Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: Fixed a race condition in hcicmdsyncclear. There is a potential race condition in hcicmdsyncwork and hcicmdsyncclear, which could lead to use-after-free issues. For example, hcicmdsyncwork is added to the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ath11k: mhi: use mhisyncpowerup If amss.bin is missing, ath11k will crash during the ‘rmmod ath11kpci’ command. The reason for this is that we were using mhipowerup, which does not check for any errors. However, mhisyncpowerup do...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Drivers: tty: serial: Fixed a deadlock in sa1100settermios There is a deadlock in sa1100settermios, as shown below: Thread 1 | Thread 2 | sa1100enablems sa1100settermios | modtimer spinlockirqsave //1 | Wait for a while ... |...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: Use RCU for hciconnparams and iterate safely in hcisync. hciupdateacceptlistsync iterates over hdev-pendleconns and hdev-pendlereports, and waits for controller events within the loop body, without holding the hdev...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: atm: iphase: fixed a possible use-after-free in iamoduleexit The remove function of this module calls deltimer. However, that function does not wait for the timer handler to complete. This means that the timer handler may still b...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ptp: ocp: fixed use-after-free bugs caused by ptpocpwatchdog The ptpocpdetach function only shuts down the watchdog timer if it is pending. However, if the timer handler is already running, timerdeletesync is not called. This...

Astra Linux – Vulnerability in Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ax25: Fixing use-after-free bugs caused by ax25dsdeltimer. When the ax25 device is being detached, the ax25devdevicedown function calls ax25dsdeltimer to clean up the slavetimer. When the timer handler is running, the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciqca: It is necessary to call deltimersync before freeing a timer. A crash report indicated that the timer list might become corrupted when a timer is freed while still active. This issue is commonly caused by code...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: e1000: Moved cancelworksync to avoid deadlock. Previously, e1000down called cancelworksync for the e1000 reset task via e1000downandstop, which caused a RTNL condition. According to user reports and syzbot, a deadlock may occur i...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: rejecting malformed HCICMDSYNC commands In mgmthcicmdsync, check whether the size of the parameters passed in struct mgmtcphcicmdsync matches the total size of the data i.e., sizeofstruct mgmtcphcicmdsync plus th...

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: Bluetooth: btintel: Fixed a null pointer dereference in btintelreadversion. If hcicmdsyncComplete is triggered and skb is NULL, then hdev-reqskb will also be NULL, which will cause this issue...

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

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: Fixed a memory leak in hcireqsyncComplete In the function hcireqsyncComplete, always free the previous sync request state before assigning a reference to a new one...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: hciconn: Fixed memory leaks When hcicmdsyncqueue fails in hcileterminatebig or hcilebigterminate, the memory pointed to by the variable d is not freed, which can lead to memory leaks. A release mechanism should be...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: oss: Fixed a race condition in SNDCTLDSPSYNC There is a small race condition in the sndpcmosssync function, which is called from OSS PCM SNDCTLDSPSYNC ioctl. Specifically, the function calls sndpcmossmakeready first, a...

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

In the Linux kernel, the following vulnerability has been resolved: Media: BTTV – Fixed an issue where a use-after-free error occurred due to the btv-timeout timer. There may be a race condition between the btvirqtimeout timer function and bttvremove. The timer is set up in the probe phase, and...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: i40e: Fixed NULL pointer dereferencing in VSI filter synchronization. The issue of NULL pointer dereferencing in sync VSI filters has been eliminated. A new I40EVSIRELEASING flag was added to indicate the deletion and release of...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: macsec: sync features on RTMNEWLINK Syzkaller was able to lock the lower device via ETHTOOLSFEATURES: - netdevlock, include/linux/netdevice.h: 2761 inline - netdevops, include/net/netdevlock.h: 42 inline -...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: tipc: Fixed a use-after-free issue in tipcnamedreinit. syzbot identified the following issue: BUG: KASAN: Use-after-free in tipcnamedreinit+0x94f/0x9b0 net/tipc/namedistr.c:413 A 8-byte read at address ffff88805299a000 was...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: hciconn: Fixed a crash that occurred during hcicreatecissync. When attempting to connect multiple ISO sockets without using DEFERSETUP, the following crash may occur: BUG: KASAN: Null pointer dereferencing in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dmaengine: dw-edma: HDMA: Add sync read before starting the DMA transfer in remote setup The linked list elements and pointers are not stored in the same memory as the HDMA controller register. If the doorbell register is toggled...