Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: ath10k – Fix for the dmafreecoherent pointer dmaalloccoherent allocates a DMA-mapped buffer and stores the addresses in XXXunaligned fields. These addresses should be reused when freeing the buffer, rather than using the...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Wifi: rtl818x: Fixed potential memory leaks in rtl8180initrxring In rtl8180initrxring, memory is allocated for skb packets and DMA allocations within a loop. When an allocation fails, the previously successful allocations are not...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: ath12k – Fix for the dmafreecoherent pointer. dmaalloccoherent allocates a DMA-mapped buffer and stores the addresses in XXXunaligned fields. These addresses should be reused when freeing the buffer, rather than using th...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: added srng-lock for ath11khalsrng in monitor mode. ath11khalsrng should be used with srng-lock to protect the srng data. For ath11kdprxmondestprocess and ath11kdpfullmonprocessrx, they use ath11khalsrng multiple...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: Added a missing lock in cfg80211checkandendcac. Callers of wdevchandef must hold the wiphy mutex. However, the worker function cfg80211propagatecacdonewk never holds the wiphy mutex. This triggers the following...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: rtlwifi: 8192cu: fixed a situation where TID was out of range in rtl92cu TxFillDesc. The TID obtained from ieee80211gettid might be out of range of the array size of staEntry-tids, so check that TID is less than...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Wifi: rtl8xxxu: Fixed a slab-out-of-bounds issue in rtl8xxxustaadd. The driver does not set hw-stadatasize, which causes mac80211 to allocate insufficient space for the driver’s private station data in stainfoalloc. When...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: wifi: Avoid exposing kernel data to user space through struct iwpoint struct iwpoint contains a 32-bit field on 64-bit architectures. c struct iwpoint void user pointer; / Pointer to the data in user space / u16 length; / Number ...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: rtw88: Fixed an alignment fault in rtwcoreenablebeacon. The rtwcoreenablebeacon function reads 4 bytes from an address that is not a multiple of 4. This results in a crash on some systems. Instead, only 1 byte is...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Wifi: libertas – fixed a warning in the usbtxblock function. The function usbtxblock submits cardp-txurb without ensuring that any previous transmissions on this URB have been completed. If a second call occurs while the URB is...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Wifi: wlcore – Ensure skbheadroom before calling skbpush. This fix prevents occasional skbunderpanic errors in wl1271txwork. In this case, the allocated headroom is less than necessary typically 110 – 94 = 16 bytes...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Wifi: mac80211: ocb: skipping RXnosta when the interface is not joined The ieee80211ocbrxnosta function assumes a valid channel context, which is only present after the JOINOCB operation. RX operations may occur before JOINOCB is...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath11k: The affinity hint was cleared before calling ath11kpcicfreeirq in the error path. If a shared IRQ is used by the driver due to platform limitations, then the IRQ affinity hint is set correctly after the allocation o...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: rtw88: Use devmkmemdup in rtw89setsupportedband. Simplify the code by using device-managed memory allocations. This also fixes a memory leak in rtw89registerhw. The supported bands were not freed in the error path. Copie...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Wifi: RSI: Fixed memory corruption caused by not setting the size of vif driver data. The struct ieee80211vif contains a trailing space for vif driver data. When the struct ieee80211vif is allocated, the total memory size allocat...

PT-2026-51999

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference exists in the mt7925 WiFi driver. The issue occurs in the mt7925 mac write txwi function, where the vif variable is accessed via ieee80211 vif is mldvif withou...

PT-2026-52001

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the libertas wifi driver where the system attempts to kill USB Request Blocks URBs within an interrupt context. Serialization for the transmission path was previously...

PT-2026-51996

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak exists in the mt76 WiFi driver. The function mt76 connac mcu alloc sta req allocates a socket buffer skb that should be freed by mt76 mcu skb send msg. However, if the...

PT-2026-51994

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A deadlock occurs in the mt76 wireless driver during remain-on-channel operations. The functions mt76 remain on channel and mt76 roc complete call mt76 set channel while already holding...

PT-2026-51987

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An error pointer dereference exists in the brcmfmac WiFi driver. The function brcmf chip add core can return an error pointer that is not properly checked within the brcmf chip recogniti...