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

In the Linux kernel, the following vulnerabilities have been resolved: irqchip/alpine-msi: The refcount leak in alpinemsixinitdomains has been fixed. The function ofirqfindparent returns a node pointer with the refcount incremented. We should use ofnodeput on it when it is no longer needed. Add...

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: drm/msm/mdp5: Do not leak some plane state. Apparently, no one noticed that the mdp5 plane states are being leaked quite severely. This issue was addressed since we introduced the planestate-commit refcount mechanism a few years...

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

In the Linux kernel, the following vulnerability has been resolved: ceph: The “use after free” error was detected by KASAN at the line cephbuffergetarg-xattrbuf;. This means that the reference count could not be incremented before the memory was freed. In the same file, in the handlecapgrant...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: lpc32xxudc: Fixed the refcount leak in lpc32xxudcprobe. The ofparsephandle function returns a node pointer with the refcount incremented. We should use ofnodeput on it when there is no longer a need for it. Add the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm: fixed a UAF Use-After-Free issue when vma-mm is freed after vma-vmrefcnt has been dropped. By introducing delays in the appropriate places, Jann Horn created a scenario where a UAF issue could occur—a problem that became...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: char: xillybus: A refcount leak was fixed in the cleanupdev function. The usbgetdev function is called in xillyusbprobe. Therefore, it is better to call usbputdev before releasing the xdev object...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: mt6797-mt6351 – Fixed the refcount leak in mt6797mt6351devprobe. The ofparsephandle function returns a node pointer with a refcount incremented. We should use ofnodeput on it when there is no longer a need for it. Add th...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: regulator: of: Fixed a refcount leak issue in ofgetregulationconstraints We should call ofnodeput for the reference returned by ofgetchildbyname, as this increased the refcount...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Memory: Samsung; Exynos5422-DMC: The refcount leak in ofgetdramtimings has been fixed. ofparsephandle returns a node pointer with a refcount incremented. We should use ofnodeput on it when it is no longer needed. This function...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ARM: OMAP2+: display: Fixed refcount leak bug In omapdssinitfbdev, offindnodebyname will return a node pointer with the refcount incremented. We should use ofnodeput when it is no longer needed...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: meson-mx-socinfo: The refcount leak in mesonmxsocinfoinit has been fixed. The offindmatchingnode function returns a node pointer with a refcount incremented. We should use ofnodeput on it when there is no longer a need for it...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: soc: qcom: aoss: The issue of a reference count leak in qmpcoolingdevicesregister has been fixed. In every iteration of the foreachavailablechildofnode loop, the reference count of the previous node is decremented. When exiting t...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mtd: parsers: ofpart: – Fixed a refcount leak in bcm4908partitionsfwoffset. The function offindnodebypath returns a node pointer with the refcount incremented. We should use ofnodeput on it when it is no longer needed. Add the...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: drm/meson: Fixed refcount bugs in mesonvpuhasavailableconnectors In this function, there are two refcount leak bugs: 1 When breaking out of foreachendpointofnode, we need to call ofnodeput for the ‘ep’; 2 We should call...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drm/mcde: The reference count leak in mcdedsibind has been fixed. In every iteration of foreachavailablechildofnode, the reference counter of the previous node is decremented. However, there is no decrement when exiting the loop,...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: libertas – Fixed a possible reference count leak in ifusbprobe. usbgetdev will be called before lbsgetfirmwareasync, which means that usbputdev needs to be called when lbsgetfirmwareasync fails...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: typec: wusb3801: fixed the refcount leak in wusb3801probe I encountered the following report during the fault injection test: OF: ERROR: memory leak; the expected refcount was 4 instead of 1. ofnodeget/ofnodeput is unbalance...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Regulator: Core – Fix for unbalanced node refcount in regulatordevlookup The following report was received: ERROR: Memory leak; expected refcount 1 instead of 2. Unbalanced in ofnodeget/ofnodeput – destroyed cset entry: Attaching...

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: amba: bus – fix refcount leak The commit 5de1540b7bc4 from drivers/amba: create devices from device tree increases the refcount of ofnode, but does not release it in ambadevicerelease. This results in a refcount leak. By using...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ARM: OMAP2+: pdata-quirks: Fixed a refcount leak bug In pdataquirksinitclocks, the loop contains offindnodebyname, but there is no corresponding ofnodeput...