Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: rtc: mt6397: Check the return value after calling platformgetresource. This could lead to a null-ptr-deref issue if platformgetresource returns NULL. Therefore, we need to check the return value...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: blk-iolatency: Fixed imbalances in the number of in-flight IO operations and issues with hanging during offline conditions. iolatency needs to track the number of in-flight IO operations per cgroup. Since this tracking can be...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Networks: Ethernet; Device: ti; Device: am65-cpsw-nuss: Fixed some refcount leaks. The ofgetchildbyname function returns a node pointer with the refcount incremented. We should use ofnodeput on it when it is no longer needed...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: mediatek – Fixed error handling in mt8173max98090devprobe. Also, the call to nodeputplatformnode was added to avoid a reference count leak in the error path...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Media: i2c: max9286 – Fix for kernel oops when removing the module When removing the max9286 module, a kernel oops occurs: Unable to handle kernel paging request at virtual address 000000aa00000094 Memory abort information: ES...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Cancel pending work when closing a MIDI substream When closing a USB MIDI output substream, there may still be pending work. This work would eventually access the rawmidi runtime object that is being released. To...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm: msm: fixed a possible memory leak in mdp5crtccursorset drmgemobjectlookup will call drmgemobjectget inside it. Therefore, cursorbo needs to be set when msmgemgetandpiniova fails...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: mediatek – Fixed the omission of ofnodeput in mt2701wm8960machineprobe. This node pointer is returned by ofparsephandle, and the reference count is incremented in this function. Calling ofnodeput was performed to avoid the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Do not free the IRQ if it was not requested. Since the msmdrmuninit function is called from the msmdrminit error path, additional care is necessary to avoid calling freeirq for the IRQ that was not requested. This issue...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Input: sparcsspkr – fixed the refcount leak in bbcbeepprobe. The function offindnodebypath calls ofnodeoptsbypath, which returns a node pointer with a refcount incremented. We should use ofnodeput on it after processing. Add...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: soc: bcm: Check for a NULL return from devmkzalloc. As a potential failure in allocation, devmkzalloc may return NULL. Then, pd-pmb and the subsequent lines of code may lead to a null pointer dereferencing. Therefore, it is bette...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/msm/mdp5: The return error code in mdp5mixerrelease is incorrect when a deadlock is detected. There is a possibility that mdp5getglobalstate may return-EDEADLK when acquiring the modeset lock. However, currently,...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: pinctrl: ralink: Check for a null return from devmkcalloc. Due to the potential failure of the allocation, data-domains might be a NULL pointer, and this could lead to the dereferencing of a NULL pointer later. Therefore, it migh...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Fixed the issue of null pointer dereferencing of the pointer perfmon. In the unlikely event that the pointer perfmon is null, the WARNON function is called after the pointer has already been dereferenced. This issue is...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: intel: A possible null-ptr-deref issue in ebunandprobe has been fixed. This issue could lead to a null-ptr-deref when using ‘res’. If platformgetresource returns NULL, moving using ‘res’ after devmioremapresource wi...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: tty: synclinkgt: Fixed the null-pointer-dereference issue in slgtclean. When the driver fails at allochdlcdev, and then we remove the driver module, we will encounter the following error: 25.065966 General protection fault; likel...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Drivers: tty: serial: Fixed a deadlock in sa1100settermios There is a deadlock in sa1100settermios, as shown below: Thread 1 | Thread 2 | sa1100enablems sa1100settermios | modtimer spinlockirqsave //1 | Wait for a while ... |...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Drivers: USB: Host: Fixed a deadlock in oxubussuspend There is a deadlock in oxubussuspend, as shown below: Thread 1 | Thread 2 | timeraction oxubussuspend | modtimer spinlockirq //1 | Wait for a while ... | oxuwatchdog...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: tty: A possible resource leak was fixed in icomprobe. When pcireadconfigdword failed, calls to pcireleaseregions and pcidisabledevice were made to reallocate the previously allocated resources...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Tracing: Fixed a sleeping function called from an invalid context in the RT kernel. When setting bootparams="traceevent=initcall:initcallstart tpprintk=1" in the cmdline, the outputprintk function was called, and spinlockirqsave...