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

In the Linux kernel, the following vulnerability has been resolved: memcg: Protection for concurrent access to memcgroupidr Commit 73f576c04b94 “mm: memcontrol: Fixing cgroup creation failures after many small operations” separated the memcgroupidr IDs from the CSS ID space to address cgroup...

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

In the Linux kernel, the following vulnerabilities have been resolved: eth: sungem: Remove .ndopollcontroller to avoid deadlocks. Erhard reports netpoll warnings from sungem: netpollsendskbondev: eth0 enables interrupts during polling gemstartxmit+0x0/0x398. Warning: CPU: 1, PID: 1; at...

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

In the Linux kernel, the following vulnerability has been resolved: NFS: A race condition during the update of an existing write request has been fixed. After the nfslockandjoinrequests function checks whether the request is still attached to the mapping, nothing prevents a call to nfs...

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

In the Linux kernel, the following vulnerability has been resolved: fbdev: pxafb: Fixed possible use after free in pxafbtask. In the pxafbprobe function, it calls the pxafbinitfbinfo function. After that, &fbi-task is associated with pxafbtask. Moreover, within this pxafbinitfbinfo function, the...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: i40e: Fixed the XDP program unloading process when removing the driver. The commit 6533e558c650 “i40e: Fixed the reset path when removing the driver” introduced a new PF state "I40EINREMOVE" to prevent modifications to the XDP...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftsocket: The WARNONONCE message was removed when the maximum cgroup level was set. By default, the maximum depth of a cgroup is INTMAX. There’s a setting that allows restricting this maximum depth to a more reasonabl...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fs/inode: Prevent dumpmapping from accessing invalid dentry.dname.name It has been observed that a crash occurs during the hot removal of a memory device, in which the user is accessing hugetlb. See the call trace as follows:...

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: USB: core: Fixed a deadlock in usbdeauthorizeinterface Among the attribute file callback routines in drivers/usb/core/sysfs.c, the interfaceauthorizedstore function is the only one that acquires a device lock on an ancestor devic...

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: PCI: Fixed a use-after-free of slot-bus during hot removal. Dennis reported a boot crash on recent Lenovo laptops with a USB4 dock. Since the commit 0fc70886569c "thunderbolt: Reset USB4 v2 host router" and the commit...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: USB: dwc3 – A memory leak was fixed by using debugfslookup. When calling debugfslookup, the result must also call dput; otherwise, a memory leak will occur over time. To simplify this, simply call debugfslookupandremove, which...

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

In the Linux kernel, the following vulnerability has been resolved: net:sfc: Fixed issues with non-freezed interrupts in legacy IRQ mode. The SFC driver can be configured using modparam to work with MSI-X, MSI, or legacy IRQ interrupts. In the latter case, the interrupt wasn’t properly released...

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

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: displayport: Fixed NULL pointer access issues. This patch ensures that the UCSI driver waits for all pending tasks in the ucsidisplayportwork workqueue to complete execution before proceeding with the partner...

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: imxsckey – fixed memory corruption upon unloading. It should be labeled as “priv”, but we accidentally passed “&priv”, which is an address in the stack. This can lead to memory corruption when the imxsckeyaction function i...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: blktrace: Fixed a UAF in the blkTraceAccess function after removal by sysfs. There is a use-after-free issue triggered by the following process: bash P1sda P2sdb echo 0 /sys/block/sdb/trace/enable blkTraceRemoveQueue...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: The calltrace warning in amddrmbuddyfini has been fixed. The following call trace was observed when the amdgpu driver was removed. This issue arises because the BOs allocated for psp are not freed until the driver is...

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

In the Linux kernel, the following vulnerability has been resolved: serial: max3100: Update uartdriverregistered upon driver removal The removal of the last MAX3100 device triggers the removal of the corresponding driver. However, the code does not update the respective global variable. After 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: um: ubd: Do not use drvdata in release. The drvdata is not available in release. Let’s simply use containerof to obtain the ubd instance. Otherwise, removing a ubd device will result in a crash: RIP: 0033:blkmqfreetagset+0x1f/0xb...

Astra Linux – Vulnerability in Firefox and Thunderbird

Dragging a URL from a cross-origin iframe that was removed during the drag-and-drop process could lead to user confusion and website spoofing attacks. This vulnerability affects Firefox 111, Firefox ESR 102.9, and Thunderbird 102.9...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ata: libata-transport: fixed error handling in atatdevadd In atatdevadd, the return value of transportadddevice is not checked. As a result, a null-ptr-deref occurs when removing the module, because transportremovedevice is calle...