CVE-2026-46136

A flaw was found in the Linux kernel's wifi: mt76: mt7921 component. A buffer length underflow in the CLC Country Logic Control mechanism can occur due to changes in the power table. This issue may lead to an almost infinite loop or an invalid power setting, resulting in a Denial of Service DoS b...

CVE-2026-46187

In the Linux kernel, the following vulnerability has been resolved: wifi: rsi: fix kthread lifetime race between self-exit and external-stop RSI driver use both self-exitkthreadcompleteandexit and external-stop kthreadstop when killing a kthread. Generally, kthreadstop is called first, and in thi...

CVE-2026-43110

CVE-2026-43110 concerns the Linux kernel brcmfmac Wi‑Fi driver. The issue arises when processing firmware interface (IF) events: the code validates the firmware-provided interface index but still uses the raw bsscfgidx as an array index without a matching range check, enabling out-of-bounds acces...

CVE-2026-31552

CVE-2026-31552 affects the Linux kernel wlcore wifi path. A memory-allocation failure in wl1271_tx_allocate()/wl1271_prepare_tx_frame() could yield -EAGAIN and be misinterpreted by wlcore_tx_work_locked() as a full aggregation buffer, causing a retry loop under wl->mutex with GFP_ATOMIC. This ...

CVE-2026-23279

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix NULL pointer dereference in meshrxcsaframe In meshrxcsaframe, elems-meshchanswparamsie is dereferenced at lines 1638 and 1642 without a prior NULL check: ifmsh-chswttl = elems-meshchanswparamsie-meshttl;...

CVE-2025-71222

In the Linux kernel, the following vulnerability has been resolved: wifi: wlcore: ensure skb headroom before skbpush This avoids occasional skbunderpanic Oops from wl1271txwork. In this case, headroom is less than needed typically 110 - 94 = 16 bytes...

CVE-2026-23152 wifi: mac80211: correctly decode TTLM with default link map

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: correctly decode TTLM with default link map TID-To-Link Mapping TTLM elements do not contain any link mapping presence indicator if a default mapping is used and parsing needs to be skipped. Note that access point...

CVE-2026-23130 wifi: ath12k: fix dead lock while flushing management frames

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix dead lock while flushing management frames Commit 1 converted the management transmission work item into a wiphy work. Since a wiphy work can only run under wiphy lock protection, a race condition happens in bel...

UBUNTU-CVE-2026-23040

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211hwsim: fix typo in frequency notification The NAN notification is for 5745 MHz which corresponds to channel 149 and not 5475 which is not actually a valid channel. This could result in a NULL pointer dereference in...

CVE-2022-50880 wifi: ath10k: add peer map clean up for peer delete in ath10k_sta_state()

In the Linux kernel, the following vulnerability has been resolved: wifi: ath10k: add peer map clean up for peer delete in ath10kstastate When peer delete failed in a disconnect operation, use-after-free detected by KFENCE in below log. It is because for each vdevid and address, it has only one...

CVE-2023-54191 wifi: mt76: mt7996: fix memory leak in mt7996_mcu_exit

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: fix memory leak in mt7996mcuexit Always purge mcu skb queues in mt7996mcuexit routine even if mt7996firmwarestate fails...

UBUNTU-CVE-2025-68380

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix peer HE MCS assignment In ath11kwmisendpeerassoccmd, peer's transmit MCS is sent to firmware as receive MCS while peer's receive MCS sent as transmit MCS, which goes against firmwire's definition. While connecti...

CVE-2023-53992

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: ocb: don't leave if not joined If there's no OCB state, don't ask the driver/mac80211 to leave, since that's just confusing. Since set/clear the chandef state, that's a simple check...

CVE-2023-54025

In the Linux kernel, the following vulnerability has been resolved: wifi: rsi: Do not configure WoWlan in shutdown hook if not enabled In case WoWlan was never configured during the operation of the system, the hw-wiphy-wowlanconfig will be NULL. rsiconfigwowlan checks whether wowlanconfig is...

kernel: wifi: cfg80211: fix use-after-free in cmp_bss()

A use after free vulnerbility exists in the linux kernel wifi module in the cmpbss function,an attacker could create a crafted payload to trigger, leading to damage availability and integrity of the system...

CVE-2022-50629 wifi: rsi: Fix memory leak in rsi_coex_attach()

In the Linux kernel, the following vulnerability has been resolved: wifi: rsi: Fix memory leak in rsicoexattach The coexcb needs to be freed when rsicreatekthread failed in rsicoexattach...

kernel: wifi: mt76: fix linked list corruption

A flaw was found in the linux kernal wifi subsystem mt76txqschedulependingwcid and mt76txqschedulepending functions of the mt76 driver. Under certain conditions, scheduled wcid entries are left on a temporary on‑stack list, which may lead to linked‑list corruption and memory corruption, allowing ...

kernel: wifi: mac80211: check S1G action frame size

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: check S1G action frame size Before checking the action code, check that it even exists in the frame...

UBUNTU-CVE-2025-40131

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: Fix peer lookup in ath12kdpmonrxdelivermsdu In ath12kdpmonrxdelivermsdu, peer lookup fails because rxcb-peerid is not updated with a valid value. This is expected in monitor mode, where RX frames bypass the regular ...

kernel: wifi: mac80211: don't flush non-uploaded STAs

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: don't flush non-uploaded STAs If STA state is pre-moved to AUTHORIZED such as in IBSS scenarios and insertion fails, the station is freed. In this case, the driver never knew about the station, so trying to flush ...