Security readout for executives and security teams
Plain-English summary
CVE-2026-24803 is a critical denial-of-service risk in coolsnowwolf/lede. The reported flaw can cause an infinite loop in MT7615D Wi-Fi driver security code, potentially making affected devices or services unavailable. The public record identifies impact through r25.10.1 and references a GitHub pull request as a patch source.
Executive priority
Treat as high-priority for environments running coolsnowwolf/lede on exposed network devices. The business risk is service disruption rather than data theft based on current sources. Prioritize asset identification, patch review, and exposure reduction.
Technical view
The issue is CWE-835, Loop with Unreachable Exit Condition, in package/lean/mt/drivers/mt7615d/src/mt_wifi/embedded/security modules, associated with bn_lib.C. CVSS 4.0 score is 9.2 with network attack vector, low complexity, no privileges, no user interaction, and high availability impact on vulnerable and subsequent systems.
Likely exposure
Organizations using coolsnowwolf/lede builds through r25.10.1, especially images including the MT7615D driver path, should assume potential exposure until build contents are verified. Exposure is most relevant to network-accessible devices where the affected driver/security module is present.
Exploitation context
The CVE record does not state active exploitation, and it is not listed as KEV in the provided data. The scoring indicates remote, unauthenticated denial-of-service potential, but public exploit availability is not established by the provided sources.
Researcher notes
Evidence is limited to the CVE metadata and the linked GitHub pull request. The affected range is stated as through r25.10.1, but the bundle’s affected-version field is sparse. Validate exact vulnerable commits and fixed commits from the PR before making fleet decisions.
Mitigation direction
- Review the referenced GitHub pull request and vendor guidance for the applicable patch.
- Identify and prioritize coolsnowwolf/lede deployments through r25.10.1.
- Update affected builds once a trusted fixed version is confirmed.
- Reduce unnecessary network exposure for affected devices pending remediation.
Validation and detection
- Inventory coolsnowwolf/lede firmware versions across managed devices.
- Check whether builds include the MT7615D driver security module path.
- Compare deployed source or package state against the referenced patch.
- Monitor vendor/CVE records for updated affected-version and fix details.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-835: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2026-24803 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Critical
- CVSS
- 9.2 (4.0)
- Known Exploited
- No
- Published
Vector: 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/S:N/AU:Y/R:U/V:C/RE:L/U:Amber
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
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/S:N/AU:Y/R:U/V:C/RE:L/U:Amber——Primary CVE scoreVulnerability scoring details
Base CVSS 4.0 score
9.2CriticalVector: 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/S:N/AU:Y/R:U/V:C/RE:L/U:Amber
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/coolsnowwolf/lede/pull/13346CVE reference · patch
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Loop with Unreachable Exit Condition ('Infinite Loop')
Loop with Unreachable Exit Condition ('Infinite Loop') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.