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CVE-2021-36980

Status Candidate

Overview

Open vSwitch (aka openvswitch) 2.11.0 through 2.15.0 has a use-after-free in decode_NXAST_RAW_ENCAP (called from ofpact_decode and ofpacts_decode) during the decoding of a RAW_ENCAP action.

Related Files

Gentoo Linux Security Advisory 202311-16
Posted Nov 27, 2023
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 202311-16 - Multiple denial of service vulnerabilities have been found in Open vSwitch. Versions greater than or equal to 2.17.6 are affected.

tags | advisory, denial of service, vulnerability
systems | linux, gentoo
advisories | CVE-2020-27827, CVE-2020-35498, CVE-2021-36980, CVE-2021-3905, CVE-2022-4337, CVE-2022-4338, CVE-2023-1668
SHA-256 | 0bda202461e33ccd269260bad11d7bbc0f0c9faa18de574dd6cb69744849efcc
Red Hat Security Advisory 2021-3942-01
Posted Oct 20, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-3942-01 - Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic. Issues addressed include a use-after-free vulnerability.

tags | advisory, remote, protocol
systems | linux, redhat
advisories | CVE-2021-36980
SHA-256 | 64dd479bd53f32a887a2e45c01fd3b3c0196b3b79d57c74a592be8d10b31fbf3
Red Hat Security Advisory 2021-3759-01
Posted Oct 19, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-3759-01 - Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments. This advisory contains the container images for Red Hat OpenShift Container Platform 4.9.0. Issues addressed include bypass, denial of service, and information leakage vulnerabilities.

tags | advisory, denial of service, vulnerability
systems | linux, redhat
advisories | CVE-2021-26539, CVE-2021-26540, CVE-2021-28092, CVE-2021-28169, CVE-2021-29059, CVE-2021-3121, CVE-2021-31525, CVE-2021-32690, CVE-2021-33194, CVE-2021-33195, CVE-2021-33196, CVE-2021-33197, CVE-2021-33198, CVE-2021-34428, CVE-2021-34558, CVE-2021-36980
SHA-256 | 7265806b363eb2f9eb43a9647afb7e380c631bafc4c8c84cefa21d9b1bb6be63
Red Hat Security Advisory 2021-3758-01
Posted Oct 19, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-3758-01 - Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments. This advisory contains the RPM packages for Red Hat OpenShift Container Platform 4.9.0. Issues addressed include memory exhaustion and use-after-free vulnerabilities.

tags | advisory, vulnerability
systems | linux, redhat
advisories | CVE-2021-28169, CVE-2021-33196, CVE-2021-34428, CVE-2021-36980
SHA-256 | 30f88c1cf7a576b5db0d89ce77067f102c420b77a57f911c78865ff056d43120
Ubuntu Security Notice USN-5065-1
Posted Sep 8, 2021
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5065-1 - It was discovered that Open vSwitch incorrectly handled decoding RAW_ENCAP actions. A remote attacker could use this issue to cause Open vSwitch to crash, resulting in a denial of service, or possibly execute arbitrary code.

tags | advisory, remote, denial of service, arbitrary
systems | linux, ubuntu
advisories | CVE-2021-36980
SHA-256 | 3ee103af555ef817fe1092f9cd4a1fa45427ed530a1657c01ff4a794d462ac9f
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