CVE-2021-20235

There's a flaw in the zeromq server in versions before 4.3.3 in src/decoderallocators.hpp. The decoder static allocator could have its sized changed, but the buffer would remain the same as it is a static buffer. A remote, unauthenticated attacker who sends a crafted request to the zeromq server...

CVE-2021-20234

An uncontrolled resource consumption memory leak flaw was found in the ZeroMQ client in versions before 4.3.3 in src/pipe.cpp. This issue causes a client that connects to multiple malicious or compromised servers to crash. The highest threat from this vulnerability is to system availability...

CVE-2021-20235

There's a flaw in the zeromq server in versions before 4.3.3 in src/decoderallocators.hpp. The decoder static allocator could have its sized changed, but the buffer would remain the same as it is a static buffer. A remote, unauthenticated attacker who sends a crafted request to the zeromq server...

CVE-2021-20234

An uncontrolled resource consumption memory leak flaw was found in the ZeroMQ client in versions before 4.3.3 in src/pipe.cpp. This issue causes a client that connects to multiple malicious or compromised servers to crash. The highest threat from this vulnerability is to system availability...

DEBIAN-CVE-2021-20235

There's a flaw in the zeromq server in versions before 4.3.3 in src/decoderallocators.hpp. The decoder static allocator could have its sized changed, but the buffer would remain the same as it is a static buffer. A remote, unauthenticated attacker who sends a crafted request to the zeromq server...

DEBIAN-CVE-2021-20234

An uncontrolled resource consumption memory leak flaw was found in the ZeroMQ client in versions before 4.3.3 in src/pipe.cpp. This issue causes a client that connects to multiple malicious or compromised servers to crash. The highest threat from this vulnerability is to system availability...

Denial of Service (DoS)

Overview Affected versions of this package are vulnerable to Denial of Service DoS. An uncontrolled resource consumption memory leak flaw was found in the ZeroMQ client in versions before 4.3.3 in src/pipe.cpp. This issue causes a client that connects to multiple malicious or compromised servers ...

CVE-2021-20234

An uncontrolled resource consumption memory leak flaw was found in the ZeroMQ client in versions before 4.3.3 in src/pipe.cpp. This issue causes a client that connects to multiple malicious or compromised servers to crash. The highest threat from this vulnerability is to system availability...

CVE-2021-20235

There's a flaw in the zeromq server in versions before 4.3.3 in src/decoderallocators.hpp. The decoder static allocator could have its sized changed, but the buffer would remain the same as it is a static buffer. A remote, unauthenticated attacker who sends a crafted request to the zeromq server...

Buffer overflow

There's a flaw in the zeromq server in versions before 4.3.3 in src/decoderallocators.hpp. The decoder static allocator could have its sized changed, but the buffer would remain the same as it is a static buffer. A remote, unauthenticated attacker who sends a crafted request to the zeromq server...

Design/Logic Flaw

An uncontrolled resource consumption memory leak flaw was found in the ZeroMQ client in versions before 4.3.3 in src/pipe.cpp. This issue causes a client that connects to multiple malicious or compromised servers to crash. The highest threat from this vulnerability is to system availability...

Buffer Overflow

Overview Affected versions of this package are vulnerable to Buffer Overflow. There's a flaw in the zeromq server in versions before 4.3.3 in src/decoderallocators.hpp. The decoder static allocator could have its sized changed, but the buffer would remain the same as it is a static buffer. A...

UBUNTU-CVE-2021-20235

There's a flaw in the zeromq server in versions before 4.3.3 in src/decoderallocators.hpp. The decoder static allocator could have its sized changed, but the buffer would remain the same as it is a static buffer. A remote, unauthenticated attacker who sends a crafted request to the zeromq server...

CVE-2021-20235

CVE-2021-20235 describes a flaw in ZeroMQ libzmq server before 4.3.3 where the decoder static allocator could have its size changed while using a static buffer, enabling a remote, unauthenticated attacker to trigger a buffer overflow write via crafted requests if CURVE/ZAP authentication is disab...

CVE-2021-20235

There's a flaw in the zeromq server in versions before 4.3.3 in src/decoderallocators.hpp. The decoder static allocator could have its sized changed, but the buffer would remain the same as it is a static buffer. A remote, unauthenticated attacker who sends a crafted request to the zeromq server...

CVE-2021-20235

There's a flaw in the zeromq server in versions before 4.3.3 in src/decoderallocators.hpp. The decoder static allocator could have its sized changed, but the buffer would remain the same as it is a static buffer. A remote, unauthenticated attacker who sends a crafted request to the zeromq server...

CVE-2021-20234

An uncontrolled resource consumption memory leak flaw was found in the ZeroMQ client in versions before 4.3.3 in src/pipe.cpp. This issue causes a client that connects to multiple malicious or compromised servers to crash. The highest threat from this vulnerability is to system availability...

CVE-2021-20234

CVE-2021-20234 is a memory-leak/ uncontrolled resource consumption flaw in the ZeroMQ client before 4.3.3 (src/pipe.cpp). It can cause a client that connects to multiple malicious or compromised servers to crash, impacting availability. Affected: ZeroMQ client library (libzmq) prior to 4.3.3. Exp...

CVE-2021-20234

An uncontrolled resource consumption memory leak flaw was found in the ZeroMQ client in versions before 4.3.3 in src/pipe.cpp. This issue causes a client that connects to multiple malicious or compromised servers to crash. The highest threat from this vulnerability is to system availability...

Updated zeromq packages fix security vulnerabilities

Memory leak in client induced by malicious server without CURVE/ZAP rhbz1921972. Stack overflow on server running PUB/XPUB socket rhbz1921976. Heap overflow when receiving malformed ZMTP v1 packets rhbz1921983. Memory leaks via metadata messages processed by PUB sockets rhbz1921989. Also, the...