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Vulnerabilities

Vulnerability · RLSA-2026:83562

Important: rpcbind security update

Published Oct 16, 2026 · catalog updated Oct 16, 2026 · Important: rpcbind security update

Open the advisory

Exploitation likelihood is not on this record for RLSA-2026:83562. A missing EPSS score is not a low risk. Compare Important: rpcbind security update with the linked advisory before you change production.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Important: rpcbind security update).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
  • EPSS is missing. A missing score is not a low risk.
Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
Awaiting synchronization with FIRST
Remediation
Advisory link
Affected products
Rocky Linux:9 rpcbind

The rpcbind utility is a server that converts Remote Procedure Call (RPC) program numbers into universal addresses. It must be running on the host to be able to make RPC calls on a server on that machine. Security Fix(es): * rpcbind: Unbounded memory allocation in rpcbind statistics tracking allows unauthenticated remote denial of service (CVE-2026-94640) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • Rocky Linux:9 rpcbind0 → 0:1.2.6-7.el9_8.1

How to fix RLSA-2026:83562

  • Recommended remediation

    A patch or advisory reference is linked. Open the original publisher for availability by product version.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

Exploitation likelihood is not on this record for RLSA-2026:83562. A missing EPSS score is not a low risk. Compare Important: rpcbind security update with the linked advisory before you change production.

Which versions are affected?

Compare what you have installed with 0 → 0:1.2.6-7.el9_8.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS is not on this record yet. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 16, 2026 · OpenSSF OSV / OSV Scanner

    Detected

    The rpcbind utility is a server that converts Remote Procedure Call (RPC) program numbers into universal addresses. It must be running on the host to be able to make RPC calls on a server on that machine. Security Fix(es): * rpcbind: Unbounded memory allocation in rpcbind statistics tracking allows unauthenticated remote denial of service (CVE-2026-94640) For more details about the security issue(

  2. Oct 16, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    rpcbind fixed in 0:1.2.6-7.el9_8.1

  3. Oct 16, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    rpcbind fixed in 0:1.2.6-7.el9_8.1

  4. Oct 16, 2026 · OpenSSF OSV / OSV Scanner

    Updated

    The rpcbind utility is a server that converts Remote Procedure Call (RPC) program numbers into universal addresses. It must be running on the host to be able to make RPC calls on a server on that machine. Security Fix(es): * rpcbind: Unbounded memory allocation in rpcbind statistics tracking allows unauthenticated remote denial of service (CVE-2026-94640) For more details about the security issue(

Sources

References

Freshness

Last verified in this catalog Oct 16, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.