Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: rapidio: rio: Fixed a possible name leak in rioregistermport. If deviceregister returns an error, the name allocated by devsetname needs to be freed. This should be done using putdevice, so that the reference in the error path is...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: block: fixed leakage of debugfs entries caused by blktrace. The commit 99d055b4fd4b “block: removed per-disk debugfs files in blkunregisterqueue” moves blkTraceShutdown from blkReleaseQueue to blkUnregisterQueue. This is safe if...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: regulator: raa215300 – Fixed resource leak in case of errors The clkregisterclkdev function allocates memory by calling vclkdevalloc, and this memory is not freed in the error path. Similarly, resources allocated by...

Astra Linux – Vulnerability in Linux 5.10, Linux

A use-after-free flaw was identified due to a race between the superblock operations in the gadgetfs Linux driver. This flaw could be triggered by removing a device that is running the gadgetfs side...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: The queuelock must be held when removing blkg-qnode. When blkg is removed from q-blkglist in the blkgfreeworkfn function, the queuelock must be held. Otherwise, various bugs such as list corruption, hard lockups, etc...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: vhost-vdpa: fixed an iotlb memory leak Before commit 3d5698793897 “vhost-vdpa: introduced ASID-based IOTLB”, we called vhostvdpaiotlbunmapv, iotlb, 0ULL, 0ULL – 1 during the release phase to free all resources allocated when...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/i915/gvt: fixed the issue where vGPU debugfs was cleaned up during the remove operation. Check carefully whether the root debugfs is available when destroying the vGPU. For example, in the remove operation, the DRM minor’s...

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: ASoC: codecs: wcd-mbhc-v2: fixed resource leaks during component removal. The MBHC resources must be released in case of component probe failures and removals; therefore, they cannot be tied to the lifetime of the component devic...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net: dsa: ocelot: The function dsatag8021qunregister is called under rtnllock when removing a driver. When the currently used tagging protocol is “ocelot-8021q”, and we unbind the driver, we encounter this error: bash $ echo...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bonding: An oops occurred during the rmmod operation. The command “rmmod bonding” causes an oops since the commit with the code change cc317ea3d927” „bonding: remove the redundant NULL check in the debugfs function”. The followin...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: idpf: checked for errors when calling registernetdev in init. The current init logic ignores the error code from registernetdev. This could lead to a WARNON message when attempting to unregister the device, if such an attempt...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: media: verisilicon: Fixed a kernel panic caused by misuse of initconst. Fixed a kernel panic that occurred when probing the driver as a module: - Unable to handle a kernel paging request at the virtual address ffffd9c18eb05000...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: HID: usbhid: Free rawreport buffers in usbhidstop This fix addresses a memory leak reported by syzbot at: https://syzkaller.appspot.com/bug?id=7b4fa7cb1a7c2d3342a2a8a6c53371c8c418ab47...

Astra Linux – Vulnerability in Firefox and Thunderbird

During operations on MessageTasks, a task may be removed while it is still scheduled, resulting in memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird 78.15, Thunderbird 91.2, Firefox ESR 91.2, Firefox ESR 78.15, and Firefox 93...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: igb: Clean up operations in all error paths when enabling SR-IOV After commit 50f303496d92 “igb: Enabling SR-IOV after reinit”, removing the igb module could cause a hang or crash depending on the machine when the module was load...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mptcp: The logic for removing addresses in mptcppmnlrmaddr has been fixed. The inverted WARNONONCE condition that prevented normal address removal updates has also been fixed. The current code only executes the decrement logic...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: spi: spi-qpic-snand: Unregisters the ECC engine upon probe error and device removal. The on-host hardware ECC engine remains registered both when the spiregistercontroller function returns an error, and also upon device removal...

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

In the Linux kernel, the following vulnerabilities have been resolved: IB/hfi1: Fixed a possible panic during hotplug remove. During hotplug remove, it is possible that the update counters’ operations might still be pending, and they may run after memory has been freed. Cancel the update counters...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - For the spi: amlogic: spifc-a4 component, there is a issue where the ECC engine is not registered properly upon probe failures, and the remove callback is not executed. - The amlsfcprobe function registers the on-host NAND E...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mwifiex: The link must be brought down before the interface is deleted. We can encounter a deadlock situation when using rmmod to remove a driver or during firmware reset. This is because the cfg80211unregisterwdev function mu...