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: team: prevent adding a device which is already a team device lower Prevent adding a device which is already a team device lower, e.g. adding veth0 if vlan1 was already added and veth0 is a lower of vlan1. This is not useful in...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iouring: A potential deadlock has been fixed in ioregisteriowqmaxworkers. The ioregisteriowqmaxworkers function calls ioputsqdata, which acquires the sqd-lock without releasing the uringlock. Similar to the commit 009ad9f0c6ee...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: For dm-raid456 and md/raid456: A deadlock has been fixed in dm-raid456 when I/O operations are concurrent with the reshape operation. For raid456, if reshape is still in progress, then I/O operations across the reshape positio...

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: exfat: fixed a potential deadlock in exfatgetdentryset When accessing a file with more entries than ESMAXENTRYNUM, the bh-array is allocated in exfatgetdentryset. The problem is that the bh-array is allocated using GFPKERNEL. Thi...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: smb3: Fixed the potential deadlock due to lock ordering in the cifssyncmidresult function. Coverity identified that the cifssyncmidresult function could lead to a deadlock. “Thread deadlock ORDERREVERSAL lockorder: Calling spinlo...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ice: Fixed a race condition during the interface enslavement process. The commit 5dbbbd01cbba83 “ice: Avoiding RTNL lock when recreating auxiliary devices” modifies the process of recreating auxiliary devices. As a result, the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: “Revert ‘media: v4l2-ctrls: show all owned controls in logstatus’”. This change is reflected in commit 9801b5b28c6929139d6fceeee8d739cc67bb2739. This patch introduced a potential deadlock scenario: Wed May 8 10:02:06 2024 Possibl...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/vc4: Fixed deadlock issues during DSI device attachment The attachment of a DSI device to a DSI host is performed while the host device’s lock is held. Unregistering the host device in the “device attachment” error path...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: hwmon: acpipowermeter Fixed deadlocks related to acpipowermeternotify The .notify callback function of the acpipowermeter driver, acpipowermeternotify, calls hwmondeviceunregister under a lock that is also acquired by callbacks i...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: USB: core: Fixed a deadlock in the “disable” sysfs attribute. The show and store callback routines for the “disable” sysfs attribute in port.c acquire the device lock for the port’s parent hub. This can cause problems if another...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/imagination: avoided deadlock on fence release The processing of fence release in the scheduler queue is performed on a workqueue, rather than directly in the release function itself. Deadlock issues have been fixed, such ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Revert “f2fs: block cache/dio write during f2fsenablecheckpoint”. This revert commits 196c81fdd438f7ac429d5639090a9816abb9760a. The original patch might cause a deadlock; revert it. write remount - writebegin - lockpage --- lock ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Only IB representatives are reloaded when lag is disabled/enabled. When lag is disabled, the bond’s IB device, along with all its representatives, are destroyed. Then, the slaves’ representatives are reloaded. If the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: powerpc/qspinlock: Fixed deadlock in the MCS queue. If an interrupt occurs in queuedspinlockslowpath after we increment qnodesp-count and before node-lock is initialized, another CPU may see stale lock values in gettailqnode. ...

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

In the Linux kernel, the following vulnerability has been resolved: scsi: Reverted “scsi: fcoe: Fix potential deadlock on &fip-ctlrlock”. This revertment is associated with the commit 1a1975551943f681772720f639ff42fbaa746212. This commit causes interrupts to be lost for FCoE devices, as it change...

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

In the Linux kernel, the following vulnerability has been resolved: The mcp251x device has a issue where a deadlock can occur if an interrupt occurs during the mcp251xopen function. The mcp251xhwwake function is called with the mpclock mutex held, and the interrupt handler is disabled so that no...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ice: Fix for locking during Tx timestamp tracking cleanup Commit 4dd0d5c33c3e “ice: Add locking around Tx timestamp tracker cleanup” added a lock around the Tx timestamp tracker process, which is used to clean up any remaining SK...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cfg80211: fixed a race condition in the netlink owner interface destruction process. My previous fix to address this issue created a deadlock situation, and there was a race condition where the exact same deadlock could occur...

Astra Linux – Vulnerability in Mariadb 10.3

In MariaDB before 10.9.2, the compresswrite function in extra/mariabackup/dscompress.cc does not release the datamutex upon a stream write failure, which allows local users to trigger a deadlock...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fixed a possible deadlock in rfcommskstatechange. syzbot reports a possible deadlock in rfcommskstatechange 1. While rfcommsockconnect acquires the sk lock and waits for the rfcomm lock, rfcommsockrelease might acquire...