CVE-2026-22548
Unknown Unknown - Not Provided

Denial of Service via bd Process Crash in BIG-IP WAF/ASM

Vulnerability report for CVE-2026-22548, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-02-04

Last updated on: 2026-02-13

Assigner: F5 Networks

Description

When a BIG-IP Advanced WAF or ASM security policy is configured on a virtual server, undisclosed requests along with conditions beyond the attacker's control can cause the bd process to terminate.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

CVSS Scores

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Meta Information

Published
2026-02-04
Last Modified
2026-02-13
Generated
2026-07-06
AI Q&A
2026-02-04
EPSS Evaluated
2026-07-05
NVD
EUVD

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
f5 big-ip_advanced_web_application_firewall From 17.1.0 (inc) to 17.1.3 (exc)
f5 big-ip_application_security_manager From 17.1.0 (inc) to 17.1.3 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-362 The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.

Attack-Flow Graph

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Executive Summary

This vulnerability occurs when a BIG-IP Advanced WAF or ASM security policy is configured on a virtual server. Under certain undisclosed request conditions, which are beyond the attacker's control, the bd process can terminate unexpectedly.

Impact Analysis

The vulnerability can cause the bd process to terminate, which may lead to denial of service or disruption of the security functions provided by the BIG-IP Advanced WAF or ASM, potentially impacting the availability of the protected services.

Compliance Impact

I don't know

Detection Guidance

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Mitigation Strategies

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