Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: fixed a use-after-free bug in brcmfnetdevstartxmit ret = brcmfprototxqueuedatadrvr, ifp-ifidx, skb; may be scheduled, and then completed before the line ndev-stats.txbytes += skb-len; 46.912801...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: mt76: Do not run mt76ustatusworker if the device is not running. Fixed the issue of NULL pointer dereferencing, preventing the mt76ustatusworker thread from being executed if the device is not running yet. KASAN:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: mt76: mt7921s: Fixed a slab-out-of-bounds access in the SDIO host. SDIO may require an additional 511 bytes to align bus operations. If the tailroom of this skb is not sufficient, we might access an invalid memory region...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath9k: Avoid reading uninitialized memory in ath9khtcrxmsg. syzbot reports that the uninitialized value is accessed at ath9khtcrxmsg. For ioctlUSBRAWIOCTLEPWRITE, the function ath9khifusbrxstream may call with pktlen = 0, b...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: wilc1000: added the missing unregisternetdev function in wilcnetdevifcinit. The fault injection test reports this issue as follows: Kernel BUG at net/core/dev.c:10731! Invalid opcode: 0000 1 PREEMPT SMP KASAN PTI Call trace...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: brcmfmac – Check the count value of the channel specification to prevent out-of-bounds reads This patch fixes out-of-bounds reads in brcmfconstructchaninfo and brcmfenablebw402g, which occur when the count value of the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix use-after-free We have already freed the assocdata at this point, so we need to use another copy of the AP MLD address instead...

Astra Linux – Vulnerability in Linux 5.10

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, Linux-5.15, Linux-5.10

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: cfg80211: The PMK parameter is now passed as binary data, rather than hexadecimal data. It appears that the hexadecimal passphrase mechanism does not work on newer chips/firmwares e.g., BCM4387. There was actually...

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 vulnerabilities have been resolved: Wifi: mt76: mt7996: fixed a memory leak in mt7996mcuexit. The mcuskb queues in the mt7996mcuexit routine must always be purged, even if mt7996firmwarestate fails...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: wifi: rtw88: use a work to update the rate to avoid RCU warnings. The ieee80211ops::starcupdate function must be atomic, because ieee80211chanbwchange holds a rcuread lock while calling drvstarcupdate. Therefore, a work must b...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: brwifi: brcmfmac – Fixed a potential kernel error when the probe function fails. When the probe of the sdio brwifi brcmfmac device fails for certain reasons e.g., missing firmware, the sdiodev-bus is set to “error” instead ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: rtw89 – fixed the potential zero beacon interval in beacon tracking. During fuzz testing, it was discovered that bssconf-beaconint might be zero, which could lead to a division by zero error in subsequent calculations. If t...

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: nl80211: rejection iftype changes with mesh ID changes It is currently possible to change the mesh ID when the interface is not yet in mesh mode, while also changing it into mesh mode. This leads to an overwrite of data in...

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

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: mt76: dma: fixed a memory leak that occurred during the mt76dmatxcleanup routine. Fixed the memory leak caused by unregistering devices, and ensured that all configured rx queues are always cleaned up during the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: ath12k – Fixed issues with dfs-radar and temperature event locking. The ath12k active PDevs are protected by RCU, but the code responsible for handling DFS-radar and temperature events, which calls ath12kmacgetarbypdevid...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: mt76: wed: Use the proper wed reference in mt76 wed driver calls. The MT7996 driver can use both wed and wedhif2 devices to offload traffic from/to the wireless NIC. In the current codebase, we assume to always use the...

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: mac80211: check S1G action frame size Before checking the action code, make sure that it actually exists in the frame...