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CVE-2017-7539

Status Candidate

Overview

An assertion-failure flaw was found in Qemu before 2.10.1, in the Network Block Device (NBD) server's initial connection negotiation, where the I/O coroutine was undefined. This could crash the qemu-nbd server if a client sent unexpected data during connection negotiation. A remote user or process could use this flaw to crash the qemu-nbd server resulting in denial of service.

Related Files

Red Hat Security Advisory 2017-3474-01
Posted Dec 15, 2017
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2017-3474-01 - KVM is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm-rhev packages provide the user-space component for running virtual machines that use KVM in environments managed by Red Hat products. Security Fix: An assertion-failure flaw was found in the Network Block Device server's initial connection negotiation, where the I/O coroutine was undefined. This could crash the qemu-nbd server if a client sent unexpected data during connection negotiation. A remote user or process could use this flaw to crash the qemu-nbd server resulting in denial of service.

tags | advisory, remote, denial of service
systems | linux, redhat
advisories | CVE-2017-10664, CVE-2017-11334, CVE-2017-14167, CVE-2017-15289, CVE-2017-7539
SHA-256 | b146276f21006a6482f059705c18a8672e10a014be7b092c305842e8f3060279
Red Hat Security Advisory 2017-3466-01
Posted Dec 15, 2017
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2017-3466-01 - KVM is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm-rhev packages provide the user-space component for running virtual machines that use KVM in environments managed by Red Hat products. Security Fix: An assertion-failure flaw was found in the Network Block Device server's initial connection negotiation, where the I/O coroutine was undefined. This could crash the qemu-nbd server if a client sent unexpected data during connection negotiation. A remote user or process could use this flaw to crash the qemu-nbd server resulting in denial of service.

tags | advisory, remote, denial of service
systems | linux, redhat
advisories | CVE-2017-10664, CVE-2017-11334, CVE-2017-14167, CVE-2017-15289, CVE-2017-7539
SHA-256 | 84a7b3f4ea4874af0ae1de4c1762b18a68c9aebe5f589fd042d64b0f18ab77f6
Red Hat Security Advisory 2017-3473-01
Posted Dec 15, 2017
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2017-3473-01 - KVM is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm-rhev packages provide the user-space component for running virtual machines that use KVM in environments managed by Red Hat products. Security Fix: An assertion-failure flaw was found in the Network Block Device server's initial connection negotiation, where the I/O coroutine was undefined. This could crash the qemu-nbd server if a client sent unexpected data during connection negotiation. A remote user or process could use this flaw to crash the qemu-nbd server resulting in denial of service.

tags | advisory, remote, denial of service
systems | linux, redhat
advisories | CVE-2017-10664, CVE-2017-11334, CVE-2017-14167, CVE-2017-15289, CVE-2017-7539
SHA-256 | 5185cca79ae85a913d5eca3f4c5ae46050222a65b86838a1ea3fa3cb98c73575
Red Hat Security Advisory 2017-3472-01
Posted Dec 15, 2017
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2017-3472-01 - KVM is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm-rhev packages provide the user-space component for running virtual machines that use KVM in environments managed by Red Hat products. Security Fix: An assertion-failure flaw was found in the Network Block Device server's initial connection negotiation, where the I/O coroutine was undefined. This could crash the qemu-nbd server if a client sent unexpected data during connection negotiation. A remote user or process could use this flaw to crash the qemu-nbd server resulting in denial of service.

tags | advisory, remote, denial of service
systems | linux, redhat
advisories | CVE-2017-10664, CVE-2017-11334, CVE-2017-14167, CVE-2017-15289, CVE-2017-7539
SHA-256 | facd3d0559b2b0966a6eef7678ab1ea1ee5805c62f3537e7ea2ef451f2b80b92
Red Hat Security Advisory 2017-3470-01
Posted Dec 14, 2017
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2017-3470-01 - KVM is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm-rhev packages provide the user-space component for running virtual machines that use KVM in environments managed by Red Hat products. Security Fix: An assertion-failure flaw was found in the Network Block Device server's initial connection negotiation, where the I/O coroutine was undefined. This could crash the qemu-nbd server if a client sent unexpected data during connection negotiation. A remote user or process could use this flaw to crash the qemu-nbd server resulting in denial of service.

tags | advisory, remote, denial of service
systems | linux, redhat
advisories | CVE-2017-10664, CVE-2017-11334, CVE-2017-14167, CVE-2017-15289, CVE-2017-7539
SHA-256 | efb4335c9408229c495f95ad12044120be9a1e15087a66ae9adce3583c29740d
Red Hat Security Advisory 2017-3471-01
Posted Dec 14, 2017
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2017-3471-01 - KVM is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm-rhev packages provide the user-space component for running virtual machines that use KVM in environments managed by Red Hat products. Security Fix: An assertion-failure flaw was found in the Network Block Device server's initial connection negotiation, where the I/O coroutine was undefined. This could crash the qemu-nbd server if a client sent unexpected data during connection negotiation. A remote user or process could use this flaw to crash the qemu-nbd server resulting in denial of service.

tags | advisory, remote, denial of service
systems | linux, redhat
advisories | CVE-2017-10664, CVE-2017-11334, CVE-2017-14167, CVE-2017-15289, CVE-2017-7539
SHA-256 | 6c949e978f3129a4fa9524d05a3e6a59fc158b36609c374f54dd21fcdd7bb992
Red Hat Security Advisory 2017-2628-01
Posted Sep 5, 2017
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2017-2628-01 - KVM is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm-rhev packages provide the user-space component for running virtual machines that use KVM in environments managed by Red Hat products. Security Fix: An assertion-failure flaw was found in the Network Block Device server's initial connection negotiation, where the I/O co-routine was undefined. This could crash the qemu-nbd server if a client sent unexpected data during connection negotiation. A remote user or process could use this flaw to crash the qemu-nbd server resulting in denial of service.

tags | advisory, remote, denial of service
systems | linux, redhat
advisories | CVE-2017-7539
SHA-256 | 75b298627d6f200a5b756f402cae048368fa86310fff1458bbdbf8f8af9fa07f
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