Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mmc: meson-gx: fixed the return value check in mmcaddhost The mmcaddhost function may return an error. If we ignore its return value, it will cause two issues: 1. The memory allocated in mmcallochost may be leaked. 2. In the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: pm80xx: A memory leak was fixed during the rmmod process. The driver failed to release all the memory it had allocated. This could lead to a memory leak during the removal of the driver. Memory is properly freed when the...

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

In the Linux kernel, the following vulnerabilities have been resolved: Input: raspberrypi-ts – fixed the reference count leak in rpitsprobe. The rpifirmwareget function takes a reference; we need to release it in error paths as well. Use the devmrpifirmwareget helper to handle resources. Also,...

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

In the Linux kernel, the following vulnerabilities have been resolved: wifi: iwlwifi: pcie: fixed a possible NULL pointer derefrence issue It is possible that iwlpciprobe may fail and free the trans structure. After that, iwlpciRemove may be called, but it will crash when trying to access a trans...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Writeback: Avoid use-after-free after removing a device. When a disk is removed, bdiunregister is called to stop further writeback operations and wait for the associated delayed tasks to complete. However, wb inodewritebackend ma...

Astra Linux – Vulnerability in Linux, Linux 5.10

A vulnerability was discovered in the Linux kernel, where a use-after-free condition could occur in nouveau’s postclose handler if a device is removed. This situation occurs when removing a device—a process that isn’t common for physically removing a video card without shutting down the system...

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 vulnerability has been resolved: net/mlx5e: Nullifies the cq-dbg pointer in mlx5debugcqRemove Before this patch, if mlx5CoreDestroyCq failed, the destruction operations continued. However, mlx5CoreDestroyCq could be called again by the user, causing additional...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: xen-netfront: Fixed NULL pointers after live migration. NAPIs are set up for each network interface to poll data for the kernel. The interface with the source host is destroyed during live migration, and a new interface with t...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: Removed the RTNL dance for SIOCBRADDIF and SIOCBRDELIF. SIOCBRDELIF is passed to devioctl first, and then forwarded to brioctlcall. This causes unnecessary RTNL dance and a “splat” below 0 under RTNL pressure. Suppose...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: smartpqi: Fixed the issue where device resources were accessed after the device was removed. This corrected potential race conditions during device removal. Previously, a scheduled task to reset a LUN could still execute...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: phy: fsl-usb: Fixed a use-after-free issue during delayed work when removing a device. The delayed work item, otgevent, is initialized in fslotgconf and scheduled under two conditions: 1. When a host controller binds to 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: btrfs: ref-verify: Fix for a use-after-free after an invalid ref action. After calling btrfsreftreemod, if we successfully insert the new ref entry local variable 'ref' into the respective block entry’s rbtree local variable 'be,...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Fixed an oops during rmmod on single-CPU platforms. During the removal of the idxd driver, a registered offline callback was invoked as part of the cleanup process. However, on systems with only one CPU online, n...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: perf/smmuv3: Fixed the hotplug callback leak in armsmmupmuinit. armsmmupmuinit will not remove the callback added by cpuhpsetupstatemulti when platformdriverregister fails. The callback must be removed by cpuhpremovemultistate in...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Tracing: Free buffers when a used dynamic event is removed After 65536 dynamic events have been added and removed, the “type” field of the event uses the first available type number which is not currently used by other events. A...

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

In the Linux kernel, the following vulnerability has been resolved: nfc: st-nci: Fixed a use-after-free bug in ndlcremove due to a race condition This bug affects both stncii2cremove and stncispiremove. Take stncii2cremove as an example. In stncii2cprobe, it calls ndlcprobe and binds &ndlc-smwork...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: scsi: core: Fixed a regression related to the removal of the procfs host directory. The scsiprochostdirrm function decreases a reference counter; therefore, it should only be called once per host that is removed. This change...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Fixed the use of memory after freeing it in scsihexpandernoderemove. The function mpt3sastransportportremove called in scsihexpandernoderemove frees the port field of the sasexpander structure. This leads to a...

Astra Linux – Vulnerability in Linux 5.15

A use-after-free flaw was discovered in the Linux kernel. When a disk is removed, the bdiunregister function is called to stop further write-back operations, and the system waits for the associated delayed tasks to complete. However, the wb inodewritebackend function may schedule bandwidth...