UBUNTU-CVE-2026-82623

A vulnerability was detected in open62541 up to 1.5.5. Affected by this vulnerability is the function UADataValuebackendcopyRange of the file plugins/historydata/uahistorydatabackendmemory.c of the component History Backend. The manipulation results in use after free. The attack can be launched...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerabilit...

kernel: ipv4: free net->ipv4.sysctl_local_reserved_ports after unregister_net_sysctl_table()

A flaw was found in the Linux kernel's IPv4 networking component. The ipv4sysctlexitnet function prematurely frees the net-ipv4.sysctllocalreservedports memory. This can lead to a use-after-free vulnerability, where other threads might attempt to access deallocated memory. Such an issue can resul...

CVE-2026-80661

A flaw was found in the Linux kernel's Universal Flash Storage UFS core tracing module. The system attempts to access a memory location that has already been freed when processing trace events, specifically within the TPprintk function. This use-after-free vulnerability can be triggered when...

CVE-2026-82619

A vulnerability was identified in Systerel S2OPC up to 1.7.3. The impacted element is the function monitoreditemeventfiltertreatmentbsiniteventfilterctxandresult of the file src/ClientServer/services/bgenc/subscriptionmgr.c. Such manipulation of the argument EventFilter leads to use after free. T...

EUVD-2026-68367

A vulnerability was detected in open62541 up to 1.5.5. Affected by this vulnerability is the function UADataValuebackendcopyRange of the file plugins/historydata/uahistorydatabackendmemory.c of the component History Backend. The manipulation results in use after free. The attack can be launched...

CVE-2026-82623 open62541 History Backend ua_history_data_backend_memory.c UA_DataValue_backend_copyRange use after free

A vulnerability was detected in open62541 up to 1.5.5. Affected by this vulnerability is the function UADataValuebackendcopyRange of the file plugins/historydata/uahistorydatabackendmemory.c of the component History Backend. The manipulation results in use after free. The attack can be launched...

CVE-2026-82623 open62541 History Backend ua_history_data_backend_memory.c UA_DataValue_backend_copyRange use after free

A vulnerability was detected in open62541 up to 1.5.5. Affected by this vulnerability is the function UADataValuebackendcopyRange of the file plugins/historydata/uahistorydatabackendmemory.c of the component History Backend. The manipulation results in use after free. The attack can be launched...

CVE-2026-82623

CVE-2026-82623 affects open62541 versions up to 1.5.5 , specifically the function UA_DataValue_backend_copyRange in the file plugins/historydata/ua_history_data_backend_memory.c of the History Backend component. The root cause is a use-after-free that can be triggered remotely without privileges ...

Exploit for Use After Free in Linux Linux_Kernel

GhostLock X200 App A one-click root app for vivo X200 d...

libxml2: mingw-libxml2: libxml2: Denial of Service via crafted XML input due to use-after-free

A flaw was found in libxml2. A remote attacker can exploit a use-after-free vulnerability in the xmlParseInternalSubset function by providing maliciously crafted XML input. This improper handling of entity resolution can lead to a denial-of-service DoS, making the affected system or application...

Moderate: Red Hat Security Advisory: libxml2 security update

An update for libxml2 is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

CVE-2026-82619 Systerel S2OPC subscription_mgr.c use after free

A vulnerability was identified in Systerel S2OPC up to 1.7.3. The impacted element is the function monitoreditemeventfiltertreatmentbsiniteventfilterctxandresult of the file src/ClientServer/services/bgenc/subscriptionmgr.c. Such manipulation of the argument EventFilter leads to use after free. T...

EUVD-2026-68359

A vulnerability was identified in Systerel S2OPC up to 1.7.3. The impacted element is the function monitoreditemeventfiltertreatmentbsiniteventfilterctxandresult of the file src/ClientServer/services/bgenc/subscriptionmgr.c. Such manipulation of the argument EventFilter leads to use after free. T...

CVE-2026-82619 Systerel S2OPC subscription_mgr.c use after free

A vulnerability was identified in Systerel S2OPC up to 1.7.3. The impacted element is the function monitoreditemeventfiltertreatmentbsiniteventfilterctxandresult of the file src/ClientServer/services/bgenc/subscriptionmgr.c. Such manipulation of the argument EventFilter leads to use after free. T...

CVE-2026-82619

Systerel S2OPC versions up to 1.7.3 are affected by a use-after-free vulnerability in the function monitored_item_event_filter_treatment_bs__init_event_filter_ctx_and_result located in src/ClientServer/services/bgenc/subscription_mgr.c. A remote attacker with low privileges can manipulate the Eve...

FreeRDP: FreeRDP: Denial of Service via crafted WindowIcon async message

A flaw was found in FreeRDP. A malicious or compromised Remote Desktop Protocol RDP server can exploit a heap use-after-free vulnerability when a client connects with asynchronous updates enabled. By sending a specially crafted Window Alternate Secondary Order message, the server can trigger memo...

FreeRDP: FreeRDP: Denial of Service via crafted WindowIcon async message

A flaw was found in FreeRDP. A malicious or compromised Remote Desktop Protocol RDP server can exploit a heap use-after-free vulnerability when a client connects with asynchronous updates enabled. By sending a specially crafted Window Alternate Secondary Order message, the server can trigger memo...

PT-2026-83717

Name of the Vulnerable Software and Affected Versions valkey-io valkey version 9.1.0 Description A use after free flaw exists in the Blocked-on-keys Subsystem within the handleClientsBlockedOnKey function located in the src/blocked.c file. This issue can be triggered remotely, although the attack...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: xsk: Fix race condition in AFXDP generic RX path CVE-2025-37920 In the Linux kernel, the following vulnerability has been resolved: libceph: Fix slab-out-of-bounds access in auth message processing CVE-2026-46119 ...