CVE-2026-93281: Linux vulnerability

CVE-2026-93281: wifi: rtw89: fix HE extended capability length check

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: fix HE extended capability length check rtw89_mac_check_he_obss_narrow_bw_ru_iter() reads extended capability byte 10, but rejects only datalen values below 10. Byte 10 requires at least 11 bytes. Require datalen >= 11 before reading data[10].

UnknownCVSS not scoredNot KEV-listedUpdatedOct 19, 2026, 09:08 UTC (UTC+00:00)

Potential ATT&CK relevance

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CVE-2026-93281 mapping review

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Sep 24, 2026, 15:52 UTC (UTC+00:00)

Official CVE source material

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.

0CVSS vectors

3Timeline events

0ADP providers

7Source links

Vulnerability timeline

Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.

CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
Sep 17, 2026, 16:02 UTC (UTC+00:00)
CVE publishedCVE Program
The CVE record was published.
Sep 24, 2026, 15:52 UTC (UTC+00:00)
CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
Oct 19, 2026, 09:08 UTC (UTC+00:00)

Source materials

CVE List V5 sourceCVE List V5
https://git.kernel.org/stable/c/eddf53f1edb0cf7f302bd15cdb47cca90948c205CVE reference, Linux
https://git.kernel.org/stable/c/655c4401c18d735dbaf2cc172ff4f626b3a896a0CVE reference, Linux
https://git.kernel.org/stable/c/bddbd1de765bf6ddc0473ad683910eb3a2a92a43CVE reference, Linux
https://git.kernel.org/stable/c/f2a01deff7d0d5cc3dcbf2358dac113979303c8eCVE reference, Linux
https://git.kernel.org/stable/c/f132fc01b359a0f7d81fe13d769ea4e7c4baa66eCVE reference, Linux
https://git.kernel.org/stable/c/2aba608a86e9b099c9af2ea70b620552dee2b628CVE reference, Linux

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

LinuxLinux8d540f9d29162e273797bef36686a010724f0f8a, 8d540f9d29162e273797bef36686a010724f0f8a, 8d540f9d29162e273797bef36686a010724f0f8a, 8d540f9d29162e273797bef36686a010724f0f8a, 8d540f9d29162e273797bef36686a010724f0f8a, 8d540f9d29162e273797bef36686a010724f0f8aunaffected

LinuxLinux6.1, 0, 6.1.188, 6.6.157, 6.12.110, 6.18.52, 7.2.6, 7.3affected

Weakness

CWE details

No CWE listed

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