rhba-2020_1232
Vulnerability from csaf_redhat
Published
2020-04-01 00:26
Modified
2024-09-13 16:10
Summary
Red Hat Bug Fix Advisory: runc bug fix update

Notes

Topic
Updated runc package that fixes several bugs is now available for Red Hat Enterprise Linux 7 Extras.
Details
The runc tool is a lightweight, portable implementation of the Open Container Format (OCF) that provides container runtime. Users of runc are advised to upgrade to this updated package, which fixes several bugs.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.


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          "text": "runc through 1.0.0-rc8, as used in Docker through 19.03.2-ce and other products, allows AppArmor restriction bypass because libcontainer/rootfs_linux.go incorrectly checks mount targets, and thus a malicious Docker image can mount over a /proc directory.",
          "title": "Vulnerability description"
        },
        {
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          "text": "runc: AppArmor/SELinux bypass with malicious image that specifies a volume at /proc",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "The AppArmor security module is not supported by Red Hat, on the other hand the flaw also affects SELinux based distributions like Red Hat Enterprise Linux.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
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            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
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            "7Server-EXTRAS-7.8:runc-0:1.0.0-67.rc10.el7_8.s390x",
            "7Server-EXTRAS-7.8:runc-0:1.0.0-67.rc10.el7_8.src",
            "7Server-EXTRAS-7.8:runc-0:1.0.0-67.rc10.el7_8.x86_64",
            "7Server-EXTRAS-7.8:runc-debuginfo-0:1.0.0-67.rc10.el7_8.ppc64le",
            "7Server-EXTRAS-7.8:runc-debuginfo-0:1.0.0-67.rc10.el7_8.s390x",
            "7Server-EXTRAS-7.8:runc-debuginfo-0:1.0.0-67.rc10.el7_8.x86_64",
            "7Workstation-EXTRAS-7.8:runc-0:1.0.0-67.rc10.el7_8.ppc64le",
            "7Workstation-EXTRAS-7.8:runc-0:1.0.0-67.rc10.el7_8.s390x",
            "7Workstation-EXTRAS-7.8:runc-0:1.0.0-67.rc10.el7_8.src",
            "7Workstation-EXTRAS-7.8:runc-0:1.0.0-67.rc10.el7_8.x86_64",
            "7Workstation-EXTRAS-7.8:runc-debuginfo-0:1.0.0-67.rc10.el7_8.ppc64le",
            "7Workstation-EXTRAS-7.8:runc-debuginfo-0:1.0.0-67.rc10.el7_8.s390x",
            "7Workstation-EXTRAS-7.8:runc-debuginfo-0:1.0.0-67.rc10.el7_8.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "runc: AppArmor/SELinux bypass with malicious image that specifies a volume at /proc"
    }
  ]
}


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