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VULNERABILITIES

CVE-2026-74408 Details

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: fix OOB access from firmware tx status queue ID ath_tx_edma_tasklet() accesses sc->tx.txq[ts.qid] where ts.qid is a 4-bit hardware field (0-15), but the txq array only has ATH9K_NUM_TX_QUEUES (10) entries. A qid >= 10 causes an OOB array access. Add a bounds check on ts.qid before using it as an array index.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: kernel.orgCVSS-B:8.8 HIGHVector:CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://git.kernel.org/stable/c/336d4c8cd9b1646060ee690c881d465dfc09c6c0 kernel.org
https://git.kernel.org/stable/c/46ca1451f61b598f45cb5259e066d305444d95fc kernel.org
https://git.kernel.org/stable/c/5435fd3edcb11c7cc4002847c83e9a50b49284dc kernel.org
https://git.kernel.org/stable/c/734db72d55ca578a344dfa33e30145032c074b25 kernel.org
https://git.kernel.org/stable/c/7ce2f118a2389e8f0a64068c6fe7cc7d40639be0 kernel.org

see all 8 references

Weakness Enumeration

No weakness enumeration is available for this CVE.

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-74408
NVD Published Date:
Aug 15, 2026
NVD Last Modified:
Aug 17, 2026
Source:
kernel.org
CVE-2026-74408 Details - Not Deferred