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

In the Linux kernel, the following vulnerability has been resolved: net: bridge: xmit: Ensure that the ethheaderlen field is set to a valid value. The syzbot triggered an uninitvalue1 error in the bridgedevice’s xmit path by sending a packet shorter than ETHHLEN bytes. To fix this issue, check...

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: s390/zcrypt: fixed reference counting on zcrypt card objects Tests with hot-plugging crypto cards on KVM guests with a debug kernel build revealed an use-after-free of the load field of the struct zcryptcard. The issue was due...

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

In the Linux kernel, the following vulnerability has been resolved: net/sctp: A null dereference in the sctpdisposition sctpsfdo51Dce function has been fixed. If newasoc-peer.adaptationind=0, sctpulpeventmakeauthkey=0, and sctpulpeventmakeauthkey returns 0, then the variable aiev remains zero, an...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: cpu: Re-enable CPU mitigations by default for !X86 architectures. Rename the configuration for x86 to CPUMITIGATIONS, define it in the generic code, and apply it to all architectures except x86. A recent commit that turned...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: e100: A potential use of memory after freeing it has been fixed in e100xmitprepare. In e100xmitprepare, if we cannot map the skb, then -ENOMEM is returned. As a result, e100xmitframe will return NETDEVTXBUSY, and the upper layer...

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: Input: pegasus-notetaker – fixed potential out-of-bounds access issues. In the pegasusnotetaker driver, the pegasusprobe function allocates the URB transfer buffer using the wMaxPacketSize value from the endpoint descriptor. An...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: bootmem: The vmemmap pages are removed from kmemleak when freeing the page. These pages were previously marked as part of kmemleak when allocated from a memblock. Removing them from kmemleak ensures that errors related to thes...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fbdev: fbpm2fb: Avoid potential divide by zero errors In dofbioctl of fbmem.c, if cmd is FBIOPUTVSCREENINFO, var will be copied from the user. Then, the functions fbsetvar and info-fbops-fbcheckvar will be called, which might...

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: xen: Fixed the issue where resources were not properly released in xenbusdevprobe This patch addresses a issue with the xenbusdevprobe function. In the xenbusdevprobe function, within the if err branch at line 313, the program...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: imx-jpeg: Fixed potential error pointer dereferencing in detachpm The issue occurs on the first line: if jpeg-pddevi && !pmruntimesuspendedjpeg-pddevi If jpeg-pddevi is an error pointer, passing it to pmruntimesuspended wi...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: imx-jpeg: Set video drvdata before registering the video device The video drvdata should be set before the video device is registered. Otherwise, videodrvdata may return NULL in the open file operations, leading to errors...

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: sunrpc: Clearing the XPRTSOCKUPDTIMEOUT when resetting the transport. Since the transport-sock has been set to NULL during the reset of the transport, the XPRTSOCKUPDTIMEOUT also needs to be cleared. Otherwise, the...

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: gtp: The device is destroyed along with the udp socket’s netns. The gtpnewlink function links the device to the list in devnet dev, instead of srcnet, where an udp tunnel socket is created. Even when srcnet is removed, the...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Improved SCSI abort handling The following issue was observed in a test setup: WARNING: CPU: 4, PID: 250: At drivers/scsi/ufs/ufshcd.c, line 2737: ufshcdqueuecommand+0x468/0x65c. Call trace:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fixed the issue of missing lock acquisition before performing sync reset reload operations. During sync reset reload operations, when a remote host updates devlink during the reload process, the lock acquisition before...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Call isoexit when unloading a module. If isoinit is called, isoexit must also be called when unloading the module. Without this, the struct proto that isoinit registered with protoregister becomes invalid, which could...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: riscv/purgatory – align riscvkernelentry. When alignment handling is delegated to the kernel, everything must be word-aligned in purgatory, since the trap handler is then set to the kexec one. Without proper alignment, encounteri...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: xhci: dbc: Fixed a memory leak in xhciallocdbc If DbC is already in use, the allocated memory for the xhcidbc struct does not get freed before returning NULL, resulting in a memory leak...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Ring-Buffer: Handled race conditions between rbmovetail and rbcheckpages. It appears there is a data race between writing to the ringbuffer and performing integrity checks. Specifically, the RBFLAG of headpage is being updated,...