CVE-2025-68214

In the Linux kernel, the following vulnerability has been resolved: timers: Fix NULL function pointer race in timershutdownsync There is a race condition between timershutdownsync and timer expiration that can lead to hitting a WARNON in expiretimers. The issue occurs when timershutdownsync clear...

UBUNTU-CVE-2025-68214

In the Linux kernel, the following vulnerability has been resolved: timers: Fix NULL function pointer race in timershutdownsync There is a race condition between timershutdownsync and timer expiration that can lead to hitting a WARNON in expiretimers. The issue occurs when timershutdownsync clear...

CVE-2025-68214

Summary (CVE-2025-68214): The Linux kernel timer subsystem had a race between timer_shutdown_sync() and timer_expire() that could trigger a WARN_ON_ONCE when a timer’s function pointer was cleared to NULL while the timer was still running. The root cause: timer_shutdown_sync() could detach the ti...

CVE-2025-68214 timers: Fix NULL function pointer race in timer_shutdown_sync()

In the Linux kernel, the following vulnerability has been resolved: timers: Fix NULL function pointer race in timershutdownsync There is a race condition between timershutdownsync and timer expiration that can lead to hitting a WARNON in expiretimers. The issue occurs when timershutdownsync clear...

CVE-2025-68214 timers: Fix NULL function pointer race in timer_shutdown_sync()

In the Linux kernel, the following vulnerability has been resolved: timers: Fix NULL function pointer race in timershutdownsync There is a race condition between timershutdownsync and timer expiration that can lead to hitting a WARNON in expiretimers. The issue occurs when timershutdownsync clear...

CVE-2025-68214

In the Linux kernel, the following vulnerability has been resolved: timers: Fix NULL function pointer race in timershutdownsync There is a race condition between timershutdownsync and timer expiration that can lead to hitting a WARNON in expiretimers. The issue occurs when timershutdownsync clear...

PT-2025-51653

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains an issue within the nilfs2 filesystem related to the handling of timers during segment constructor destruction. Specifically, the sc timer might remain active...

Linux kernel 安全漏洞

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 nilfs2 not properly disabling sctimer, which could result in the release of the active timer...

Linux kernel 安全漏洞

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 Linux kernel that stems from a competing condition between timershutdownsync and timer expiration, which could result in WARNON being trigger...

Ubuntu 22.04 LTS / 24.04 LTS : Linux kernel (Azure) vulnerabilities (USN-7935-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7935-1 advisory. Jean-Claude Graf, Sandro Regge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor...

PT-2025-51627

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists within the timer subsystem, specifically in the timer shutdown sync function, potentially leading to a kernel warning. This occurs when the timer function pointer...

PT-2025-51660

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A potential memory leak exists in the do timer create function related to POSIX timers. Specifically, when a timer ID is allocated and subsequent access to a user space value fails, the...

USN-7935-1: Linux kernel (Azure) vulnerabilities

Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this t...

CVE-2025-14655

A security flaw has been discovered in Tenda AC20 16.03.08.12. The impacted element is the function formSetRebootTimer of the file /goform/SetSysAutoRebbotCfg of the component httpd. Performing a manipulation of the argument rebootTime results in stack-based buffer overflow. The attack is possibl...

CVE-2025-40257

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix a race in mptcppmdeladdtimer mptcppmdeladdtimer can call skstoptimersyncsk, &entry-;addtimer while another might have free entry already, as reported by syzbot. Add RCU protection to fix this issue. Also change confusi...

CVE-2025-14655

A security flaw has been discovered in Tenda AC20 16.03.08.12. The impacted element is the function formSetRebootTimer of the file /goform/SetSysAutoRebbotCfg of the component httpd. Performing a manipulation of the argument rebootTime results in stack-based buffer overflow. The attack is possibl...

CVE-2025-14655

A security flaw has been discovered in Tenda AC20 16.03.08.12. The impacted element is the function formSetRebootTimer of the file /goform/SetSysAutoRebbotCfg of the component httpd. Performing a manipulation of the argument rebootTime results in stack-based buffer overflow. The attack is possibl...

CVE-2025-14655 Tenda AC20 httpd SetSysAutoRebbotCfg formSetRebootTimer stack-based overflow

A security flaw has been discovered in Tenda AC20 16.03.08.12. The impacted element is the function formSetRebootTimer of the file /goform/SetSysAutoRebbotCfg of the component httpd. Performing a manipulation of the argument rebootTime results in stack-based buffer overflow. The attack is possibl...

PT-2025-51159

Name of the Vulnerable Software and Affected Versions Tenda AC20 version 16.03.08.12 Description A security flaw exists in Tenda AC20 version 16.03.08.12. The issue resides in the formSetRebootTimer function within the /goform/SetSysAutoRebbotCfg file of the httpd component. Manipulation of the...

Unity Linux 20.1050e Security Update: kernel (UTSA-2025-991115)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-991115 advisory. In the Linux kernel, the following vulnerability has been resolved: drivers: usb: host: Fix deadlock in oxubussuspend There is a deadlock in oxubussuspend, which is...