UBUNTU-CVE-2026-68310

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7915: guard HE capability lookups mt7915mcubsshetlv and mt7915mcustabfertlv both run after checking HE support, then dereference the HE PHY capability returned by mt76connacgethephycap. That helper can return NULL...

CVE-2026-68414 wifi: cfg80211: cancel sched scan results work on unregister

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: cancel sched scan results work on unregister cfg80211schedscanresults can queue rdev-schedscanreswk from a driver result notification while a scheduled scan request is present. The work callback recovers the...

CVE-2026-68413 wifi: ipw2100: fix potential memory leak in ipw2100_pci_init_one()

In the Linux kernel, the following vulnerability has been resolved: wifi: ipw2100: fix potential memory leak in ipw2100pciinitone The memory allocated in the ipw2100allocdevice function is not freed in some of the error paths in ipw2100pciinitone. Fix that by converting the direct return into a...

CVE-2026-68408 wifi: cfg80211: convert pmsr_free_wk to wiphy_work to fix deadlock

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: convert pmsrfreewk to wiphywork to fix deadlock When a netlink socket that owns a PMSR session is closed, cfg80211releasepmsr clears the request's nlportid and queues pmsrfreewk to call cfg80211pmsrprocessabort...

EUVD-2026-55593

In the Linux kernel, the following vulnerability has been resolved: wifi: nl80211: free RNR data on MBSSID mismatch nl80211parsebeacon rejects EMA RNR data when there are fewer RNR entries than MBSSID entries. The rejected RNR allocation has not been attached to the beacon data yet, so free it...

CVE-2026-68373

Summary: CVE-2026-68373 affects the Linux kernel Wi‑Fi driver at76c50x-usb. A length underflow in at76_guess_freq() can occur when processing truncated beacon/probe response frames, where el_off (36) is subtracted after a minimal 802.11 header check, causing an oversized IE length that leads to a...

EUVD-2026-55559

In the Linux kernel, the following vulnerability has been resolved: wifi: at76c50x-usb: avoid length underflow in at76guessfreq at76guessfreq checks only that the received frame is at least a bare 802.11 header 24 bytes before subtracting the fixed management-body offset: len -= eloff; For both...

CVE-2026-68355 wifi: ath11k: fix potential buffer underflow in ath11k_hal_rx_msdu_list_get()

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix potential buffer underflow in ath11khalrxmsdulistget When the first entry in msdudetails has a zero buffer address, the code accesses msdudetailsi - 1 with i == 0, causing a buffer underflow. Fix similarly to...

CVE-2026-68355

The CVE-2026-68355 entry concerns the Linux kernel WiFi ATH11K driver. It describes a potential buffer underflow in ath11k_hal_rx_msdu_list_get() when the first msdu_details entry has a zero buffer address, causing access to msdu_details[i-1] with i == 0. The issue is mitigated by adding a separa...

EUVD-2026-55453

In the Linux kernel, the following vulnerability has been resolved: wifi: ath6kl: fix OOB read from firmware IE lengths in connect event The firmware-controlled beaconielen, assocreqlen, and assocresplen fields in ath6klwmiconnecteventrx are not validated against the buffer length. Their sum up t...

CVE-2026-68326

CVE-2026-68326 affects the Linux kernel mwifiex Wi‑Fi driver. A malicious or malfunctioning device in AP/uAP mode can supply a crafted EVENT_UAP_STA_ASSOC with an invalid event length. The code derives sinfo->assoc_req_ies_len from event->len without proper validation, causing potential sla...

CVE-2026-68311 wifi: mt76: mt7925: guard link STA in decap offload

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7925: guard link STA in decap offload mt7925stasetdecapoffload iterates over the vif validlinks mask when updating decap offload state for an MLO station. The station may not have a link STA for every valid link of...

CVE-2026-68310 wifi: mt76: mt7915: guard HE capability lookups

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7915: guard HE capability lookups mt7915mcubsshetlv and mt7915mcustabfertlv both run after checking HE support, then dereference the HE PHY capability returned by mt76connacgethephycap. That helper can return NULL...

CVE-2026-68310 wifi: mt76: mt7915: guard HE capability lookups

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7915: guard HE capability lookups mt7915mcubsshetlv and mt7915mcustabfertlv both run after checking HE support, then dereference the HE PHY capability returned by mt76connacgethephycap. That helper can return NULL...

CVE-2026-68309

The vulnerability CVE-2026-68309 affects the Linux kernel driver for wifi mt76 (Connac) and fixes a NULL-pointer dereference in mt76_connac_mcu_uni_bss_he_tlv(). The root cause is that mt76_connac_get_he_phy_cap could return NULL, and the code may dereference the cap pointer without checking. A p...

CVE-2026-68308

CVE-2026-68308 details a Linux kernel issue in the mt76 mt7996 driver where the routine mt76_connac_get_he_phy_cap() can theoretically return NULL. The vulnerability arises from dereferencing the cap pointer without validating it first; the fix is to check the pointer before use. The issue has be...

CVE-2026-68307 wifi: mt76: mt7925: fix crash in reset link replay

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7925: fix crash in reset link replay During reset recovery, mt7925vifconnectiter replays firmware state for links tracked in mvif-validlinks. After MLO link changes or MCU timeout recovery, the driver bitmap can...

EUVD-2026-55407

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: fix possible NULL-pointer deref in mt7996mcustabfereht mt76connacgetehtphycap routine can theoretically return NULL so check cap pointer before dereferencing it...

CVE-2026-68306 wifi: mt76: mt7996: fix possible NULL-pointer deref in mt7996_mcu_sta_bfer_eht()

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: fix possible NULL-pointer deref in mt7996mcustabfereht mt76connacgetehtphycap routine can theoretically return NULL so check cap pointer before dereferencing it...

CVE-2026-68199

CVE-2026-68199 concerns a flaw in the Linux kernel’s ath6kl Wi‑Fi driver where the firmware-provided ADDBA window size (win_sz) can be out of range. The out-of-range value is logged but not rejected, causing TID_WINDOW_SZ() to allocate kzalloc memory based on an invalid size, leading to zero-size...