Astra Linux – Vulnerability in wpa

A vulnerability was discovered in the way p2p/p2ppd.c in wpasupplicant processes P2P Wi-Fi Direct provision discovery requests before version 2.10. This could lead to denial of service or other impacts, potentially including the execution of arbitrary code, if an attacker is within range of the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: iwlwifi: mvm – fixed a potential out-of-bounds read in iwlmvmndmatchinfohandler The memcpy function assumes that the dynamic array notif-matches is at least as large as the number of bytes to be copied. Otherwise,...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: wifi: wil6210: debugfs: Fixed an issue where information leaks occurred in the wilwritefilewmi function. The simplewritetobuffer function will succeed if even a single byte is initialized. However, we need to initialize the entir...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: mt76: mt7921s – Fixed the issue where potentially hung tasks might occur during chip recovery. During chip recovery e.g., chip reset, there is a possibility that the kernel worker resetwork holds a lock and waits for the...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: mac80211: mesh: Fixed a leak of meshpreqqueue objects The hwmp code uses objects of type meshpreqqueue, which are added to a list in ieee80211ifmesh to track mpath. We need to fix this issue. If the mpath is deleted, the ex...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath11k – decreasing the MHI channel buffer length to 8KB Currently, the buflen field of ath11kmhiconfigqca6390 is set to 0, causing MHI to use the default size of 64KB to allocate channel buffers. This may lead to failures ...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: rtl8xxxu: Added cancelworksync for c2hcmdwork. The workqueue may still be running when the driver is stopped. To avoid a use-after-free, call cancelworksync in rtl8xxxustop...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: rt2x00 – The beacon queue is restarted when a hardware reset occurs. When a hardware reset is triggered, all registers are reset, causing all queues to be stopped in the hardware interface. However, mac80211 does not...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: cfg80211: handling of 2x996 RU allocation in cfg80211calculatebitratehe Currently, NL80211RATEINFOHERUALLOC2x996 is not being handled in cfg80211calculatebitratehe, resulting in the following warning: kernel: Invalid HE MCS...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: Cancel wiphywork before freeing wiphy A wiphywork can be queued from the moment it is allocated and initialized i.e., via wiphynewnm. When a wiphywork is queued, the rdev::wiphywork function is also queued. If the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: wcn36xx – Fix the memory allocation size for channel survey. KASAN reported a memory allocation issue in wcn-chansurvey, due to incorrect size calculations. This commit uses kcalloc to allocate memory for wcn-chansurvey,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: The “init wiphywork” operation fails before the “rfkill” allocation. The “syzbort” report indicated an issue with accessing uninitialized “wiphywork” related data during the “cfg80211devfree” function. After the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: The pointer wdev-cqmconfig must be cleared when freeing it during unregistration. This is necessary because the same wdev/netdev may be re-registered in another network namespace, and then destroyed later. Running...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: cfg80211: Values of NL80211ATTRTXQQUANTUM are restricted. syzbot can trigger soft lockups by setting NL80211ATTRTXQQUANTUM to 2^31. We had a similar issue in schfq, which was fixed in the commit d9e15a273306 „pktsched: f...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: wifi: mt76: replace skbput with skbputzero Avoid potentially reusing uninitialized data...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Wifi: cfg80211 – Fix for buffer overflow in elem comparison. For vendor elements, the code assumes that 5 octets are present without checking them. Since the element itself has already been checked for compatibility, we only need...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

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 6.1

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Check if there is a station first in the client probe. When probing a client, first check if one exists, and then check the channel context. Otherwise, a warning can easily be triggered by probing when the AP hasn...

Astra Linux – Vulnerability in Linux

The 802.11 standard that underpins Wi-Fi Protected Access WPA, WPA2, and WPA3 and Wired Equivalent Privacy WEP does not require that the A-MSDU flag in the plaintext QoS header field be authenticated. Against devices that support receiving non-SSP A-MSDU frames which is mandatory as part of...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: wext: Added an additional check for the number of channels returned by ioctlsock, SIOCSIWSCAN,..., to ensure that this number does not exceed IWMAXFREQUENCIES. Invalid requests will be rejected with the error...