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CVE-2026-93153

RDMA/bng_re: return a timeout when firmware responses stall

In the Linux kernel, the following vulnerability has been resolved:

RDMA/bng_re: return a timeout when firmware responses stall

__wait_for_resp() documents that it returns a non-zero error when a
firmware command does not complete, and bng_re_rcfw_send_message() already
marks the firmware as stalled when the helper returns -ENODEV.

However, the helper ignores wait_event_timeout() expiry.  If the response
slot remains in use after the timeout and after the polled CREQ service
attempt, the loop starts another full timeout period and can repeat
forever.

Return -ENODEV after a timed out wait that still has no response.  The
existing caller then marks FIRMWARE_STALL_DETECTED and returns
-ETIMEDOUT to the command issuer.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerLinux
≫
Produkt Linux
Default Statusunaffected
Version 53c6ee7d7f68a0679f8ddc703338aa2550d24a17
Version < 02d4ee65dc2e883f554169155937742e6014c243
Status affected
Version 53c6ee7d7f68a0679f8ddc703338aa2550d24a17
Version < 5f9576c6734abca88a02db72c466e09d2eddf160
Status affected
HerstellerLinux
≫
Produkt Linux
Default Statusaffected
Version 6.19
Status affected
Version 0
Version < 6.19
Status unaffected
Version <= 7.2.*
Version 7.2.6
Status unaffected
Version <= *
Version 7.3-rc1
Status unaffected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.19% 0.089
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Es wurden noch keine Informationen zu CWE veröffentlicht.
https://git.kernel.org/stable/c/02d4ee65dc2e883f554169155937742e6014c243
https://git.kernel.org/stable/c/5f9576c6734abca88a02db72c466e09d2eddf160