Astra Linux – Vulnerability in Linux

A issue was discovered in the Linux kernel before version 5.8. The lib/nlattr.c file allows attackers to cause a denial of service unbounded recursion through a nested Netlink policy with a back reference...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: core – Ensure that the LLD module reference count is set after the SCSI device is released. The SCSI host release is triggered when the SCSI device is freed. We must ensure that the low-level device driver module is not...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: usb: ohci-nxp: Fixed the refcount leak in ohcihcdnxpprobe. ofparsephandle returns a node pointer with a refcount incremented; we should use ofnodeput on it when it is no longer needed. Add ofnodeput to avoid the refcount leak...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: AppArmor: Fixed a reference count leak in aapivotroot. The aapivotroot function has a reference counting bug in a specific path. When aareplacecurrentlabel returns successfully, the function forgets to decrement the reference cou...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: mediatek: mt8195: Fixed error handling in mt8195mt6359rt1019rt5682devprobe. The devicenode pointer is returned by ofparsephandle, with the refcount incremented. We should use ofnodeput on it after the function is completed...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ARM: versatile: Added ofnodeput in dcscbinit. The devicenode pointer is returned by offindcompatiblenode, with the reference count incremented. We should use ofnodeput to avoid the reference count leak...

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

In the Linux kernel, the following vulnerability has been resolved: Platform/x86: dell-sysman: Fixed reference leak If a duplicate attribute is found using ksetfindobj, a reference to that attribute is returned. This means that we need to dispose of the duplicate attribute accordingly. Use...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ACPICA: Fixed a use-after-free in acpiutcopyipackagetoipackage. There is a use-after-free reported by KASAN: BUG: KASAN: use-after-free in acpiutremovereference+0x3b/0x82 Reading of size 1 at addr ffff888112afc460 by task...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bpf: Makes bpfrefcountacquire failable for non-owning references This patch fixes an incorrect assumption made in the original bpfrefcount series 0. Specifically, it assumes that the BPF program calling bpfrefcountacquire on a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/erdma: Fixed a reference count leak in erdmammap. The function rdmausermmapentryget takes a reference; we should release that reference when it is no longer needed. Add the missing rdmausermmapEntryPut function in the err...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/userq: Fixed the issue of a reference leak during queue teardown in version 2. The user mode queue maintains a pointer to the most recent fence in userq-lastfence. This pointer retains an additional dmafence reference...

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

In the Linux kernel, the following vulnerability has been resolved: SCTP: Added a refcnt field in sctpstreampriorities to avoid a nested loop. With this addition of the refcnt in sctpstreampriorities, we no longer need to traverse all streams to check whether a priority is used by other streams...

Astra Linux – Vulnerability in Linux 5.10, Linux

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. The ofnodeput call is used to avoid the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ublk: Clean up user copy references on the ublk server exit. If a ublk server process releases a ublk character device file, any requests dispatched to the ublk server but not yet completed will retain a reference value of...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mctp: route: hold key-lock in mctpflowprepareoutput The mctpflowprepareoutput function checks key-dev and may call mctpdevsetkey. However, it does not hold key-lock during this process. Both mctpdevsetkey and mctpdevreleasekey...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: i2c: img-scb – fixed a reference leak when pmruntimegetsync fails. The PM reference count is not expected to be incremented upon a return from the functions imgi2cxfer and imgi2cinit. However, pmruntimegetsync will still incremen...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: The dvbdev: device driver adopts a reference counter to avoid Use-After-Free UAF vulnerabilities. It is known that the dvbunregisterdevice function is prone to use-after-free issues. In other words, the cleanup performed by...

Astra Linux – Vulnerability in Linux 5.10, Linux

Several Linux PV device frontends are vulnerable to attacks by backends that use grant table interfaces to remove access rights in a way that is subject to race conditions. This can lead to potential data leaks, data corruption by malicious backends, and denial of service attacks. The blkfront,...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: net: tipc: fixed a possible refcount leak in tipcskcreate Free sk in case tipcskinsert fails...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: k3-udma-glue: Fix for ofk3udmaglueParsechnbyid The ofk3udmaglueParsechnbyid helper function erroneously invokes “ofnodeput” on the “udmaxnp” device node that was passed to it. Additionally, its reference count was...