CVE-2026-46307: wifi: ath5k: do not access array OOB
CSIRTS triage
- What
- An out-of-bounds access to an array can occur in the ath5k driver.
- Who is affected
- Users of the ath5k wireless driver.
- Urgency
- Medium urgency as it has a CVSS score of 5.5, indicating moderate risk.
- Action
- Update the ath5k driver to the latest version.
AI-assisted analysis generated from the source advisory — verify against the original.
⚡ Watch ath5k
Get an email when a new ath5k advisory drops — max one per day, one-click unsubscribe.
Details
Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-46307
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-463070.22% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 12% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-46307 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- high[UPDATE] [high] Linux Kernel: Multiple vulnerabilities allow denial of servicecert-bund
- unknownUSN-8668-1: Linux kernel (GCP) vulnerabilitiesubuntu
- unknownMultiple vulnerabilities in Ubuntu Linux kernel (August 21, 2026)cert-fr-avis
- unknownMultiple vulnerabilities in SUSE Linux kernel (August 21, 2026)cert-fr-avis
- unknownUSN-8665-1: Linux kernel (Raspberry Pi) vulnerabilitiesubuntu
- unknownUSN-8664-1: Linux kernel (NVIDIA BaseOS) vulnerabilitiesubuntu
- unknownUSN-8663-1: Linux kernel (NVIDIA) vulnerabilitiesubuntu
- unknownexploitedMultiple vulnerabilities in SUSE Linux kernel (August 14, 2026)cert-fr-avis
- unknownMultiple vulnerabilities in Ubuntu Linux kernel (August 07, 2026)cert-fr-avis
- unknownUSN-8620-4: Linux kernel (Intel IoTG) vulnerabilitiesubuntu
- unknownUSN-8620-3: Linux kernel (Intel IoTG) vulnerabilitiesubuntu
- unknownUSN-8620-2: Linux kernel (Azure FIPS) vulnerabilitiesubuntu
More from Microsoft Security Response Center
- lowCVE-2026-14673: PostgreSQL amcheck does not clear untrusted search path2026-08-11
- criticalCVE-2026-69836: Microsoft Entra ID Remote Code Execution Vulnerability2026-08-11
- mediumCVE-2026-53792: rsync < 3.5.0 Out-of-Bounds Read via Zero-Length Checksum Block2026-08-11
- highCVE-2026-70347: Windows Installer Elevation of Privilege Vulnerability2026-08-11
- highCVE-2026-64909: Microsoft Office Remote Code Execution Vulnerability2026-08-11