http2-bomb

HTTP/2 Bomb - CVE-2026-49975 Ein Denial-of-Service DoS-Proof-of-Concept, das auf HTTP/2-Server abzielt. Durch die Kombination von HPACK-Verstärkung mit Stream-Retention kann ein einzelner Rechner mit einer bescheidenen Netzwerkverbindung einen anfälligen Server innerhalb von Sekunden unerreichbar...

BIT-ELASTICSEARCH-2026-72656 Memory Allocation with Excessive Size Value in Elasticsearch Leading to Denial of Service

Memory Allocation with Excessive Size Value CWE-789 in the ES|QL query processing of Elasticsearch can lead to denial of service via Excessive Allocation CAPEC-130. An authenticated user able to submit ES|QL queries could send a specially crafted query whose evaluation allocates an unbounded amou...

GHSA-68MJ-5WR7-6FGG RabbitMQ Java client ValueReader: Oversized LongString/bytes length triggers OOM via unchecked allocation

Summary ValueReader.readBytes allocates a byte array sized by a wire-declared content length without validating it against actual frame data. A malicious AMQP peer triggers OOM by declaring a 2GB string/bytes field. Vulnerable Code src/main/java/com/rabbitmq/client/impl/ValueReader.java lines...

RabbitMQ Java client ValueReader: Oversized LongString/bytes length triggers OOM via unchecked allocation

Summary ValueReader.readBytes allocates a byte array sized by a wire-declared content length without validating it against actual frame data. A malicious AMQP peer triggers OOM by declaring a 2GB string/bytes field. Vulnerable Code src/main/java/com/rabbitmq/client/impl/ValueReader.java lines...

CVE-2026-72656

Memory Allocation with Excessive Size Value CWE-789 in the ES|QL query processing of Elasticsearch can lead to denial of service via Excessive Allocation CAPEC-130. An authenticated user able to submit ES|QL queries could send a specially crafted query whose evaluation allocates an unbounded amou...

CVE-2026-72645

Memory Allocation with Excessive Size Value CWE-789 in Elasticsearch can lead to denial of service via Excessive Allocation CAPEC-130. An authenticated user holding only read privileges on a single index can submit one small, specially crafted search request that causes an excessively large memor...

EUVD-2026-58282

Memory Allocation with Excessive Size Value CWE-789 in Elasticsearch can lead to denial of service via Excessive Allocation CAPEC-130. An authenticated user holding only read privileges on a single index can submit one small, specially crafted search request that causes an excessively large memor...

CVE-2026-72645

Memory Allocation with Excessive Size Value CWE-789 in Elasticsearch can lead to denial of service via Excessive Allocation CAPEC-130. An authenticated user holding only read privileges on a single index can submit one small, specially crafted search request that causes an excessively large memor...

CVE-2026-72645

The vulnerability CVE-2026-72645 affects Elasticsearch and stems from Memory Allocation with Excessive Size Value (CWE-789) that can cause a denial of service. An authenticated user with only read privileges on a single index can issue a crafted small search request triggering an excessively larg...

CVE-2026-72645 Memory Allocation with Excessive Size Value in Elasticsearch Leading to Denial of Service

Memory Allocation with Excessive Size Value CWE-789 in Elasticsearch can lead to denial of service via Excessive Allocation CAPEC-130. An authenticated user holding only read privileges on a single index can submit one small, specially crafted search request that causes an excessively large memor...

CVE-2026-72656 Memory Allocation with Excessive Size Value in Elasticsearch Leading to Denial of Service

Memory Allocation with Excessive Size Value CWE-789 in the ES|QL query processing of Elasticsearch can lead to denial of service via Excessive Allocation CAPEC-130. An authenticated user able to submit ES|QL queries could send a specially crafted query whose evaluation allocates an unbounded amou...

CVE-2026-72656 Memory Allocation with Excessive Size Value in Elasticsearch Leading to Denial of Service

Memory Allocation with Excessive Size Value CWE-789 in the ES|QL query processing of Elasticsearch can lead to denial of service via Excessive Allocation CAPEC-130. An authenticated user able to submit ES|QL queries could send a specially crafted query whose evaluation allocates an unbounded amou...

CVE-2026-72656

CVE-2026-72656 affects Elasticsearch ES|QL processing. The vulnerability arises from Memory Allocation with Excessive Size Value (CWE-789) in the ES|QL query evaluation, where an authenticated user can submit a query that may allocate unbounded heap memory, exhausting node heap and causing denial...

CVE-2026-72656

Memory Allocation with Excessive Size Value CWE-789 in the ES|QL query processing of Elasticsearch can lead to denial of service via Excessive Allocation CAPEC-130. An authenticated user able to submit ES|QL queries could send a specially crafted query whose evaluation allocates an unbounded amou...

EUVD-2026-58279

Memory Allocation with Excessive Size Value CWE-789 in the ES|QL query processing of Elasticsearch can lead to denial of service via Excessive Allocation CAPEC-130. An authenticated user able to submit ES|QL queries could send a specially crafted query whose evaluation allocates an unbounded amou...

Elasticsearch 8.19.20, 9.4.5, 9.5.1 Security Update (ESA-2026-79)

Memory Allocation with Excessive Size Value in Elasticsearch Leading to Denial of Service A flaw in Elasticsearch allows a low-privileged authenticated user to submit a single small request containing a forged opaque identifier. Elasticsearch decodes and deserializes the identifier before...

Elasticsearch 8.19.20, 9.4.5, 9.5.1 Security Update (ESA-2026-116)

Memory Allocation with Excessive Size Value in Elasticsearch Leading to Denial of Service Memory Allocation with Excessive Size Value CWE-789 in Elasticsearch can lead to denial of service via Excessive Allocation CAPEC-130. An authenticated user holding only read privileges on a single index can...

Elasticsearch 8.18.0, 9.0.0 Security Update (ESA-2026-111)

Memory Allocation with Excessive Size Value in Elasticsearch Leading to Denial of Service Memory Allocation with Excessive Size Value CWE-789 in the ES|QL query processing of Elasticsearch can lead to denial of service via Excessive Allocation CAPEC-130. An authenticated user able to submit ES|QL...

PT-2026-71768

Memory Allocation with Excessive Size Value CWE-789 in the ES|QL query processing of Elasticsearch can lead to denial of service via Excessive Allocation CAPEC-130. An authenticated user able to submit ES|QL queries could send a specially crafted query whose evaluation allocates an unbounded amou...

Security Bulletin: IBM® Db2® is vulnerable to denial of service under specific conditions (CVE-2024-45663)

Summary IBM® Db2® is vulnerable to denial of service as the server may crash under certain conditions with a specially crafted query. Vulnerability Details CVEID:CVE-2024-45663 DESCRIPTION: IBM Db2 for Linux, UNIX and Windows includes Db2 Connect Server is vulnerable to a denial of service as the...