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Red Hat Security Advisory 2024-1270-03
Red Hat Security Advisory 2024-1270-03 - An update for docker is now available for Red Hat Enterprise Linux 7 Extras.
The following advisory data is extracted from:https://access.redhat.com/security/data/csaf/v2/advisories/2024/rhsa-2024_1270.jsonRed Hat officially shut down their mailing list notifications October 10, 2023. Due to this, Packet Storm has recreated the below data as a reference point to raise awareness. It must be noted that due to an inability to easily track revision updates without crawling Red Hat's archive, these advisories are single notifications and we strongly suggest that you visit the Red Hat provided links to ensure you have the latest information available if the subject matter listed pertains to your environment.- Packet Storm Staff====================================================================Red Hat Security AdvisorySynopsis: Important: docker security updateAdvisory ID: RHSA-2024:1270-03Product: Red Hat Enterprise Linux ExtrasAdvisory URL: https://access.redhat.com/errata/RHSA-2024:1270Issue date: 2024-03-12Revision: 03CVE Names: CVE-2024-21626====================================================================Summary: An update for docker is now available for Red Hat Enterprise Linux 7 Extras.Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.Description:Docker is an open-source engine that automates the deployment of any application as a lightweight, portable, self-sufficient container that runs virtually anywhere. Security Fix(es):* runc: file descriptor leak (CVE-2024-21626)For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.Solution:https://access.redhat.com/articles/11258CVEs:CVE-2024-21626References:https://access.redhat.com/security/updates/classification/#importanthttps://access.redhat.com/security/vulnerabilities/CVE-2024-21626https://access.redhat.com/security/vulnerabilities/RHSB-2024-001https://bugzilla.redhat.com/show_bug.cgi?id=2258725Related news
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runc versions 1.1.11 and below, as used by containerization technologies such as Docker engine and Kubernetes, are vulnerable to an arbitrary file write vulnerability. Due to a file descriptor leak it is possible to mount the host file system with the permissions of runc (typically root). Successfully tested on Ubuntu 22.04 with runc 1.1.7-0ubuntu1~22.04.1 using Docker build.
Ubuntu Security Notice 6619-1 - Rory McNamara discovered that runC did not properly manage internal file descriptor while managing containers. An attacker could possibly use this issue to obtain sensitive information or bypass container restrictions.
Multiple security vulnerabilities have been disclosed in the runC command line tool that could be exploited by threat actors to escape the bounds of the container and stage follow-on attacks. The vulnerabilities, tracked as CVE-2024-21626, CVE-2024-23651, CVE-2024-23652, and CVE-2024-23653, have been collectively dubbed Leaky Vessels by cybersecurity vendor Snyk. "These container