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OpenAdvisories

Package · Azure Linux

cloud-hypervisor

29 known vulnerabilities.

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  • Medium 4.8

    Wasmtime 47.0.0 before 48.0.4 and 49.0.0 before 49.0.2 GC Heap Corruption via Tag Imports

    Wasmtime 47.0.0 before 48.0.4 and 49.0.0 before 49.0.2 contains an improper validation vulnerability that accepts components whose core modules import WebAssembly tags with a subtype of the original type. Malicious guests can mis-type exception object payload…

  • Medium 5.3

    Unauthenticated and Undersized DTLS 1.2 AEAD Record Causes DoS

    Issue summary: An established DTLS 1.2 association using an AEAD cipher suite can be terminated by a single unauthenticated datagram whose encrypted fragment is shorter than the mandatory explicit IV and authentication tag overhead. Impact summary: An attacke…

  • Medium 5.3

    NULL Pointer Dereference in CMP Client Revocation Response Handling

    Issue summary: A CMP client that requests certificate revocation on the basis of a PKCS#10 CSR may dereference a NULL pointer and terminate abnormally when processing a crafted revocation response. Impact summary: The NULL pointer dereference happens on a rea…

  • Medium 5.3

    QUIC Connection-Level Flow Control is Not Enforced for Streams

    Issue summary: OpenSSL QUIC stack does not enforce connection level flow control for streams. Remote peers may send more bytes as long as they fit within the stream flow control limits. Impact summary: A malicious remote peer may exploit the lack of connectio…

  • Medium 5.3

    Potential CPU DoS via O(n^2) Fragment Reassembly in QUIC

    Issue summary: The QUIC stream reassembly algorithm performance deteriorates progressively as packets are arriving out of order. The worst case has a quadratic complexity proportional to the number of stream frames kept in the buffer for the received stream d…

  • Medium 5.3

    Excessive Memory Allocation in Relative CRLDP Processing

    Issue summary: A certificate with many nameRelativeToCRLIssuer CRL distribution points causes disproportionate heap growth when OpenSSL caches X.509 extensions. Impact summary: Receiving a crafted certificate from a malicious peer can lead to significant memo…

  • Medium 6.5

    `rustix::fs::Dir` iterator with the `linux_raw` backend can cause memory explosion

    Rustix is a set of safe Rust bindings to POSIX-ish APIs. When using `rustix::fs::Dir` using the `linux_raw` backend, it's possible for the iterator to "get stuck" when an IO error is encountered. Combined with a memory over-allocation issue in `rustix::fs::Di…

  • Medium 5.7

    `serde` deserialization for `FamStructWrapper` lacks bound checks that could potentially lead to out-of-bounds memory access

    vmm-sys-util is a collection of modules that provides helpers and utilities used by multiple rust-vmm components. Starting in version 0.5.0 and prior to version 0.12.0, an issue in the `FamStructWrapper::deserialize` implementation provided by the crate for `…

  • Medium 4.0

    Malicious HTTP requests could close arbitrary opening file descriptors in cloud-hypervisor

    Cloud hypervisor is a Virtual Machine Monitor for Cloud workloads. This vulnerability allows users to close arbitrary open file descriptors in the Cloud Hypervisor process via sending malicious HTTP request through the HTTP API socket. As a result, the Cloud …

  • Medium 5.7

    Versionize is lacking bound checks, potentially leading to out of bounds memory access

    Versionize is a framework for version tolerant serializion/deserialization of Rust data structures, designed for usecases that need fast deserialization times and minimal size overhead. An issue was discovered in the ‘Versionize::deserialize’ implementation p…

  • Medium 5.9
    CVE-2022-4304 Public exploit EPSS 24%

    Timing Oracle in RSA Decryption

    A timing based side channel exists in the OpenSSL RSA Decryption implementation which could be sufficient to recover a plaintext across a network in a Bleichenbacher style attack. To achieve a successful decryption an attacker would have to be able to send a …