CVE-2026-63380

Libevent is an event notification library. Prior to 2.2.2-alpha, libevent can dereference invalid list pointers in ws.c when evwsnewsession enters its error path after evhttpstartws succeeds but buffereventenablelocking fails. evwsconnectionfree sees a non-null httpserver and unconditionally call...

EUVD-2026-63506

Libevent is an event notification library. Prior to 2.2.2-alpha, libevent can dereference invalid list pointers in ws.c when evwsnewsession enters its error path after evhttpstartws succeeds but buffereventenablelocking fails. evwsconnectionfree sees a non-null httpserver and unconditionally call...

CVE-2026-74327

A flaw was found in the Linux kernel. A local attacker could trigger a null pointer dereference in the isvmareahugepages function. This occurs when findvmarea returns a NULL value, which is not properly handled before being dereferenced. Successful exploitation of this vulnerability could lead to...

CVE-2026-74304

A flaw was found in the Bluetooth subsystem of the Linux kernel, specifically within the hciqca module. This vulnerability occurs when the qcasetup function is called for hciuart devices connected through non-serdev paths, leading to a NULL pointer dereference. A local attacker could potentially...

CVE-2026-76881

A flaw was found in Wireshark. A NULL pointer dereference vulnerability exists within the CMS Cryptographic Message Syntax protocol dissector. This issue can be triggered by processing a specially crafted network capture file, leading to an application crash. A remote attacker could exploit this ...

CVE-2026-74274

A flaw was found in the Linux kernel's CXL Compute Express Link driver. When endpoint decoders are removed from a CXL region's target array, the driver can fail to properly fill the resulting NULL pointer holes. This can lead to the system attempting to access a NULL pointer, causing a general...

CVE-2026-74286

A flaw was found in the Linux kernel's Packet Forwarding Control Protocol PFCP module. The module fails to properly allocate per-CPU statistics, leaving a pointer uninitialized. A local attacker can exploit this by creating a PFCP rtnetlink device, which triggers a null pointer dereference. This...

DEBIAN-CVE-2026-73199

A flaw was found in the ipa-enrollment SLAPI plugin. A remote authenticated client can exploit a null pointer dereference vulnerability by sending a malformed Lightweight Directory Access Protocol LDAP extended operation. By omitting the request value for the JOINOID in the ipa-enrollment extende...

CVE-2026-73199

A flaw was found in the ipa-enrollment SLAPI plugin. A remote authenticated client can exploit a null pointer dereference vulnerability by sending a malformed Lightweight Directory Access Protocol LDAP extended operation. By omitting the request value for the JOINOID in the ipa-enrollment extende...

EUVD-2026-63246

A flaw was found in the ipa-enrollment SLAPI plugin. A remote authenticated client can exploit a null pointer dereference vulnerability by sending a malformed Lightweight Directory Access Protocol LDAP extended operation. By omitting the request value for the JOINOID in the ipa-enrollment extende...

CVE-2026-73199 Ipa: freeipa: null pointer dereference in `ipa-enrollment` extended operation (`join_oid`) via missing request value

A flaw was found in the ipa-enrollment SLAPI plugin. A remote authenticated client can exploit a null pointer dereference vulnerability by sending a malformed Lightweight Directory Access Protocol LDAP extended operation. By omitting the request value for the JOINOID in the ipa-enrollment extende...

CVE-2026-73199 Ipa: freeipa: null pointer dereference in `ipa-enrollment` extended operation (`join_oid`) via missing request value

A flaw was found in the ipa-enrollment SLAPI plugin. A remote authenticated client can exploit a null pointer dereference vulnerability by sending a malformed Lightweight Directory Access Protocol LDAP extended operation. By omitting the request value for the JOINOID in the ipa-enrollment extende...

CVE-2026-73199

FreeIPA 's ipa-enrollment SLAPI plugin crashes when a remote authenticated LDAP client omits the JOIN_OID request value in the extended operation, causing a null pointer dereference and server DoS. Red Hat recommends restricting LDAP network access to trusted clients or disabling the ipa-enrollme...

CVE-2026-73199

A flaw was found in the ipa-enrollment SLAPI plugin. A remote authenticated client can exploit a null pointer dereference vulnerability by sending a malformed Lightweight Directory Access Protocol LDAP extended operation. By omitting the request value for the JOINOID in the ipa-enrollment extende...

kernel: net/smc: reject CHID-0 ACCEPT that matches an empty ism_dev slot

A flaw was found in the Linux kernel's Server-Message-Block Direct SMC-D client. A remote attacker can exploit this vulnerability by sending a specially crafted SMC-Dv2 proposal with a Channel Identifier CHID of 0. This malicious proposal can cause a null pointer dereference in the kernel's SMC...

kernel: net/smc: reject CHID-0 ACCEPT that matches an empty ism_dev slot

A flaw was found in the Linux kernel's Server-Message-Block Direct SMC-D client. A remote attacker can exploit this vulnerability by sending a specially crafted SMC-Dv2 proposal with a Channel Identifier CHID of 0. This malicious proposal can cause a null pointer dereference in the kernel's SMC...

EUVD-2026-63168

An unauthenticated denial-of-service vulnerability was identified in TP-Link TL-MR100 v3.2, TL-MR150 v3.2, TL-MR6400 v8.0 and Archer MR600 v2, due to improper handling of exceptional request conditions that may lead to a NULL pointer dereference. A remote attacker on an adjacent network can send ...

CVE-2026-8619

An unauthenticated denial-of-service vulnerability was identified in TP-Link TL-MR100 v3.2, TL-MR150 v3.2, TL-MR6400 v8.0 and Archer MR600 v2, due to improper handling of exceptional request conditions that may lead to a NULL pointer dereference. A remote attacker on an adjacent network can send ...

PT-2026-79176

Name of the Vulnerable Software and Affected Versions IBM AIX version 7.2 IBM AIX version 7.3 IBM PowerVM VIOS version 4.1 Description A local attacker can cause a denial of service resulting from a NULL pointer dereference, which occurs when the software attempts to read or write to a memory...

PT-2026-79233

Name of the Vulnerable Software and Affected Versions IBM AIX version 7.2 IBM AIX version 7.3 IBM PowerVM VIOS version 4.1 Description A remote attacker could cause a denial of service due to a NULL pointer dereference, which occurs when a program attempts to read or write to a memory address tha...