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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.

PUBLISHED Reserved 2026-01-21 | Published 2026-02-04 | Updated 2026-02-04 | Assigner f5




MEDIUM: 5.9CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

HIGH: 8.2CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Problem types

CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Product status

Default status
unknown

21.0.0 (custom) before *
unaffected

17.5.0 (custom) before *
unaffected

17.1.0 (custom) before 17.1.3
affected

16.1.0 (custom) before *
unaffected

Credits

F5 finder

References

my.f5.com/manage/s/article/K000158072 vendor-advisory

cve.org (CVE-2026-22548)

nvd.nist.gov (CVE-2026-22548)

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