CVE-2026-63971

In the Linux kernel, the following vulnerability has been resolved: sctp: fix race between sctpwaitforconnect and peeloff sctpwaitforconnect drops and re-acquires the socket lock while waiting for the association to reach ESTABLISHED state. During this window, another thread can peeloff the...

CVE-2026-64056 net: ethernet: cortina: Make RX SKB per-port

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: cortina: Make RX SKB per-port The SKB used to assemble packets from fragments in gmacrx is static local, but the Gemini has two ethernet ports, meaning there can be races between the ports on a bad day if a device ...

CVE-2026-64038

CVE-2026-64038 concerns the Linux kernel hwmon lm90 driver. In lm90_probe(), devm actions to cancel alert_work and report_work were registered before hwmon device registration. With devm cleanup in reverse order, the hwmon device could be freed first, allowing lm90_update_alarms() to dereference ...

CVE-2026-63942 parport: Fix race between port and client registration

In the Linux kernel, the following vulnerability has been resolved: parport: Fix race between port and client registration The parport subsystem registers port devices before they are fully initialised, resulting in a race condition where client drivers such as lp can attach to ports that are not...

CVE-2026-63813 Revert "f2fs: remove non-uptodate folio from the page cache in move_data_block"

In the Linux kernel, the following vulnerability has been resolved: Revert "f2fs: remove non-uptodate folio from the page cache in movedatablock" This reverts commit 9609dd704725a40cd63d915f2ab6c44248a44598. The kernel panics are keeping to be reported especially when the f2fs partition get almos...

kernel: net/sched: ets: Always remove class from active list before deleting in ets_qdisc_change

In the Linux kernel, the following vulnerability has been resolved: net/sched: ets: Always remove class from active list before deleting in etsqdiscchange [email protected] says: The vulnerability is a race condition between etsqdiscdequeue and etsqdiscchange. It leads to UAF on stru...

kernel: procfs: fix missing RCU protection when reading real_parent in do_task_stat()

A flaw was found in the Linux kernel's procfs component. When reading /proc/pid/stat, the dotaskstat function accesses task-realparent without proper Read-Copy-Update RCU protection. This missing protection creates a race condition, which can lead to a Use-After-Free UAF vulnerability. A local...

CVE-2026-53207

In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: fix hugetlblock AA deadlock in gethugepageforhwpoison Two concurrent madviseMADVHWPOISON calls on the same hugetlb page can trigger a recursive spinlock self-deadlock AA deadlock on hugetlblock when racing with...

CVE-2026-53165 iomap: avoid potential null folio->mapping deref during error reporting

In the Linux kernel, the following vulnerability has been resolved: iomap: avoid potential null folio-mapping deref during error reporting When a buffered read fails, iomapfinishfolioread reports the error with fserrorreportiofolio-mapping-host, .... This is called after ifs-readbytespending has...

CVE-2026-53161

The CVE-2026-53161 entry concerns a use-after-free in the Linux kernel fastrpc subsystem. A race between fastrpc_device_release() (on file close) and the workqueue processing DSP responses can free the fastrpc_user while an in-flight DSP invocation is completing, leading to dereferencing freed co...

Linux Distros Unpatched Vulnerability : CVE-2026-52991

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - sched/psi: fix race between file release and pressure write A potential race condition exists between pressure write and cgroup file release regarding the priv...

CVE-2026-52977

In the Linux kernel, the following vulnerability has been resolved: futex: Prevent lockup in requeue-PI during signal/ timeout wakeup During wait-requeue-pi task A and requeue-PI task B the following race can happen: Task A Task B futexwaitrequeuepi futexsetuptimer futexdowait futexrequeue CLASSh...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nfs4setupreaddir: Insufficient locking for -dparent-d inode dereferencing. Theoretically, this could lead to an oops error due to a race condition, but I don’t believe anyone would actually exploit this vulnerability on real...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: GPU: host1x – Fixed a race condition in syncptalloc and syncptfree. A race condition occurred between host1xsyncptalloc and host1xsyncptPut, which was addressed by using krefPutMutex instead of krefPut plus manual mutex locking...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: leds: led-class: Only add the LED to ledslist when it is fully ready. Before this change, the LED was added to ledslist before the ledinitcore function was called—that is, before ledclassdev.setbrightnesswork was initialized. Thi...

kernel: sctp: revalidate list cursor after sctp_sendmsg_to_asoc() in SCTP_SENDALL

A flaw was found in the Linux kernel's Stream Control Transmission Protocol SCTP implementation. A race condition exists in the SCTPSENDALL path where a cached list entry is not properly revalidated after the socket lock is temporarily released. This allows a local attacker or a remote attacker v...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: pseries/papr-hvpipe: Fixed race conditions with interrupt handlers. When executing the -ioctl handler or the -release handler, if an interrupt occurs on the same CPU, a deadlock can occur. This patch fixes both handlers to use...

kernel: sctp: revalidate list cursor after sctp_sendmsg_to_asoc() in SCTP_SENDALL

A flaw was found in the Linux kernel's Stream Control Transmission Protocol SCTP implementation. A race condition exists in the SCTPSENDALL path where a cached list entry is not properly revalidated after the socket lock is temporarily released. This allows a local attacker or a remote attacker v...

CVE-2026-46298 pseries/papr-hvpipe: Fix race with interrupt handler

In the Linux kernel, the following vulnerability has been resolved: pseries/papr-hvpipe: Fix race with interrupt handler While executing -ioctl handler or -release handler, if an interrupt fires on the same cpu, then we can enter into a deadlock. This patch fixes both these handlers to take...

CVE-2026-46210

The CVE-2026-46210 issue affects the Linux kernel Iris media driver. A race between per-instance locks (inst->lock) and the core list lock (core->lock) allows a use-after-free during MBPF checks: MBPF iterates the core list and reads fields like fmt_src->width/height while iris_close() m...