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High 7.5Published Jul 30, 2026

CVE-2026-16529Pcp: pcp: denial of service due to signed integer overflow

Updated under an hour ago ()

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It affects Red Hat Enterprise Linux 10 and 7 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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A signed integer overflow in the PCP __pmGetPDU() function can be exploited via crafted network packets during PDU processing or SASL negotiation. This permanently blinds the affected daemon, resulting in a total denial of service (DoS) for subsequent packet reads.

CVSS
7.5 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE)
CWE-190
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
redhat
NVD analysis
Awaiting Analysis
Record last updated
Oct 1, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
from 0:7.0.3-5.el10_2 not affected
CNA record
from 0:6.3.7-1.el10_0.1 not affected
CNA record
from 0:5.2.5-8.el8_4.1 not affected
CNA record
from 0:5.2.5-8.el8_4.1 not affected
CNA record
from 0:5.3.7-19.el8_8.1 not affected
CNA record
from 0:5.3.7-19.el8_8.1 not affected
CNA record
from 0:6.3.7-1.el9_6.1 not affected
CNA record
4
CNA record

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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