CVE-2026-74539 Bluetooth: ISO: lock sk in iso_sock_getname

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: lock sk in isosockgetname Accessing isopisk-conn requires locksock, which is not held here. Fix by adding the lock/release...

PT-2026-72991

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Bluetooth ISO implementation where the iso sock getname function accesses iso pisk-conn without holding the required lock sock. This lack of proper locking can lea...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007348)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007348 advisory. In the Linux kernel, the following vulnerability has been resolved: Bluetooth: afbluetooth: Fix deadlock Attemting to do socklock on .recvmsg may cause a deadlock as...

CVE-2022-50676 net: rds: don't hold sock lock when cancelling work from rds_tcp_reset_callbacks()

In the Linux kernel, the following vulnerability has been resolved: net: rds: don't hold sock lock when cancelling work from rdstcpresetcallbacks syzbot is reporting lockdep warning at rdstcpresetcallbacks 1, for commit ac3615e7f3cffe2a "RDS: TCP: Reduce code duplication in rdstcpresetcallbacks"...

CVE-2022-50676

CVE-2022-50676 affects the Linux kernel component net/rds, specifically the rds_tcp_reset_callbacks() path. The root cause is that cancel_delayed_work_sync() was placed in a section protected by lock_sock(), which could be called by functions like rds_send_xmit(), leading to a potential lock orde...

Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2025-1223)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2025-1223 advisory. In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs: fix use-after-free in stateshow CVE-2025-39877 In the Linux kernel, the following vulnerability has been...

EUVD-2024-53288

Malicious code in bioql PyPI...

AZL-69665 CVE-2025-23143 affecting package kernel for versions less than 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: net: Fix null-ptr-deref by socklockinitclassandname and rmmod. When I ran the repro 0 and waited a few seconds, I observed two LOCKDEP splats: a warning immediately followed by a null-ptr-deref. 1 Reproduction Steps: 1 Mount CIFS...

CVE-2025-23143

CVE-2025-23143 is a Linux kernel issue where unloading a module (e.g., CIFS/NFS) can race with a TCP socket still alive, leading to a NULL pointer dereference in lockdep when hlock_class() is called after the module is gone. The root cause is that CIFS assigns a different lock class to the socket...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a null pointer dereference due to socklockinitclassandname and rmmod...

CBL Mariner 2.0 Security Update: kernel (CVE-2024-56640)

The version of kernel installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-56640 advisory. - In the Linux kernel, the following vulnerability has been resolved: net/smc: fix LGR and link use-after- fre...

SUSE CVE-2024-56640

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix LGR and link use-after-free issue We encountered a LGR/link use-after-free issue, which manifested as the LGR/link refcnt reaching 0 early and entering the clear process, making resource access unsafe. refcountt:...

PT-2025-49784

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a time-of-check to time-of-use TOCTOU issue that can lead to an out-of-bounds write. This occurs in the sctp diag dump function, which calls sctp for each...

CVE-2024-56640

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix LGR and link use-after-free issue We encountered a LGR/link use-after-free issue, which manifested as the LGR/link refcnt reaching 0 early and entering the clear process, making resource access unsafe. refcountt:...

CVE-2024-56640

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix LGR and link use-after-free issue We encountered a LGR/link use-after-free issue, which manifested as the LGR/link refcnt reaching 0 early and entering the clear process, making resource access unsafe. refcountt:...

AZL-55527 CVE-2024-56640 affecting package kernel for versions less than 6.6.76.1-1

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix LGR and link use-after-free issue We encountered a LGR/link use-after-free issue, which manifested as the LGR/link refcnt reaching 0 early and entering the clear process, making resource access unsafe. refcountt:...

UBUNTU-CVE-2024-56640

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix LGR and link use-after-free issue We encountered a LGR/link use-after-free issue, which manifested as the LGR/link refcnt reaching 0 early and entering the clear process, making resource access unsafe. refcountt:...

CVE-2024-56640 net/smc: fix LGR and link use-after-free issue

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix LGR and link use-after-free issue We encountered a LGR/link use-after-free issue, which manifested as the LGR/link refcnt reaching 0 early and entering the clear process, making resource access unsafe. refcountt:...

CVE-2024-56640

Summary : CVE-2024-56640 affects the Linux kernel net/smc subsystem, related to a use-after-free caused by incorrect refcount handling of LGR/link. The issue can occur when refcnt reaches 0 and triggers premature clearing, or underflow after repeated releases, as observed in two call paths (LGR t...

CVE-2024-56640 net/smc: fix LGR and link use-after-free issue

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix LGR and link use-after-free issue We encountered a LGR/link use-after-free issue, which manifested as the LGR/link refcnt reaching 0 early and entering the clear process, making resource access unsafe. refcountt:...