CVE-2026-67857

open62541 1.5.5 contains an out-of-bounds read in the client-side function responseReadNamespacesArray in src/client/uaclientconnect.c...

CVE-2026-67857

A flaw was found in open62541. A remote attacker could exploit an out-of-bounds read vulnerability in the client-side function responseReadNamespacesArray by sending a specially crafted network packet. This could lead to a denial of service, causing the application to crash and become unavailable...

CVE-2026-67857: Out-of-bounds Read

open62541 1.5.5 contains an out-of-bounds read in the client-side function responseReadNamespacesArray in src/client/uaclientconnect.c...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference in the responseReadNamespacesArray function of the Shared Client Library when handling the ServerNamespaceArray argument. An attacker can cause a denial of service by sending specially crafted data that triggers...

CVE-2026-15690

A vulnerability was identified in open62541 up to 1.5.5. Affected by this issue is the function responseReadNamespacesArray of the file src/client/uaclientconnect.c of the component Shared Client Library. Such manipulation of the argument ServerNamespaceArray leads to null pointer dereference. Th...

UBUNTU-CVE-2026-15690

A vulnerability was identified in open62541 up to 1.5.5. Affected by this issue is the function responseReadNamespacesArray of the file src/client/uaclientconnect.c of the component Shared Client Library. Such manipulation of the argument ServerNamespaceArray leads to null pointer dereference. Th...

CVE-2026-15690 open62541 Shared Client ua_client_connect.c responseReadNamespacesArray null pointer dereference

A vulnerability was identified in open62541 up to 1.5.5. Affected by this issue is the function responseReadNamespacesArray of the file src/client/uaclientconnect.c of the component Shared Client Library. Such manipulation of the argument ServerNamespaceArray leads to null pointer dereference. Th...

CVE-2026-15690 open62541 Shared Client ua_client_connect.c responseReadNamespacesArray null pointer dereference

A vulnerability was identified in open62541 up to 1.5.5. Affected by this issue is the function responseReadNamespacesArray of the file src/client/uaclientconnect.c of the component Shared Client Library. Such manipulation of the argument ServerNamespaceArray leads to null pointer dereference. Th...

EUVD-2026-43659

A vulnerability was identified in open62541 up to 1.5.5. Affected by this issue is the function responseReadNamespacesArray of the file src/client/uaclientconnect.c of the component Shared Client Library. Such manipulation of the argument ServerNamespaceArray leads to null pointer dereference. Th...

CVE-2026-15690: NULL Pointer Dereference

A vulnerability was identified in open62541 up to 1.5.5. Affected by this issue is the function responseReadNamespacesArray of the file src/client/uaclientconnect.c of the component Shared Client Library. Such manipulation of the argument ServerNamespaceArray leads to null pointer dereference. Th...