CVE-2026-94582: A memory buffer overflow vulnerability exists in the internal diagnostic and route validation routines used by

Q: How do I fix CVE-2026-94582?

fabric operating system: upgrade to 10.0.1. Exact commands for each OS are on this page.

Q: Is CVE-2026-94582 being exploited?

CVE-2026-94582 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-94582 affect?

CVE-2026-94582 affects fabric operating system. Severity is high (CVSS 7.8). A memory buffer overflow vulnerability exists in the internal diagnostic and route validation routines used by the Fabric Shortest Path First (FSPF) protocol component of Brocade Fabric OS versions before 10.0.1. While this code path is par

Routine

HIGH 7.8UPGRADE

CVE-2026-94582 is a high-severity flaw (CVSS 7.8) affecting fabric operating system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A memory buffer overflow vulnerability exists in the internal diagnostic and route validation routines used by the Fabric Shortest Path First (FSPF) protocol component of Brocade Fabric OS versions before 10.0.1. While this code path is part of internal diagnostic functionality and is not directly accessible via standard user interfaces or CLI management commands, an input processing flaw allows incoming or internally routed diagnostic state payl

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.1% (top 96%)
CISA exploited list	No
Weakness	CWE-120
Published	2026-10-08
Last modified	2026-10-14

Publisher (CNA): Brocade Communications Systems, LLC · Vendor: broadcom

Last updated 2026-10-14 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-10-08 03:16 UTCPublished CVE record published
2026-10-14 14:09 UTCUpdated Record last modified

broadcom fabric operating system UPGRADE

Affected: < 10.0.1

Fixed in: 10.0.1

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-94582?

fabric operating system: upgrade to 10.0.1. Exact commands for each OS are on this page.

Is CVE-2026-94582 being exploited?

CVE-2026-94582 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-94582 affect?

CVE-2026-94582 affects fabric operating system. Severity is high (CVSS 7.8). A memory buffer overflow vulnerability exists in the internal diagnostic and route validation routines used by the Fabric Shortest Path First (FSPF) protocol component of Brocade Fabric OS versions before 10.0.1. While this code path is par

How urgent is CVE-2026-94582?

Priority 28/100. High severity

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References

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