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THREAT OPS › Threat News › [NVD] CVE-2026-80943 (HIGH 7.6) — In the Linux kernel, the following vulnerability has been resolved: wifi: rtlwifi: rtl8192du: check QoS TID before indexing tids rtl92du_tx_fill_desc() uses ieee80211_get_tid() to read the QoS TID from the 802.11 header and then uses it as an index into sta_entry->tids[]. ieee8

[NVD] CVE-2026-80943 (HIGH 7.6) — In the Linux kernel, the following vulnerability has been resolved: wifi: rtlwifi: rtl8192du: check QoS TID before indexing tids rtl92du_tx_fill_desc() uses ieee80211_get_tid() to read the QoS TID from the 802.11 header and then uses it as an index into sta_entry->tids[]. ieee8

mednvdPublished 2026-09-11

CVE-2026-80943 CVSS: 7.6 HIGH Published: 2026-09-11T20:18:59.807

In the Linux kernel, the following vulnerability has been resolved:

wifi: rtlwifi: rtl8192du: check QoS TID before indexing tids

rtl92du_tx_fill_desc() uses ieee80211_get_tid() to read the QoS TID from the 802.11 header and then uses it as an index into sta_entry->tids[]. ieee80211_get_tid() returns the low 4-bit QoS TID value, so

Indicators of compromise

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-80943