CVE-2012-3421 Affecting pcp package, versions *


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
3.31% (88th percentile)

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  • Snyk IDSNYK-RHEL10-PCP-9885793
  • published28 Apr 2025
  • disclosed16 Aug 2012

Introduced: 16 Aug 2012

CVE-2012-3421  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:10 pcp.

NVD Description

Note: Versions mentioned in the description apply only to the upstream pcp package and not the pcp package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

The pduread function in pdu.c in libpcp in Performance Co-Pilot (PCP) before 3.6.5 does not properly time out connections, which allows remote attackers to cause a denial of service (pmcd hang) by sending individual bytes of a PDU separately, related to an "event-driven programming flaw."

CVSS Base Scores

version 3.1