CVE-2026-16529

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 v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://access.redhat.com/errata/RHSA-2026:55560
https://access.redhat.com/errata/RHSA-2026:55617
https://access.redhat.com/errata/RHSA-2026:55740
https://access.redhat.com/errata/RHSA-2026:72272
https://access.redhat.com/errata/RHSA-2026:72273
https://access.redhat.com/errata/RHSA-2026:72593
https://access.redhat.com/errata/RHSA-2026:72594
https://access.redhat.com/errata/RHSA-2026:73767
https://access.redhat.com/errata/RHSA-2026:74612
https://access.redhat.com/errata/RHSA-2026:74613
https://access.redhat.com/security/cve/CVE-2026-16529
https://bugzilla.redhat.com/show_bug.cgi?id=2506032

Configurations

No configuration.

History

02 Oct 2026, 00:17

Type	Values Removed	Values Added
References		() https://access.redhat.com/errata/RHSA-2026:74612 - () https://access.redhat.com/errata/RHSA-2026:74613 -

30 Sep 2026, 23:17

Type	Values Removed	Values Added
References		() https://access.redhat.com/errata/RHSA-2026:73767 -

28 Sep 2026, 22:17

Type	Values Removed	Values Added
References		() https://access.redhat.com/errata/RHSA-2026:72593 - () https://access.redhat.com/errata/RHSA-2026:72594 -

28 Sep 2026, 10:16

Type	Values Removed	Values Added
References		() https://access.redhat.com/errata/RHSA-2026:72272 - () https://access.redhat.com/errata/RHSA-2026:72273 -

Information

Published : 2026-07-30 06:25

Updated : 2026-10-02 00:17

NVD link : CVE-2026-16529

Mitre link : CVE-2026-16529

CVE.ORG link : CVE-2026-16529

JSON object : View

Products Affected

No product.

CWE

CWE-190

Integer Overflow or Wraparound

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"defaultStatus": "unaffected"}]}], "published": "2026-07-30T06:25:02.953", "references": [{"url": "https://access.redhat.com/errata/RHSA-2026:55560", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:55617", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:55740", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:72272", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:72273", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:72593", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:72594", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:73767", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:74612", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:74613", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/security/cve/CVE-2026-16529", "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2506032", "source": "secalert@redhat.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-190"}]}], "descriptions": [{"lang": "en", "value": "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."}], "lastModified": "2026-10-02T00:17:02.277", "sourceIdentifier": "secalert@redhat.com"}