Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the lack of return statements in the nfcllcprecvhdlc and nfcllcprecvdisc functions after the...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the rxrpcallocclientcall function acquiring key references without releasing them when the call i...

Linux nd_async_device_register Heap Buffer Overflow DoS

The vulnerability of the ndasyncdeviceregister function in the Linux operating system’s kernel is related to a violation of the count of references to pages displayed in memory. Exploiting this vulnerability can allow an attacker to trigger a service failure...

CVE-2026-31634: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: rxrpc: fix reference count leak in rxrpcserverkeyring This patch fixes a reference count leak in rxrpcserverkeyring by checking if rx-securities is already set...

CVE-2026-31639: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix key reference count leak from call-key When creating a client call in rxrpcallocclientcall, the code obtains a reference to the key. This is never cleaned up and gets leaked when the call is destroyed. Fix this by...

AZL-83258 CVE-2026-31489 affecting package kernel for versions less than 6.6.141.1-1

In the Linux kernel, the following vulnerability has been resolved: spi: meson-spicc: Fix double-put in remove path mesonspiccprobe registers the controller with devmspiregistercontroller, so teardown already drops the controller reference via devm cleanup. Calling spicontrollerput again in...

kernel: Linux kernel: Denial of Service via unsafe requeue in rxrpc_recvmsg

A flaw was found in the Linux kernel. A local unprivileged process can exploit an unsafe requeue path in the rxrpcrecvmsg function by using AFRXRPC sockets with MSGDONTWAIT and MSGPEEK flags. This improper handling of the receive message queue can lead to memory corruption, such as Use-After-Free...

kernel: smc: Fix use-after-free in __pnet_find_base_ndev()

In the Linux kernel, the following vulnerability has been resolved: smc: Fix use-after-free in pnetfindbasendev. syzbot reported use-after-free of netdevice in pnetfindbasendev, which was called during connect. 0 smcpnetfindismresource fetches skdstgetsk-dev and passes down to pnetfindbasendev,...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013549)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013549 advisory. In the Linux kernel, the following vulnerability has been resolved: hwrng: amd - Fix PCI device refcount leak foreachpcidev is implemented by pcigetdevice. The comme...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013795)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013795 advisory. In the Linux kernel, the following vulnerability has been resolved: hwrng: geode - Fix PCI device refcount leak foreachpcidev is implemented by pcigetdevice. The...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013488)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013488 advisory. In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix reference count leak in smbcheckpermdacl The issue happens in a specific path in...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013586)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013586 advisory. In the Linux kernel, the following vulnerability has been resolved: jbd2: add miss release buffer head in fcdoonepass In fcdoonepass miss release buffer head after u...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013657)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013657 advisory. In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel/uncore: Fix reference count leak in snruncoremmiomap pcigetdevice will increase th...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010976)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010976 advisory. In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel/uncore: Fix reference count leak in snruncoremmiomap pcigetdevice will increase th...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010866)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010866 advisory. In the Linux kernel, the following vulnerability has been resolved: jbd2: add miss release buffer head in fcdoonepass In fcdoonepass miss release buffer head after u...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-013277)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013277 advisory. In the Linux kernel, the following vulnerability has been resolved: hwrng: amd - Fix PCI device refcount leak foreachpcidev is implemented by pcigetdevice. The comme...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010805)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010805 advisory. In the Linux kernel, the following vulnerability has been resolved: hwrng: geode - Fix PCI device refcount leak foreachpcidev is implemented by pcigetdevice. The...

Unity Linux 20.1050e / 20.1070e Security Update: kernel (UTSA-2026-011356)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011356 advisory. In the Linux kernel, the following vulnerability has been resolved: net: netpoll: fix incorrect refcount handling causing incorrect cleanup commit efa95b01da18...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-006916)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006916 advisory. In the Linux kernel, the following vulnerability has been resolved: sctp: add a refcnt in sctpstreampriorities to avoid a nested loop With this refcnt added in...

Unity Linux 20.1050e / 20.1070e Security Update: kernel (UTSA-2026-011354)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011354 advisory. In the Linux kernel, the following vulnerability has been resolved: ipv6/addrconf: fix a potential refcount underflow for idev Now in addrconfmodrstimer, reference...