Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

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 found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Wifi: nl80211 – Reject the “COOKFRAMES” flag if it is set along with other flags. It is possible for users to set both MONITORFLAGCOOKFRAMES and MONITORFLAGACTIVE flags simultaneously on the same monitor interface from the user...

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

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: wilc1000: Prevent use-after-free in wilcnetdevcleanup when cleaning up all interfaces. wilcnetdevcleanup currently triggers a KASAN warning. This can be observed during the interface registration process, or by simply...

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

In the Linux kernel, the following vulnerability has been resolved: wifi: b43: Stop/wake correct queue in DMA Tx path when QoS is disabled When QoS is disabled, the queue priority value will not map to the correct ieee80211 queue since there is only one queue. Stop/wake queue 0 when QoS is disabl...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: wfx: Fixed a possible NULL pointer dereferencing in wfxsetmfpap. Since 'ieee80211beaconget' may return NULL, wfxsetmfpap should check the return value before examining the skb data. Therefore, the latter function should...

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

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Do not return “unset power” in ieee80211gettxpower. We may receive a UBSAN warning if ieee80211gettxpower returns the INTMIN value that mac80211 internally uses for “unset power level”. UBSAN:...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: Check the A-MSDU format more carefully. If it seems that there is another subframe within the A-MSDU, but the header is not fully present, we may end up reading data outside its expected range, which would then ne...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: mt7601u: Fix an integer underflow An integer underflow caused by a null pointer dereference occurred in mt7601urxskbfromseg. The variable dmalen in the URB packet could be manipulated, which could trigger an integer underfl...

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: wl1251 – Fixed a memory leak in wl1251txwork. The skb packet dequeued from txqueue is lost when the wl1251pselpwakeup function fails with an -ETIMEDOUT error. This issue was fixed by re-queuing the skb packet back into...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: wilc1000 – Fixed RCU usage in the connect path. With lockdep enabled, calls to the connect function from the cfg802.11 layer lead to the following warning: ============================= WARNING: Suspicious RCU usage...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: wilc1000: using vmmtable as an array in the wilc struct. Enabling KASAN and running some iperf tests causes some memory issues related to vmmtable. Bug: KASAN: A slab-out-of-bounds issue exists in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: iwlwifi: mvm – Ensure that the queue for the offloaded TID exists. The resume code path assumes that the TX queue for the offloaded TID has been configured. At the time of resuming operations, it attempts to synchronize the...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

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

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath9k: Delay all operations related to ath9kwmieventtasklet until initialization is complete. The ath9kwmieventtasklet function used in ath9khtc assumes that all data structures have been fully initialized by the time it...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

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 in Linux

A issue was discovered on Samsung Galaxy S3 i9305 4.4.4 devices. The WEP, WPA, WPA2, and WPA3 implementations accept second or subsequent broadcast fragments even when sent in plaintext and process them as fully unfragmented frames. An adversary can exploit this vulnerability to inject arbitrary...

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: brcmsmac – added a gain range check to wlcPhyiqcalgainparamsnphy. In wlcPhyiqcalgainparamsnphy, add a gain range check to WARN, instead of potentially unsafe access to the tbliqcalgainparamsnphy array. This fix has been...

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: mt76: disabling NAPI during driver removal A warning regarding driver removal began to appear after the commit 9dd05df8403b „net: warn if NAPI instance wasn’t shut down”. The Tx NAPI should be disabled before deleting it in...

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: at76c50x – Fixed the use of resources after freeing the pointer in at76disconnect. The memory pointed to by priv is freed at the end of the at76deletedevice function using ieee80211freehw. However, the code then accesses th...

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

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...