CVE-2026-43499 rtmutex: Use waiter::task instead of current in remove_waiter()

In the Linux kernel, the following vulnerability has been resolved: rtmutex: Use waiter::task instead of current in removewaiter removewaiter is used by the slowlock paths, but it is also used for proxy-lock rollback in rtmutexstartproxylock when invoked from futexrequeue. In the latter case...

CVE-2026-43499

The CVE-2026-43499 issue concerns the Linux kernel rtmutex path where remove_waiter() operated on current during dequeue in rt_mutex_start_proxy_lock() via futex_requeue(). This caused: (1) rbtree dequeue without waiter::task::pi_lock, (2) waiter task pi_blocked_on not cleared (dangling pointer, ...

CVE-2026-43499 rtmutex: Use waiter::task instead of current in remove_waiter()

In the Linux kernel, the following vulnerability has been resolved: rtmutex: Use waiter::task instead of current in removewaiter removewaiter is used by the slowlock paths, but it is also used for proxy-lock rollback in rtmutexstartproxylock when invoked from futexrequeue. In the latter case...

PT-2026-42456

Name of the Vulnerable Software and Affected Versions Linux kernel versions 2.6.39 through 7.0 Description A use-after-free UAF issue exists in the Linux kernel's futex locking subsystem, specifically within the real-time mutex rtmutex code used by the priority inheritance mechanism. The issue...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the use of current instead of waiter::task in the removewaiter function within the rtmutex. This...

GO-2026-4951 Vikunja has iCalendar Property Injection via CRLF in CalDAV Task Output in code.vikunja.io/api

Vikunja has iCalendar Property Injection via CRLF in CalDAV Task Output in code.vikunja.io/api. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing false-positive reports from vulnerabilit...

GitHub Breached — Employee Device Hack Led to Exfiltration of 3,800+ Internal Repos

GitHub on Tuesday said it's investigating unauthorized access to its internal repositories after the notorious threat actor known as TeamPCP listed the platform's source code and internal organizations for sale on a cybercrime forum. "While we currently have no evidence of impact to customer...

MAL-2026-4581 Malicious code in idlidosa (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 5c6cba2c58d95d705af7dc5bb1c630129127835fb1ef15d4ccf43ec2818bf632 The package is purpose-built tooling to defeat exam-proctoring / lockdown software, with multiple installer-machine integrity harms triggered when th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: “hungtask”: fixed warnings caused by unaligned lock pointers. The blocker tracking mechanism assumes that lock pointers are at least 4-byte aligned, so that their lower bits can be used for type encoding. However, as reported by...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: scsi: pm8001: Fix for aborting task initialization In pm80xxsendabortall, the nelem field of the ccb used is not initialized to 0. This missing initialization sometimes causes the task completion path to encounter an ccb with ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: sched/mmcid: Prevent CID stalls due to concurrent forks A newly forked task is counted as a MMCID user before it becomes visible in the process’ thread list and the global task list. This causes the following issue: CPU1 CPU2 for...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: schedext: Fixed stale direct dispatch state in ddspdsqid @p-scx.ddspdsqid can be left set non-SCXDSQINVALID causing a spurious warning in markdirectdispatch when the next wakeup’s ops.selectcpu calls scxbpfdsqinsert. For example:...

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

In the Linux kernel, the following vulnerability has been resolved: sched/fair: Do not balance tasks to their current running CPUs. We encountered a situation where the balancer attempts to balance a migrated task with disabled status, triggering a warning in settaskcpu. The detailed error messag...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: sched/scs: The task stack state is reset in bringupcpu. When a CPU is hot-plugged, the idle task on that CPU calls several layers of C code before finally leaving the kernel. When KASAN is in use, “poisoned” shadow is retained fo...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: PID: Taking a reference when initializing cadpid During boot, kernelinitfreeable initializes cadpid to the struct pid of the init task. Later, we may change cadpid via sysctl. When this happens, procdocadpid will increment the...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: scsi: pm8001: Fixed a use-after-free issue related to aborted TMF sastask. Currently, a use-after-free might occur if the TMF sastask is aborted before we handle the I/O completion in mpisspcompletion. This abort occurs due to a...

Astra Linux – Vulnerability in openexr

OpenEXR 3.1.x before 3.1.4 has a heap-based buffer overflow in Imf31::LineCompositeTask::execute called from IlmThread31::NullThreadPoolProvider::addTask and IlmThread31::ThreadPool::addGlobalTask. NOTE: db217f2 may be inapplicable...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: fs/proc/taskmmu: The issue of losing the “young/dirty” bits during the pagemap scan has been fixed. The function makeuffdwpwppte used to perform these operations was previously executed as follows: c pte = ptepgetptep;...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: mmc: vub300: fix warning – do not call blocking ops when !TASKRUNNING vub300enablesdioirq works with a mutex and requires TASKRUNNING to function properly. Ensure that we mark the current context as TASKRUNNING for sleepable...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: cgroup: Use separate source/destination nodes when preloading csssets for migration. Each cssset is associated with its corresponding tasks. When moving tasks between csssets during a migration, we need to keep the source and...