CVE-2026-55204

HAProxy through 3.4.0, fixed in commit 9a6d1fe, contains a null pointer dereference vulnerability in hpackdhtinsert within src/hpack-tbl.c that fails to validate the return value of hpackdhtdefrag when the memory pool is exhausted. An attacker can trigger HPACK dynamic table insertions under memo...

EUVD-2026-37906

HAProxy through 3.4.0, fixed in commit 9a6d1fe, contains a null pointer dereference vulnerability in hpackdhtinsert within src/hpack-tbl.c that fails to validate the return value of hpackdhtdefrag when the memory pool is exhausted. An attacker can trigger HPACK dynamic table insertions under memo...

CVE-2026-55204 HAProxy - NULL Pointer Dereference in hpack_dht_insert Function

HAProxy through 3.4.0, fixed in commit 9a6d1fe, contains a null pointer dereference vulnerability in hpackdhtinsert within src/hpack-tbl.c that fails to validate the return value of hpackdhtdefrag when the memory pool is exhausted. An attacker can trigger HPACK dynamic table insertions under memo...

CVE-2026-55204

HAProxy through 3.4.0, fixed in commit 9a6d1fe, contains a null pointer dereference vulnerability in hpackdhtinsert within src/hpack-tbl.c that fails to validate the return value of hpackdhtdefrag when the memory pool is exhausted. An attacker can trigger HPACK dynamic table insertions under memo...

CVE-2026-55204

HAProxy CVE-2026-55204 affects HAProxy up to version 3.4.0. It describes a null pointer dereference in the function hpack_dht_insert (in src/hpack-tbl.c) that fails to validate the return value of hpack_dht_defrag() when the memory pool is exhausted. Under memory pressure, HPACK dynamic table ins...

Siemens RUGGEDCOM RST2428P NULL Pointer Dereference (CVE-2026-24515)

In libexpat before 2.7.4, XMLExternalEntityParserCreate does not copy unknown encoding handler user data. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if description...

Siemens SIMATIC S7-1500 TM MFP NULL Pointer Dereference (CVE-2026-28388)

Issue summary: When a delta CRL that contains a Delta CRL Indicator extension is processed a NULL pointer dereference might happen if the required CRL Number extension is missing. Impact summary: A NULL pointer dereference can trigger a crash which leads to a Denial of Service for an application...

Siemens SIMATIC S7-1500 TM MFP NULL Pointer Dereference (CVE-2026-28389)

Issue summary: During processing of a crafted CMS EnvelopedData message with KeyAgreeRecipientInfo a NULL pointer dereference can happen. Impact summary: Applications that process attacker-controlled CMS data may crash before authentication or cryptographic operations occur resulting in Denial of...

Siemens SIMATIC S7-1500 TM MFP NULL Pointer Dereference (CVE-2026-28390)

Issue summary: During processing of a crafted CMS EnvelopedData message with KeyTransportRecipientInfo a NULL pointer dereference can happen. Impact summary: Applications that process attacker-controlled CMS data may crash before authentication or cryptographic operations occur resulting in Denia...

Siemens RUGGEDCOM RST2428P NULL Pointer Dereference (CVE-2026-22976)

In the Linux kernel, the following vulnerability has been resolved: net/sched: schqfq: Fix NULL deref when deactivating inactive aggregate in qfqreset qfqclass-leafqdisc-q.qlen 0 does not imply that the class itself is active. Two qfqclass objects may point to the same leafqdisc. This happens whe...

PT-2026-50708

Name of the Vulnerable Software and Affected Versions HAProxy versions prior to 3.4.0 Description A null pointer dereference occurs in the hpack dht insert function within src/hpack-tbl.c because the return value of hpack dht defrag is not validated when the memory pool is exhausted. An attacker...

Siemens RUGGEDCOM RST2428P Improper Input Validation (CVE-2025-40264)

In the Linux kernel, the following vulnerability has been resolved: be2net: pass wrbparams in case of OS2BMC beinsertvlaninpkt is called with the wrbparams argument being NULL at besendpkttobmc call site. This may lead to dereferencing a NULL pointer when processing a workaround for specific...

Siemens RUGGEDCOM RST2428P Expired Pointer Dereference (CVE-2025-49795)

A NULL pointer dereference vulnerability was found in libxml2 when processing XPath XML expressions. This flaw allows an attacker to craft a malicious XML input to libxml2, leading to a denial of service. This plugin only works with Tenable.ot. Please visit...

Oracle Linux 8 : httpd:2.4 (ELSA-2026-25090)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-25090 advisory. - Resolves: RHEL-173558 - httpd:2.4/httpd: Apache HTTP Server modproxyajp: Arbitrary code execution via heap-based buffer overflow CVE-2026-28780 - Resolves:...

Internet Systems Consortium BIND DNSSEC DNSKEY Extended Flags denial of service vulnerability

Summary A denial of service vulnerability exists in the DNSSEC DNSKEY Extended Flags functionality of BIND versions: 9.21.21. A specially crafted mirror domain can lead to a denial of service. An attacker can serve a malicious zone to trigger this vulnerability. Confirmed Vulnerable Versions The...

CVE-2026-8050 CVE-2026-8050

In SignalRGB versions prior to 1.3.7.0, seven of the thirteen IOCTL handlers dereference the SystemBuffer pointer without first verifying that it is non-NULL. Sending an IOCTL with an empty input buffer causes a NULL pointer dereference, resulting in a kernel crash...

CVE-2026-8050

CVE-2026-8050 affects SignalRGB prior to 1.3.7.0: seven (out of sixteen) IOCTL handlers dereference SystemBuffer without validating non-NULL, causing a NULL pointer dereference and kernel crash when an IOCTL with an empty input buffer is sent. Mitigation is SignalRGB driver update to version 1.3....

CVE-2026-1288

A maliciously crafted RFA file, when converted to FormIt via “Convert RFA to FormIt” in Autodesk Revit, can force a NULL Pointer Dereference vulnerability. Successful exploitation may cause the application to crash, leading to a denial-of-service condition...

EUVD-2026-37744

A maliciously crafted RFA file, when converted to FormIt via “Convert RFA to FormIt” in Autodesk Revit, can force a NULL Pointer Dereference vulnerability. Successful exploitation may cause the application to crash, leading to a denial-of-service condition...

CVE-2026-1288 RFA File Parsing Vulnerability in Autodesk Revit

A maliciously crafted RFA file, when converted to FormIt via “Convert RFA to FormIt” in Autodesk Revit, can force a NULL Pointer Dereference vulnerability. Successful exploitation may cause the application to crash, leading to a denial-of-service condition...