · bookworm
- 1.3.3+ds-1 · arm64 · bookworm
  Not affected
  dsa · libtirpc · debian · bookworm
[libtirpc-common]Not affected
Source package: [libtirpc]
Details (2)
- 1.3.3+ds-1 · all · bookworm
  Not affected
  dsa · libtirpc · debian · bookworm
- 1.3.3+ds-1 · all · bookworm
  Not affected
  dsa · libtirpc · debian · bookworm
[libtirpc-dev]Not affected
Source package: [libtirpc]
Details (2)
- 1.3.3+ds-1 · amd64 · bookworm
  Not affected
  dsa · libtirpc · debian · bookworm
- 1.3.3+ds-1 · arm64 · bookworm
  Not affected
  dsa · libtirpc · debian · bookworm

Observed: Oct 23, 2026, 5:34:46 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]