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: nfs: Handling of failures in nfsgetlockcontext during unlock path When memory is insufficient, the allocation of nfslockcontext in nfsgetlockcontext fails and returns -ENOMEM. If we mistakenly treat an nfs4unlockdata structure...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: fixed a potential memory leak in ext4fcrecordregions. Since krealloc may return NULL, in this case, ‘state-fcregions’ may not be freed by krealloc. However, ‘state-fcregions’ is already set to NULL. This could lead to a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net: Handling of integer overflows in kmallocreserve The committed change was as follows: c ptr = kmallocsize; if ptr size = ksizeptr; size = kmallocsizeroundupsize; ptr = kmallocsize; This caused various crashes, as reported ...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: In the net: qlogic: qlcnic module, a NULL pointer dereference occurred in qlcnic83xxaddrings. In qlcnic83xxaddrings, the indirect function ahw-hwops-allocmbxargs is called to allocate memory for cmd.req.arg. A dereference of this...

CVE-2026-90782-s2opc-status-clobber

CVE-2026-90782 — Desreferencia NULL por sobrescritura de estado en S2OPC Prueba de concepto independiente para CVE-2026-90782 en S2OPC Safe & Secure OPC. Vulnerabilidad En allocnotificationmessageitems S2OPC 1.7.3 y anteriores: Se utiliza una única variable status compartida tanto para las...

CVE-2026-89618

In the Linux kernel, the following vulnerability has been resolved: eventfs: Initialize ei-children and ei-list in initei eventfscreatedir allocates the eventfsinode and initializes it with initei. But this does not initialize the eventfsinode listheads. If the eventfscreatedir fails due to memor...

CVE-2026-89552

In the Linux kernel, the following vulnerability has been resolved: params: fix charp corruption on allocation failure paramsetcharp stores charp parameters in allocated memory after slab is available, and releases the previous value when the parameter is updated. The previous value is released...

CVE-2026-90782

S2OPC through 1.7.3 contains a null pointer dereference in msgsubscriptionpublishbsallocnotificationmessageitems where a failed allocation for DataChangeNotification is overwritten by a successful allocation for EventNotificationList. Attackers can trigger heap allocation failures on sessions wit...

CVE-2026-90782 S2OPC through 1.7.3 NULL Pointer Dereference in alloc_notification_message_items()

S2OPC through 1.7.3 contains a null pointer dereference in msgsubscriptionpublishbsallocnotificationmessageitems where a failed allocation for DataChangeNotification is overwritten by a successful allocation for EventNotificationList. Attackers can trigger heap allocation failures on sessions wit...

EUVD-2026-77009

S2OPC through 1.7.3 contains a null pointer dereference in msgsubscriptionpublishbsallocnotificationmessageitems where a failed allocation for DataChangeNotification is overwritten by a successful allocation for EventNotificationList. Attackers can trigger heap allocation failures on sessions wit...

CVE-2026-90782

S2OPC through 1.7.3 contains a null pointer dereference in the function msg_subscription_publish_bs__alloc_notification_message_items(). The root cause is that a failed heap allocation for a DataChangeNotification is overwritten by a subsequent successful allocation for an EventNotificationList ,...

CVE-2026-90782 S2OPC through 1.7.3 NULL Pointer Dereference in alloc_notification_message_items()

S2OPC through 1.7.3 contains a null pointer dereference in msgsubscriptionpublishbsallocnotificationmessageitems where a failed allocation for DataChangeNotification is overwritten by a successful allocation for EventNotificationList. Attackers can trigger heap allocation failures on sessions wit...

Linux Distros Unpatched Vulnerability : CVE-2026-89552

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - params: fix charp corruption on allocation failure paramsetcharp stores charp parameters in allocated memory after slab is available, and releases the previous...

CVE-2026-89552

A flaw was found in the Linux kernel. When updating charp parameters, an allocation failure can cause the parameter to be set to NULL before the new value is successfully allocated. This can lead to a kernel NULL pointer dereference, which may result in a system crash and a denial of service...

CVE-2026-89534

A flaw was found in the Linux kernel's svcrdma module. This vulnerability occurs when the system attempts to handle an RDMA Remote Direct Memory Access address change, and a critical memory allocation fails. This can lead to a 'use-after-free' error, where the system tries to access memory that h...

CVE-2026-89668

In the Linux kernel, the following vulnerability has been resolved: nfsd: move nfsddebugfsinit after nfsd4initslabs in initnfsd nfsddebugfsinit runs before nfsd4initslabs in initnfsd. If the slab allocation fails, the bare "return retval" bypasses nfsddebugfsexit, leaving orphan debugfs files wit...

DEBIAN-CVE-2026-89602

In the Linux kernel, the following vulnerability has been resolved: erofs: skip sufficiently large global buffers when resizing zerofsgbufnrpages is advanced only after every global buffer has been grown. If a resize fails after some buffers were enlarged, a retry revisits those enlarged buffers...

DEBIAN-CVE-2026-89552

In the Linux kernel, the following vulnerability has been resolved: params: fix charp corruption on allocation failure paramsetcharp stores charp parameters in allocated memory after slab is available, and releases the previous value when the parameter is updated. The previous value is released...

AZL-100830 CVE-2026-89552 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: params: fix charp corruption on allocation failure paramsetcharp stores charp parameters in allocated memory after slab is available, and releases the previous value when the parameter is updated. The previous value is released...

CVE-2026-89547

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Check svc pool percpu counter allocation svccreate initializes three per-pool percpucounter stats and ignores every return value. On SMP, percpucounterinit fails when allocpercpugfp cannot satisfy the allocation, leaving...