PT-2026-34992

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix use of wrong skb when comparing queued RESP challenge serial In rxrpc post response, the code should be comparing the challenge serial number from the cached response before deciding to switch to a newer response, but...

PT-2026-34982

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description In the AF RXRPC procfs helpers, local and remote socket addresses are formatted into fixed 50-byte stack buffers using the %pISpc formatter. This buffer size is insufficient for the...

PT-2026-34985

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An integer overflow exists in the rxgk verify response function. This occurs because token len is rounded up before being checked, which allows the length check to be bypassed...

Linux kernel 安全漏洞

The Linux kernel is the core used by 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 rxrpcpreparsexdryfsrxgk function. This function fails to release the memory allocated by...

PT-2026-34993

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw in the rxrpc subsystem allows an unprivileged local user to exploit an integer overflow in the rxrpc preparse xdr yfs rxgk function. The issue occurs when the function reads raw k...

PT-2026-34989

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The rxkad decrypt ticket function decrypts the RXKAD response ticket but parses the buffer as plaintext without verifying if the crypto skcipher decrypt operation was successful. A...

PT-2026-34984

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix leak of rxgk context in rxgk verify response Fix rxgk verify response to clean up the rxgk context it creates...

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...

RHEL 9 : kernel (RHSA-2026:10108)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:10108 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Bluetooth: MGMT: Fix possible...

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: 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...

PT-2026-36326

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description In the rxrpc preparse function, the non-XDR path for parsing key payloads used for payloads 28 bytes or smaller fails to validate the ticket length against AFSTOKEN RK TIX MAX. This...

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: 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...

RHEL 10 : kernel (RHSA-2026:9095)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:9095 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Linux kernel: Denial of Servi...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007412)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007412 advisory. In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix oops due to non-existence of prealloc backlog struct If an AFRXRPC service socket is...

PT-2026-34986

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A reference count leak exists in the rxrpc server keyring function. This issue occurs because the system fails to check if rx-securities is already set before proceeding. Recommendations...

PT-2026-34987

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory corruption issue exists in the RxRPC subsystem of the Linux kernel, specifically within the rxgk verify response function. The function incorrectly validates the auth len...

Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.4-2026-119 (ALASKERNEL-5.4-2026-119)

The version of kernel installed on the remote host is prior to 5.4.302-223.457. It is, therefore, affected by a vulnerability as referenced in the ALAS2KERNEL-5.4-2026-119 advisory. In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix recvmsg unconditional requeue...

Amazon Linux 2 : kernel, --advisory ALAS2-2026-3237 (ALAS-2026-3237)

The version of kernel installed on the remote host is prior to 4.14.355-281.714. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-3237 advisory. In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix recvmsg unconditional requeue CVE-2026-23066...