SUSE CVE-2026-64538

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix null-ptr-deref in fib6nhmtuchange. fib6nhmtuchange re-fetches idev via in6devgetarg-dev and dereferences idev-cnf.mtu6 without a NULL check. addrconfifdown clears dev-ip6ptr with RCUINITPOINTER after rt6disableip has...

SUSE CVE-2026-64542

In the Linux kernel, the following vulnerability has been resolved: ipv6: ndisc: fix NULL deref in acceptuntrackedna acceptuntrackedna re-fetches the inet6dev with in6devgetdev and dereferences idev-cnf.acceptuntrackedna without a NULL check, even though its only caller ndiscrecvna already fetche...

CVE-2026-67184

Summary: TinyWeb 0.0.8 and earlier are affected by a null pointer dereference due to a failure in HttpParser::execute() when parsing an HTTP request line with an invalid version. The code path leaves Url as NULL and then buildResponse() dereferences it without validating valid_requ, causing a SIG...

CVE-2026-67184

TinyWeb through 0.0.8 contains a null pointer dereference vulnerability that allows unauthenticated remote attackers to crash worker processes by sending a malformed HTTP request line with an invalid version string. The HttpParser::execute function fails to allocate the Url object when version...

CVE-2026-67184 TinyWeb 0.0.8 Null Pointer Dereference DoS via Malformed HTTP Request

TinyWeb through 0.0.8 contains a null pointer dereference vulnerability that allows unauthenticated remote attackers to crash worker processes by sending a malformed HTTP request line with an invalid version string. The HttpParser::execute function fails to allocate the Url object when version...

EUVD-2026-49902

TinyWeb through 0.0.8 contains a null pointer dereference vulnerability that allows unauthenticated remote attackers to crash worker processes by sending a malformed HTTP request line with an invalid version string. The HttpParser::execute function fails to allocate the Url object when version...

CVE-2026-66749 Let's Chat 0.4.0 - 0.4.8 Denial of Service via Null Dereference in Room Lookup

Let's Chat 0.4.0 through 0.4.8 contains a null dereference vulnerability that allows authenticated attackers to crash the server by supplying a valid 24-character hex string room parameter that matches no document in the database. Attackers can send a crafted GET /messages request causing an...

EUVD-2026-49874

Let's Chat 0.4.0 through 0.4.8 contains a null dereference vulnerability that allows authenticated attackers to crash the server by supplying a valid 24-character hex string room parameter that matches no document in the database. Attackers can send a crafted GET /messages request causing an...

CVE-2026-66749 Let's Chat 0.4.0 - 0.4.8 Denial of Service via Null Dereference in Room Lookup

Let's Chat 0.4.0 through 0.4.8 contains a null dereference vulnerability that allows authenticated attackers to crash the server by supplying a valid 24-character hex string room parameter that matches no document in the database. Attackers can send a crafted GET /messages request causing an...

CVE-2026-66749

CVE-2026-66749 affects Let's Chat versions 0.4.0–0.4.8. It describes a null dereference that allows an authenticated attacker to crash the Node.js server by supplying a valid 24-character hex room parameter that does not match any document in the database. A crafted GET /messages request triggers...

CVE-2026-66749

Let's Chat 0.4.0 through 0.4.8 contains a null dereference vulnerability that allows authenticated attackers to crash the server by supplying a valid 24-character hex string room parameter that matches no document in the database. Attackers can send a crafted GET /messages request causing an...

CVE-2026-66749 Let's Chat 0.4.0 - 0.4.8 Denial of Service via Null Dereference in Room Lookup

Let's Chat 0.4.0 through 0.4.8 contains a null dereference vulnerability that allows authenticated attackers to crash the server by supplying a valid 24-character hex string room parameter that matches no document in the database. Attackers can send a crafted GET /messages request causing an...

CVE-2026-64538

A flaw was found in the Linux kernel's IPv6 networking component. A null pointer dereference vulnerability exists in the fib6nhmtuchange function. This can occur when the idev in6device pointer is cleared during network interface shutdown, but the fib6nhmtuchange function attempts to dereference ...

GHSA-4R9R-4425-74P7 Cedar-Java has policy injection, type confusion, and incorrect equality comparison vulnerabilities

Summary CedarJava is an open source Java implementation of the Cedar policy language, used for fine-grained authorization decisions. Under certain circumstances, it could lead to incorrect equality comparisons. Impact EntityIdentifier.equals has inverted null/self branches The...

EUVD-2026-43524

Cedar-Java has policy injection, type confusion, and incorrect equality comparison vulnerabilities...

openssl: OpenSSL: Denial of Service due to NULL pointer dereference in CMS EnvelopedData processing

A flaw was found in OpenSSL. A remote attacker could exploit this vulnerability by sending a specially crafted Cryptographic Message Syntax CMS EnvelopedData message. During the processing of a KeyTransportRecipientInfo with RSA-OAEP encryption, the system attempts to access an optional parameter...

CVE-2026-62432

The EVTCHNOPexpandarray hypercall checks for whether FIFO event channels are enabled, but without holding the correct lock. It can race with EVTCHNOPreset, resulting in dereferencing a NULL pointer...

CVE-2026-64234

A flaw was found in the Linux kernel's tty subsystem, specifically within the pchuart serial driver. This vulnerability occurs due to a missing check for the return value of dmaalloccoherent. An attacker could potentially exploit this to trigger a NULL pointer dereference in the dmahandlerx...

kernel: iommu/vt-d: Avoid NULL pointer dereference or refcount corruption

A flaw was found in the Linux kernel's Input-Output Memory Management Unit IOMMU virtualized direct memory access VT-d component. This vulnerability occurs when the system attempts to perform cleanup operations without a valid device identifier, leading to a null pointer dereference or incorrect...

CVE-2026-62432

CVE-2026-62432: The EVTCHNOP_expand_array hypercall in Xen signals a race with EVTCHNOP_reset when checking FIFO event channels, because the correct lock is not held, leading to potential dereference of a NULL pointer. Affected: Xen hypervisor interfaces referenced in the NVD entry and mirrored i...