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

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath9k: htchst: In the ath9khtcrxmsg function, if there is no callback function, the provided skb is not freed. It is stated that ath9khtcrxmsg either frees the provided skb or passes its management to another callback...

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

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: ath9k: Fixed a potential array-index-out-of-bounds read in ath9khtctxstatus. The bug occurs when txs-cnt—data from a URB provided by a USB device—is larger than the size of the array txs-txstatus, which is HTCMAXTXSTATUS...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ath9khtc: fixed uninitialized values Syzbot reported 2 KMSAN bugs in ath9k. All of these bugs are caused by missing field initialization. In htcconnectservice, svcmetalen and pad are not initialized. Based on the code, it seem...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: Fix use-after-free in ath9khifusbdisconnect This patch fixes a use-after-free in ath9k that occurs in ath9khifusbdisconnect when ath9kdestroywmi is trying to access 'drvpriv' that has already been freed by...

Astra Linux - уязвимость в linux, linux-5.15, linux-5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: ath9k: hifusb: Fixed a memory leak related to remainskbs. The variable hifdev-remainskb is allocated and used exclusively in ath9khifusbrxstream. It is implied that an allocated remainskb is processed and then freed in...

Astra Linux - уязвимость в 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...

Astra Linux - уязвимость в linux-5.10, linux

A use-after-free flaw was discovered in the Linux kernel’s Atheros wireless adapter driver, where a user can cause the ath9khtcwaitfortarget function to fail with certain input messages. This flaw allows a local user to crash the system or potentially escalate their privileges on the system...

Astra Linux - уязвимость в linux, linux-5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath9k: hifusb: A memory leak in urbs has been fixed in ath9khifusbdealloctxurbs. Syzkaller reported a well-known leak of urbs in ath9khifusbdealloctxurbs. The cause of the leak is that usbgeturb is called, but usbfreeurb or...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath9k: hifusb: Clean up skbs if ath9khifusbrxstream fails Syzkaller detected a memory leak of skbs in ath9khifusbrxstream. While processing skbs in ath9khifusbrxstream, the already allocated skbs in skbpool are not freed if...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

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 ath9khtcrxmsg with...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath9k: Fixed a potential stack-out-of-bounds write in ath9kwmirspcallback. This bug involves a write operation that occurs in a WMI response callback function, which is called after a timeout occurs in ath9kwmicmd. The writ...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath9k: hifusb: A use-after-free issue has been fixed in ath9khifusbregincb. It is possible that the skb buffer is freed during ath9khtcrxmsg, and then usbsubmiturb fails. As a result, we try to free the skb buffer again,...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ath9k: Fixed a use-after-free in ath9khifusbrxcb. Syzbot reported a use-after-free during the Read operation in ath9khifusbrxcb. The problem arose from incorrect initialization of htchandle-drvpriv. A likely call stack that...

Astra Linux – Vulnerability in Linux 5.15, Linux

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath9k – Verify that the expected usbendpoints are present. This bug occurs when a USB device claims to be an ATH9K device, but it does not have the expected endpoints. In this case, there was an interrupt endpoint, and the...

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 – 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...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-013411)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013411 advisory. In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: hifusb: fix memory leak of remainskbs hifdev-remainskb is allocated and used...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013755)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013755 advisory. In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: avoid uninit memory read in ath9khtcrxmsg syzbot is reporting uninit value at...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013646)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013646 advisory. In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: hifusb: fix memory leak of urbs in ath9khifusbdealloctxurbs Syzkaller reports a...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013541)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013541 advisory. In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: Fix use-after-free in ath9khifusbdisconnect This patch fixes a use-after-free in ath...