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

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath9k – Do not allow overwriting of ENDPOINT0 attributes A malicious USB device can construct a service connection response message with the target endpoint being ENDPOINT0, which is reserved for HTCCTRLRSVDSVC and should n...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Wifi: libertas – fixed a memory leak in lbsinitadapter. When kfifoalloc failed in lbsinitadapter, the command buffer was not released. Add freed memory to the processing error path...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Do not finalize the CSA in IBSS mode if the state is disconnected. When we are not connected to a channel, sending the “switch” announcement doesn’t make any sense. The BSS list is empty in that case. This causes...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: mwifiex: avoided possible dereferencing of a NULL skb pointer. In ‘mwifiexhandleuaprxforward’, always check the value returned by ‘skbcopy’ to avoid potential NULL pointer dereferencing in ‘mwifiexuapqueuebridgedpkt’. If...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Wifi: mac80211 – Fix for queue selection for mesh/OCB interfaces When using iTXQ, the code assumes that there is only one vif queue for broadcast packets, using the BE queue. Allowing non-BE queue marking violates this assumption...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: rtw89 – Fix for null pointer access when aborting scanning. During the cancellation of scanning, we might use vifs that were not actually scanning. This issue was fixed by using the vifs that were actually performing scanni...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: In brcmfmac, cfg80211: Handle PMKSA deletion based on the SSID. wpasupplicant 2.11 sends commands for PMKSA flush based on the SSID from version 1efdba5fdc2c statement: “Handle PMKSA flush in the driver for SAE/OWE offlo...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: rtw89: Fixed a potential race condition between napiinit and napienable. A race condition can occur if netdev is registered, but NAPI is not initialized yet. Meanwhile, the user space starts the netdev that will enable...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: mt76: mt7996 – fixed a potential memory leak when reading chip temperature. Without this fix, reading chip temperature would cause memory leaks...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: mt76: mt7921e: Fix use-after-free in freeirq From the commit “a304e1b82808” “PATCH Debug shared irqs”, there is a test to ensure that the shared irq handler should be able to handle unexpected events after deregistration. I...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: wifi: wilc1000: Do not reallocate the workqueue every time an interface is added. The commit 09ed8bfc5215 “wilc1000: Rename the workqueue from “WILCwq” to “NETDEV-wq” moved the creation of the workqueue in wilcnetdevifcinit, in...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: wfx – Fixed a memory leak when starting an AP. Kmemleak reported this error: Unreferenced object 0xd73d1180 size 184: Comm “wpasupplicant”, pid 1559, jiffies 13006305 age 964.245 seconds Hex dump first 32 bytes: 00 00 00...

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 – 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 – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: “wifi: mac80211: fix memory leak in ieee80211ifadd” This resolution involves committing changes in commit 13e5afd3d773c6fc6ca2b89027befaaaa1ea7293. The function ieee80211iffree is already called from freenetdevndev, because...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: mac80211: Fixed an underflow in staticbranchdec for aqldisable. syzbot reported an underflow in staticbranchdec in aqlenablewrite. 0 The issue arises because aqlenablewrite does not serialize concurrent write operations ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: virtwifi: The SETNETDEVDEV function should be removed to avoid use-after-free issues. Currently, we execute SETNETDEVDEVdev, &priv-lowerdev-dev for the virtwifi network devices. However, unregistering a virtwifi device in...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath10k: Added cleanup of the peer map when deleting a peer in ath10kstastate. When peer deletion fails during a disconnection operation, a use-after-free occurs. This was detected by KFENCE in the log. The reason is that fo...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7921: fixed the use of memory after it was freed in mt7921acpiread. Do not dereference “sarroot” after it has been freed...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath9k – Avoid referencing uninitialized memory in ath9kwmictrlrx. For the same reasons described in commit b383e8abed41 “Wifi: ath9k – Avoid uninitialized memory reading in ath9khtcrxmsg”, ath9khtcrxmsg should validate the...