PT-2026-116131 · Red Hat · Red Hat Enterprise Linux 10+6

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CVE-2026-85977

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Published

2026-10-16

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Updated

2026-10-16

CVSS v3.1

5.3

Medium

VectorAV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H
A flaw was found in libtirpc. A remote attacker can exploit this vulnerability by sending specially crafted PMAPPROC DUMP replies to a client application that uses the pmap getmaps() function against an attacker-controlled host. This unbounded decoding can lead to excessive memory and CPU allocation, causing the client process to experience a Denial of Service (DoS) due to resource exhaustion.

Fix

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Weakness Enumeration

Related Identifiers

CVE-2026-85977

Affected Products

Red Hat Enterprise Linux 10
Red Hat Enterprise Linux 6
Red Hat Enterprise Linux 7
Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 9
Red Hat Hardened Images
Red Hat Openshift Container Platform 4