Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: net/mlx5: Fixed a race condition related to command flushing flows. Fixed a warning due to a reference count issue after freeing memory, caused by a race condition involving command entries. This race condition occurs when one...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: - In media:meson:vdec, a possible refcount leak has been fixed in vdecprobe. It is necessary to call v4l2deviceunregister after vdecprobe fails, or when vdecremove is called...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: tpm: fixed reference counting for struct tpmchip The following sequence of operations results in a refcount warning: 1. Open the device /dev/tpmrm. 2. Remove the module tpmtisspi. 3. Write a TPM command to the file descriptor...

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: nfsd: Ensure that exp remains active before calling svcexportshow. The function eshow was called with protection from RCU. This only ensures that exp will not be freed. As a result, the reference count of exp can drop to zero,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ax25: Fixed the netdev refcount issue. The devtracker has been added to ax25cb in ax25bind. When the ax25 device is detached, the devtracker of ax25cb should be deallocated in ax25killbydevice, instead of the devtracker of...

Astra Linux – Vulnerability in Linux 5.15, Linux

In the Linux kernel, the following vulnerability has been resolved: cxl: Fixed the refcount leak in cxlcalccapprouting. The ofgetnextparent function returns a node pointer with the refcount incremented. We should use ofnodeput on it when it is no longer needed. This function only calls ofnodeput ...

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 – 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: mtd: maps: The refcount leak in offlashprobeversatile has been fixed. The function offindmatchingnodeandmatch returns a node pointer with a refcount incremented. We should use ofnodeput on this pointer 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: nfsd: Under NFSv4.1, fix the issue where double svcxprtput operations on rpccreate cause failures. In error situations, clp-clcbconn.cbxprt should not be referenced as referring to xprt. Otherwise, both client cleanup and erro...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: powerpc/iommu: Added ofnodeput in iommuinitearlydart. The devicenode pointer is returned by offindcompatiblenode, and its reference count is incremented. We should use ofnodeput to avoid the reference count leak...

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 vulnerability has been resolved: drm/radeon: The issue of the refcount leak in the PCI device during radeonatrmgetbios 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

A vulnerability was discovered in the Linux kernel, where a reference count leak occurs in the llcpsockbind function, leading to a use-after-free condition. This could result in privilege escalation...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: remoteproc: imxrproc: The issue of a refcount leak in imxrprocaddrinit has been fixed. Since the ofparsephandle function returns a node pointer with a refcount incremented, we should use ofnodeput on it when it is no longer neede...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: remoteproc: k3-r5: Fixed the reference count leak in k3r5clusterofinit. In every iteration of the foreachavailablechildofnode loop, the reference count of the previous node is decremented. When exiting the loop early, we need to...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: mt6359 – Fixed a refcount leak bug. In functions mt6359parsedt and mt6359accdetparsedt, we should call ofnodeput for the reference returned by ofgetchildbyname, which has caused an increase in the refcount...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

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

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: mtd: maps: Fixed the refcount leak in apflashinit. 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 the missing ofnodeput call to...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: fixed a refcount bug in skpsockget2. Syzkaller reported the refcount bug as follows: ------------ cut here ------------ refcountt: saturated; memory was leaking. WARNING: CPU: 1 PID: 3605 at lib/refcount.c:19...