rhsa-2022_8222
Vulnerability from csaf_redhat
Published
2022-11-15 15:00
Modified
2024-11-22 19:34
Summary
Red Hat Security Advisory: xorg-x11-server-Xwayland security update

Notes

Topic
An update for xorg-x11-server-Xwayland is now available for Red Hat Enterprise Linux 9. 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
Xwayland is an X server for running X clients under Wayland. Security Fix(es): * xorg-x11-server: X.Org Server ProcXkbSetGeometry out-of-bounds access (CVE-2022-2319) * xorg-x11-server: out-of-bounds access in ProcXkbSetDeviceInfo request handler of the Xkb extension (CVE-2022-2320) 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 9.1 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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        "text": "Xwayland is an X server for running X clients under Wayland.\n\nSecurity Fix(es):\n\n* xorg-x11-server: X.Org Server ProcXkbSetGeometry out-of-bounds access (CVE-2022-2319)\n\n* xorg-x11-server: out-of-bounds access in ProcXkbSetDeviceInfo request handler of the Xkb extension (CVE-2022-2320)\n\nFor 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.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the Red Hat Enterprise Linux 9.1 Release Notes linked from the References section.",
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  "vulnerabilities": [
    {
      "cve": "CVE-2022-2319",
      "cwe": {
        "id": "CWE-1320",
        "name": "Improper Protection for Outbound Error Messages and Alert Signals"
      },
      "discovery_date": "2022-07-13T00:00:00+00:00",
      "ids": [
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          "text": "2106671"
        }
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      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in the Xorg-x11-server. An out-of-bounds access issue can occur in the ProcXkbSetGeometry function due to improper validation of the request length.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "xorg-x11-server: X.Org Server ProcXkbSetGeometry out-of-bounds access",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "Xorg server does not run with root privileges in Red Hat Enterprise Linux 8, therefore this flaw has been rated as having Moderate impact.",
          "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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      "references": [
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          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2022-2319"
        },
        {
          "category": "external",
          "summary": "RHBZ#2106671",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2106671"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2022-2319",
          "url": "https://www.cve.org/CVERecord?id=CVE-2022-2319"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2022-2319",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-2319"
        }
      ],
      "release_date": "2022-07-13T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2022-11-15T15:00:52+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",
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          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2022:8222"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 7.6,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L",
            "version": "3.1"
          },
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          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "xorg-x11-server: X.Org Server ProcXkbSetGeometry out-of-bounds access"
    },
    {
      "acknowledgments": [
        {
          "names": [
            "Jan-Niklas Sohn"
          ],
          "summary": "Acknowledged by upstream."
        }
      ],
      "cve": "CVE-2022-2320",
      "cwe": {
        "id": "CWE-787",
        "name": "Out-of-bounds Write"
      },
      "discovery_date": "2022-07-13T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2106683"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in the Xorg-x11-server. The specific flaw exists within the handling of ProcXkbSetDeviceInfo requests. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an allocated buffer. This flaw allows an attacker to escalate privileges and execute arbitrary code in the context of root.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "xorg-x11-server: out-of-bounds access in ProcXkbSetDeviceInfo request handler of the Xkb extension",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "Xorg server does not run with root privileges in Red Hat Enterprise Linux 8, therefore this flaw has been rated as having Moderate impact.",
          "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"
        }
      ],
      "product_status": {
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      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2022-2320"
        },
        {
          "category": "external",
          "summary": "RHBZ#2106683",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2106683"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2022-2320",
          "url": "https://www.cve.org/CVERecord?id=CVE-2022-2320"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2022-2320",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-2320"
        },
        {
          "category": "external",
          "summary": "https://www.zerodayinitiative.com/advisories/ZDI-22-963/",
          "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-963/"
        }
      ],
      "release_date": "2022-07-12T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2022-11-15T15:00:52+00:00",
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          "url": "https://access.redhat.com/errata/RHSA-2022:8222"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
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          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "xorg-x11-server: out-of-bounds access in ProcXkbSetDeviceInfo request handler of the Xkb extension"
    }
  ]
}


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