CVE-2023-20938

CVE-2023-20938 Vulnerability Analysis 1. Client A and Client B establish a Binder connection via the ServiceManager context manager. 2. A creates node 0xbeef node = bindernewnodeproc, fp;. B references node 0xbeef via ref-targetnode. 3. B correctly processes targetnode 0xbeef, enqueuing the...

CVE-2026-43494

🛠️ PinTheft — CVE-2026-43494 Local Privilege Escalation in Linux Kernel via RDS + iouring Page Cache Overwrite 📌 Overview PinTheft is a sophisticated local root exploit for CVE-2026-43494 , a reference-counting bug in the Linux kernel's Reliable Datagram Sockets RDS subsystem. By combining a...

CVE-2026-43494-PinTheft-PoC

SLEY — PinTheft PoC CVE-2026-43494 Proof of concept — uid=1000raken → uid=0root after ./sley on WSL2 6.6.87.2-microsoft-standard-WSL2 Single-file proof-of-concept for CVE-2026-43494 PinTheft: a Linux kernel local privilege escalation that chains an RDS zerocopy reference-count bug with iouring...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: elx: libefc: Fixed potential use after free in efcnportvportdel The krefput function will call nport-release if the reference count drops to zero. The nport-release function is efcnportfree, which frees the “nport” object...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: cachefiles: All requests are flushed after setting CACHEFILESDEAD. In ondemand mode, when the daemon is processing an open request, if the kernel marks the cache as CACHEFILESDEAD, the cachefilesdaemonwrite function will always...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: can: j1939: fixed Use-after-Free, failed to increment the ref count of the skb while it was in use. This patch addresses a Use-after-Free issue identified by the syzbot. The problem arises when a skb is taken from the per-session...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/smc: fixed a kernel panic caused by a race condition involving smcsock. A crash occurs when smccdctxhandler attempts to access smcsock, but smcrelease has already freed it. 4570.695099 BUG: Unable to handle a page fault for...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: spi: tegra20-slink: fix UAF in tegraslinkremove After calling spiunregistermaster, the refcount of the master will decrease to 0, and it will be freed in spicontrollerrelease. The device data will also be freed, which can lead to...

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

In the Linux kernel, the following vulnerabilities have been resolved: TLS: Fixed a race condition between the async notify and socket close operations. The thread that submitted the request the one that called recvmsg/sendmsg may exit as soon as the async crypto handler’s complete function is...

CVE-2026-97946

A flaw was found in the Linux kernel. Improper reference counting during AMD PCI root device initialization and caching in the amdsmninit function fails to properly track device lifecycles. Under certain conditions, this flaw may allow a local attacker to cause a Denial of Service DoS or system...

CVE-2026-93795

A flaw was found in the Linux kernel's block control group blk-cgroup subsystem, which can lead to a Denial of Service DoS. When an insertion failure occurs during the creation of a block group structure, the error-handling path fails to properly shut down reference counting. A local user can...

UBUNTU-CVE-2026-97946

In the Linux kernel, the following vulnerability has been resolved: x86/amdnode: Fix PCI device reference counting in amdsmninit The local "root" pointer is a temporary variable used during the device search. Therefore, refcount related to the search iterators should be cleaned up after the searc...

CVE-2026-97946 x86/amd_node: Fix PCI device reference counting in amd_smn_init()

In the Linux kernel, the following vulnerability has been resolved: x86/amdnode: Fix PCI device reference counting in amdsmninit The local "root" pointer is a temporary variable used during the device search. Therefore, refcount related to the search iterators should be cleaned up after the searc...

CVE-2026-97946 x86/amd_node: Fix PCI device reference counting in amd_smn_init()

In the Linux kernel, the following vulnerability has been resolved: x86/amdnode: Fix PCI device reference counting in amdsmninit The local "root" pointer is a temporary variable used during the device search. Therefore, refcount related to the search iterators should be cleaned up after the searc...

CVE-2026-97946

The Linux kernel contains a flaw in the x86/amd_node architecture involving incorrect PCI device reference counting within the amd_smn_init() function. The issue stems from a local "root" pointer used as a temporary variable during device searching, where refcounts related to search iterators wer...

CVE-2026-97946

In the Linux kernel, the following vulnerability has been resolved: x86/amdnode: Fix PCI device reference counting in amdsmninit The local "root" pointer is a temporary variable used during the device search. Therefore, refcount related to the search iterators should be cleaned up after the searc...

CVE-2026-97946

In the Linux kernel, the following vulnerability has been resolved: x86/amdnode: Fix PCI device reference counting in amdsmninit The local "root" pointer is a temporary variable used during the device search. Therefore, refcount related to the search iterators should be cleaned up after the searc...

PT-2026-98610

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the amd smn init function where PCI device reference counting is handled incorrectly. The local root pointer, used as a temporary variable during device search, does n...

PT-2026-97891

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the svcrdma component where svc rdma accept fails to correctly handle the error path when rpcrdma rn register does not succeed. In this scenario, the cleanup block...

SUSE CVE-2026-90291

In the Linux kernel, the following vulnerability has been resolved: module/dups: Fix use-after-free in kmoddupreq lifetime handling The kmod dups code uses RCU to ensure that a kmoddupreq instance is freed only after it is no longer referenced. When releasing an instance, the kmodduprequestdelete...