Cyber Resilience

CVE-2026-24803

CriticalDDoS

Published: 27 January 2026

Published
27 January 2026
Modified
15 April 2026
KEV Added
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Patch
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CVSS Score v4 9.2 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:U/V:C/RE:L/U:Amber
EPSS Score 0.0028 19.9th percentile
Risk Priority 70 floored blend · peak EPSS

Summary

CVE-2026-24803 is a critical-severity Infinite Loop (CWE-835) vulnerability. Its CVSS base score is 9.2 (Critical).

Operationally, exploitation aligns with the MITRE ATT&CK technique Application or System Exploitation (T1499.004); ranked at the 19.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability in coolsnowwolf lede (package/lean/mt/drivers/mt7615d/src/mt_wifi/embedded/security modules). This vulnerability is associated with program files bn_lib.C. This issue affects lede: through r25.10.1.

CWE(s)
CWE-835

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1499.004 Application or System Exploitation Impact
Adversaries may exploit software vulnerabilities that can cause an application or system to crash and deny availability to users.
attack.mitre.org →
Why these techniques?

Infinite loop in WiFi driver security module (bn_lib.C) directly enables application/system DoS via crafted input triggering CWE-835.

Confidence: MEDIUM · MITRE ATT&CK Enterprise v19.0

Affected Assets

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

CP-7 Alternate Processing Site
addresses: CWE-835

Enables transfer to alternate site if an infinite loop at the primary renders processing unavailable.

SC-5 Denial-of-service Protection
addresses: CWE-835

Detects and mitigates infinite loops that produce sustained resource consumption.

References