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

In the Linux kernel, the following vulnerability has been resolved: tcp: Use refcountincnotzero in tcptwskunique. Anderson Nascimento reported a use-after-free splat in tcptwskunique with nice analysis. Since commit ec94c2696f0b "tcp/dccp: avoid one atomic operation for timewait hashdance",...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RDMA/cm: Fixed the issue of leaking the multicast GID table reference. If the CM ID is destroyed while the CM event for multicast creation is still queued, the cancelworksync function will prevent the work from running. This also...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: ti: j721e-evm: Fixed a refcount leak in j721esocprobe. where ofparsephandle returns a node pointer with a refcount incremented. We should use ofnodeput on it when it is no longer needed. Added ofnodeput to avoid the refcoun...

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

A memory leak issue was discovered in the ctnetlinkcreateconntrack function within net/netfilter/nfconntracknetlink.c in the Linux kernel. This issue may allow a local attacker with CAPNETADMIN privileges to trigger a Denial-of-Service DoS attack due to a refcount overflow...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel before version 5.17.1, a refcount leak bug was discovered in the net/llc/afllc.c file...

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 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 in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: mediatek: mt8183: fixed a refcount leak in mt8183mt6358ts3a227max98357devprobe. The node returned by ofparsephandle has a refcount that is incremented; ofnodeput must be called when using it again. Therefore, this issue nee...

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: 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 – 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 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 – 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 5.15

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 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 5.10

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 – 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...