rhsa-2022_7458
Vulnerability from csaf_redhat
Published
2022-11-08 09:51
Modified
2024-11-22 18:39
Summary
Red Hat Security Advisory: flatpak-builder security and bug fix update

Notes

Topic
An update for flatpak-builder is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. 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.
Details
Flatpak-builder is a tool for building flatpaks from sources. Security Fix(es): * flatpak: flatpak-builder --mirror-screenshots-url can access files outside the build directory (CVE-2022-21682) 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. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.7 Release Notes linked from the References section.
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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  "vulnerabilities": [
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      "cve": "CVE-2022-21682",
      "cwe": {
        "id": "CWE-22",
        "name": "Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)"
      },
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      "ids": [
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          "system_name": "Red Hat Bugzilla ID",
          "text": "2041592"
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      "notes": [
        {
          "category": "description",
          "text": "A path traversal vulnerability was found in Flatpak. This happens when flatpak-builder applies `finish-args` last in the build. At this point the build directory will have the full access that is specified in the manifest, so running `flatpak build` against it will gain those permissions.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "flatpak: flatpak-builder --mirror-screenshots-url can access files outside the build directory",
          "title": "Vulnerability summary"
        },
        {
          "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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          "category": "external",
          "summary": "RHBZ#2041592",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2041592"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2022-21682",
          "url": "https://www.cve.org/CVERecord?id=CVE-2022-21682"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2022-21682",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-21682"
        },
        {
          "category": "external",
          "summary": "https://github.com/flatpak/flatpak/security/advisories/GHSA-8ch7-5j3h-g4fx",
          "url": "https://github.com/flatpak/flatpak/security/advisories/GHSA-8ch7-5j3h-g4fx"
        }
      ],
      "release_date": "2022-01-12T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2022-11-08T09:51:41+00:00",
          "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258",
          "product_ids": [
            "AppStream-8.7.0.GA:flatpak-builder-0:1.0.14-2.el8.aarch64",
            "AppStream-8.7.0.GA:flatpak-builder-0:1.0.14-2.el8.ppc64le",
            "AppStream-8.7.0.GA:flatpak-builder-0:1.0.14-2.el8.s390x",
            "AppStream-8.7.0.GA:flatpak-builder-0:1.0.14-2.el8.src",
            "AppStream-8.7.0.GA:flatpak-builder-0:1.0.14-2.el8.x86_64",
            "AppStream-8.7.0.GA:flatpak-builder-debuginfo-0:1.0.14-2.el8.aarch64",
            "AppStream-8.7.0.GA:flatpak-builder-debuginfo-0:1.0.14-2.el8.ppc64le",
            "AppStream-8.7.0.GA:flatpak-builder-debuginfo-0:1.0.14-2.el8.s390x",
            "AppStream-8.7.0.GA:flatpak-builder-debuginfo-0:1.0.14-2.el8.x86_64",
            "AppStream-8.7.0.GA:flatpak-builder-debugsource-0:1.0.14-2.el8.aarch64",
            "AppStream-8.7.0.GA:flatpak-builder-debugsource-0:1.0.14-2.el8.ppc64le",
            "AppStream-8.7.0.GA:flatpak-builder-debugsource-0:1.0.14-2.el8.s390x",
            "AppStream-8.7.0.GA:flatpak-builder-debugsource-0:1.0.14-2.el8.x86_64"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2022:7458"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.7,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N",
            "version": "3.1"
          },
          "products": [
            "AppStream-8.7.0.GA:flatpak-builder-0:1.0.14-2.el8.aarch64",
            "AppStream-8.7.0.GA:flatpak-builder-0:1.0.14-2.el8.ppc64le",
            "AppStream-8.7.0.GA:flatpak-builder-0:1.0.14-2.el8.s390x",
            "AppStream-8.7.0.GA:flatpak-builder-0:1.0.14-2.el8.src",
            "AppStream-8.7.0.GA:flatpak-builder-0:1.0.14-2.el8.x86_64",
            "AppStream-8.7.0.GA:flatpak-builder-debuginfo-0:1.0.14-2.el8.aarch64",
            "AppStream-8.7.0.GA:flatpak-builder-debuginfo-0:1.0.14-2.el8.ppc64le",
            "AppStream-8.7.0.GA:flatpak-builder-debuginfo-0:1.0.14-2.el8.s390x",
            "AppStream-8.7.0.GA:flatpak-builder-debuginfo-0:1.0.14-2.el8.x86_64",
            "AppStream-8.7.0.GA:flatpak-builder-debugsource-0:1.0.14-2.el8.aarch64",
            "AppStream-8.7.0.GA:flatpak-builder-debugsource-0:1.0.14-2.el8.ppc64le",
            "AppStream-8.7.0.GA:flatpak-builder-debugsource-0:1.0.14-2.el8.s390x",
            "AppStream-8.7.0.GA:flatpak-builder-debugsource-0:1.0.14-2.el8.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "flatpak: flatpak-builder --mirror-screenshots-url can access files outside the build directory"
    }
  ]
}


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