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

In the Linux kernel, the following vulnerability has been resolved: Ring-Buffer: Sync-IRQ works before the buffer is destroyed. If something was written to the buffer just before its destruction, it may be possible—though not in a real system—to destroy the ringbuffer before the IRQ-related...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Reset the IH OVERFLOWCLEAR bit. This also allows us to detect subsequent IH ring buffer overflows...

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

In the Linux kernel, the following vulnerability has been resolved: uiohvgeneric: Let userspace handle the interrupt mask. The logic for setting the interrupt mask by default in uiohvgeneric driver has been removed. The interrupt mask value should be completely controlled by the user space. If th...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: r8169: Fixed possible ring buffer corruption due to fragmented Tx packets. An issue was discovered in the RTL8125b driver when transmitting small, fragmented packets. Invalid entries were inserted into the transmit ring buffer,...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Tracing: Free buffers when a used dynamic event is removed After 65536 dynamic events have been added and removed, the “type” field of the event uses the first available type number which is not currently used by other events. A...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fixed a data race between perfeventsetoutput and perfmmapclose. Yang Jihing reported a race between perfeventsetoutput and perfmmapclose: CPU1 CPU2 perfmmapclosee2 if atomicdecandtest&e2-rb-mmapcount // 1 - 0 then...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Ring Buffer: Do not swap the cpubuffer during the resize process When the ringbufferswapcpu function is called during the resize process, the cpu buffer is swapped in the middle, resulting in an incorrect state. Continuing to run...

Astra Linux – Vulnerability in Linux, Linux 5.10

It was discovered that there was a lack of CPU resources in the Linux kernel tracing module functionality in versions prior to 5.14-rc3. This issue occurred due to the way users utilize the trace ring buffer. Only privileged local users with the CAPSYSADMIN capability could exploit this flaw to...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Ring-buffer: Handled race conditions between rbmovetail and rbcheckpages. It appears there is a data race between writing to the ringbuffer and performing integrity checks. Specifically, the RBFLAG of headpage is being updated,...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: Ring-buffer: Do not attempt to read beyond the “commit” boundary. When iterating over the ring buffer while the ring buffer is active, the writer can corrupt the reader’s data. There are mechanisms to detect and handle this issue...

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

In the Linux kernel, the following vulnerabilities have been resolved: Ring-Buffer: Fixed a deadloop issue when reading tracepipe. A soft lockup occurs when reading the file ‘tracepipe’: - Watchdog: BUG: Soft lockup – CPU6 stuck for 22 seconds! cat:4488 - ... - RIP: 0010:...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: tracing: Restructure traceclockglobal to never block. It was reported that a fix to the ring buffer recursion detection would cause a hung machine during suspend/resume testing. The following backtrace was extracted from debuggin...

CVE-2026-89500

A flaw was found in the Linux kernel's ring-buffer component. When a cached reader page is discarded after a concurrent ring buffer resize, the system may use an incorrect buffer size for memory deallocation. This mismatch can lead to a kernel crash, resulting in a Denial of Service DoS, or it...

Linux Distros Unpatched Vulnerability : CVE-2026-89499

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Stop remote reader update when page swap fails The remote swapreaderpage callba...

Linux Distros Unpatched Vulnerability : CVE-2026-89771

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ring-buffer: Fix subbuf resize race with ring buffer readers tracebuffer subbufsize is read lockless in ringbufferreadpage and ringbufferreadstart, while it can...

Linux Distros Unpatched Vulnerability : CVE-2026-89748

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: tracing: Fix retry exhaustion in simple ring buffer reader swap simpleringbufferswapreaderpa...

Linux Distros Unpatched Vulnerability : CVE-2026-89502

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ring-buffer: Free cpubuffer::freepage with subbuforder When sub-buffers use an order greater than 0, cpubuffer-freepage is allocated with subbuforder. Use the...

Linux Distros Unpatched Vulnerability : CVE-2026-89500

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ring-buffer: Make cpubuffer::freepage a bufferdatareadpage Discarding a cached reader page after a concurrent ring buffer resize uses the new global subbuforder...

Linux Distros Unpatched Vulnerability : CVE-2026-89501

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ring-buffer: Hold cpubuffer::lock when resizing a subbuf Because, ringbuffersubbuforderset can clear cpubuffer-freepage, hold cpubuffer-lock to prevent races wi...

Linux Distros Unpatched Vulnerability : CVE-2026-89503

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ring-buffer: Fix subbuf resize race with ringbufferallocreadpage ringbufferallocreadpage is racy with ringbuffersubbuforderset, it can allocate a reader page wi...