CVE-2022-29227

CVE Details

Release Date:2022-06-09
Impact:None What is this?

Description


Envoy is a cloud-native high-performance edge/middle/service proxy. In versions prior to 1.22.1 if Envoy attempts to send an internal redirect of an HTTP request consisting of more than HTTP headers, there is a lifetime bug which can be triggered. If while replaying the request Envoy sends a local reply when the redirect headers are processed, the downstream state indicates that the downstream stream is not complete. On sending the local reply, Envoy will attempt to reset the upstream stream, but as it is actually complete, and deleted, this result in a use-after-free. Users are advised to upgrade. Users unable to upgrade are advised to disable internal redirects if crashes are observed.

See more information about CVE-2022-29227 from MITRE CVE dictionary and NIST NVD


NOTE: The following CVSS metrics and score provided are preliminary and subject to review.


CVSS v3 metrics

Base Score: 7.5
Vector String: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Version: 3.0
Attack Vector: Network
Attack Complexity: Low
Privileges Required: None
User Interaction: None
Scope: Unchanged
Confidentiality Impact: None
Integrity Impact: None
Availability Impact: High

Errata information


PlatformErrataRelease Date
Oracle Linux version 7 (cri-o)ELSA-2022-95892022-07-12
Oracle Linux version 7 (cri-tools)ELSA-2022-95892022-07-12
Oracle Linux version 7 (etcd)ELSA-2022-95892022-07-12
Oracle Linux version 7 (istio)ELSA-2022-95872022-07-11
Oracle Linux version 7 (istio)ELSA-2022-95892022-07-12
Oracle Linux version 7 (kata)ELSA-2022-95892022-07-12
Oracle Linux version 7 (kubernetes)ELSA-2022-95892022-07-12
Oracle Linux version 7 (olcne)ELSA-2022-95872022-07-11
Oracle Linux version 7 (olcne)ELSA-2022-95892022-07-12
Oracle Linux version 8 (cri-o)ELSA-2022-95882022-07-12
Oracle Linux version 8 (cri-tools)ELSA-2022-95882022-07-12
Oracle Linux version 8 (etcd)ELSA-2022-95882022-07-12
Oracle Linux version 8 (istio)ELSA-2022-95862022-07-11
Oracle Linux version 8 (istio)ELSA-2022-95882022-07-12
Oracle Linux version 8 (kata)ELSA-2022-95882022-07-12
Oracle Linux version 8 (kubernetes)ELSA-2022-95882022-07-12
Oracle Linux version 8 (olcne)ELSA-2022-95862022-07-11
Oracle Linux version 8 (olcne)ELSA-2022-95882022-07-12


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