Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: hwmon: In coretemp, a bug was fixed regarding the reference count leak of PCI devices in nv1aramnew. According to the comments on pcigetdomainbusandslot, it returns a PCI device whose reference count is incremented after use. The...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: leds: led-core: A reference count leak was fixed in ledget. The classfinddevicebyofnode function calls classfinddevice, which will hold a reference. The putdevice function is used to release the reference when no longer needed...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: The issue of the refcount leak in the PCI device during amdgpuatrmgetbios has been fixed. According to the comments on pcigetclass, it returns a pcidevice with its refcount being incremented. Additionally, the refcoun...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: - net: 9p: fixed a refcount leak in error handling of p9readwork. - p9reqput must be called when m-rreq-rc.sdata is NULL to avoid a temporary refcount leak. Dominique: made changes to the commit message, fixed arguments for...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: mediatek: mt8173-rt5650: Fixed a refcount leak in mt8173rt5650devprobe. ofparsephandle returns a node pointer with a refcount incremented; we should use ofnodeput on it when it is no longer needed. Fixed refcount leaks i...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: altera: Fixed the reference count leak in alteratsemdiocreate. In every iteration of foreachchildofnode, the reference count of the previous node is decremented. When exiting a foreachchildofnode loop, we need to explicitly...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: xtensa: xtfpga: Fixed a refcount leak bug in setup. In machinesetup, offindcompatiblenode will return a node pointer with the refcount incremented. We should use ofnodeput when it is no longer needed...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: pinctrl: rockchip: Fixed the refcount leak in rockchippinctrlparsegroups. The function offindnodebyphandle returns a node pointer with the refcount incremented. We should use ofnodeput on it when it is no longer necessary. Add th...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: dsa: microchip: kszcommon: Fixed the refcount leak bug. In kszswitchregister, we should call ofnodeput for the reference returned by ofgetchildbyname, which has increased the refcount...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: don't check if plane-state-fb == state-fb Currently, when using non-blocking commits, we can see the following kernel warning: 110.908514 ------------ cut here ------------ 110.908529 refcountt: underflow; use-after-free...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: HSI: omapssi: Fixed a refcount leak in ssiprobe. When returning from or prematurely terminating a foreachavailablechildofnode loop, we need to explicitly call ofnodeput on the child node to potentially release the node...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mips: cdmm: Fixed the refcount leak in mipscdmmphysbase. The offindcompatiblenode function returns a node pointer with the refcount incremented. We should use ofnodeput on it after processing. Also, add the missing ofnodeput to...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: atmel: The issue with reference counting was fixed in atmelnandcontrollerinit. The reference counting issue occurs in several error handling paths involving an object with a refcount, called “nc-dmac”. In these path...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ARM: exynos: Fixed a refcount leak in exynosmappmu. offindmatchingnode returns a node pointer with a refcount incremented. We should use ofnodeput on it when there is no longer a need for it. Added ofnodeput to avoid the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: - regulator: pfuze100 – Fixed the refcount leak in pfuzeparseregulatorsdt. - ofnodeget now returns a node with the refcount incremented. - calling ofnodeput to drop the reference when it’s no longer needed...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Device property: Fixed the node refcount leak in fwnodegraphgetnextendpoint. The “parent” returned by fwnodegraphgetportparent has its refcount incremented when ‘prev’ is not NULL. This variable needs to be set after using it...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: gpio/rockchip: fixed the refcount leak in rockchipgpiolibregister The node returned by ofgetparent, where the refcount is incremented, needs to be called when it is no longer used. Therefore, this issue should be added at 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: 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. To avoid...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: configfs: A possible memory leak has been fixed in configfscreatedir. kmemleak: Memory leaks were reported in configfscreatedir. - Unreferenced object 0xffff888009f6af00 size 192: Command: “modprobe”, PID: 3777, Jiffies:...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: Fixed the use of VAS memory after freeing it. The reference count on the memory module is dropped before the coprocessor is detached...