CVE-2026-53304

A flaw was found in the Linux kernel's SCSI generic sg module. A local user could bypass the intended size restrictions for the defreservedsize module parameter. By setting this parameter to an invalid value and then attempting to open a SCSI generic device, the system can experience a soft locku...

SUSE CVE-2026-53304

In the Linux kernel, the following vulnerability has been resolved: scsi: sg: Resolve soft lockup issue when opening /dev/sgX The parameter defreservedsize defines the default buffer size reserved for each Sgfd and should be restricted to a range between 0 and 1,048,576 see...

Linux Distros Unpatched Vulnerability : CVE-2026-53304

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - scsi: sg: Resolve soft lockup issue when opening /dev/sgX The parameter defreservedsize defines the default buffer size reserved for each Sgfd and should be...

CVE-2026-53304

In the Linux kernel, the following vulnerability has been resolved: scsi: sg: Resolve soft lockup issue when opening /dev/sgX The parameter defreservedsize defines the default buffer size reserved for each Sgfd and should be restricted to a range between 0 and 1,048,576 see...

DEBIAN-CVE-2026-53304

In the Linux kernel, the following vulnerability has been resolved: scsi: sg: Resolve soft lockup issue when opening /dev/sgX The parameter defreservedsize defines the default buffer size reserved for each Sgfd and should be restricted to a range between 0 and 1,048,576 see...

UBUNTU-CVE-2026-53304

In the Linux kernel, the following vulnerability has been resolved: scsi: sg: Resolve soft lockup issue when opening /dev/sgX The parameter defreservedsize defines the default buffer size reserved for each Sgfd and should be restricted to a range between 0 and 1,048,576 see...

CVE-2026-53304

In the Linux kernel, the following vulnerability has been resolved: scsi: sg: Resolve soft lockup issue when opening /dev/sgX The parameter defreservedsize defines the default buffer size reserved for each Sgfd and should be restricted to a range between 0 and 1,048,576 see...

CVE-2026-53304

In the Linux kernel, the following vulnerability has been resolved: scsi: sg: Resolve soft lockup issue when opening /dev/sgX The parameter defreservedsize defines the default buffer size reserved for each Sgfd and should be restricted to a range between 0 and 1,048,576 see...

EUVD-2026-39839

In the Linux kernel, the following vulnerability has been resolved: scsi: sg: Resolve soft lockup issue when opening /dev/sgX The parameter defreservedsize defines the default buffer size reserved for each Sgfd and should be restricted to a range between 0 and 1,048,576 see...

CVE-2026-53304

CVE-2026-53304 affects the Linux kernel SCSI generic (sg) driver, specifically the def_reserved_size default buffer size for each /dev/sgX. The root cause is a bypass of sg_proc_write_dressz limits, allowing an invalid value to be written via the module parameter, which can trigger a soft lockup....

CVE-2026-53304 scsi: sg: Resolve soft lockup issue when opening /dev/sgX

In the Linux kernel, the following vulnerability has been resolved: scsi: sg: Resolve soft lockup issue when opening /dev/sgX The parameter defreservedsize defines the default buffer size reserved for each Sgfd and should be restricted to a range between 0 and 1,048,576 see...

PT-2026-52943

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A soft lockup occurs when opening /dev/sgX due to improper validation of the def reserved size module parameter. While the sg proc write dressz function enforces a size limit between 0 a...

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...

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...

CVE-2026-52977 futex: Prevent lockup in requeue-PI during signal/ timeout wakeup

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: ftrace: The soft lockup issue in ftracemoduleenable has been fixed. A soft lockup was observed when loading the amdgpu module. If a module contains many functions that can be traced, multiple calls to kallsymslookup may take too...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fixed a situation where a hard lockup occurs in the virtual machine after prolonged inactivity, due to the periodic HV timer. When advancing the expiration of the guest’s APIC timer in periodic mode, set the expiration ...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: xfrm: Reinjecting transport-mode packets through the workqueue. The following warning is displayed when the tcp6-multi-diffip11 stress test case of the LTP test suite is tested: watchdog: BUG: Soft lockup – CPU0 stuck for 22...

md/raid5: fix soft lockup in retry_aligned_read()

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SUSE CVE-2026-46051

In the Linux kernel, the following vulnerability has been resolved: md/raid5: fix soft lockup in retryalignedread When retryalignedread encounters an overlapped stripe, it releases the stripe via raid5releasestripe which puts it on the lockless releasedstripes llist. In the next raid5d loop...