CVE-2023-6478 Xorg-x11-server: out-of-bounds memory read in rrchangeoutputproperty and rrchangeproviderproperty

2023-12-1306:27:41

CWE-190

redhat

www.cve.org

xorg-x11-server

out-of-bounds memory

sensitive information disclosure

7.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

LOW

Availability Impact

LOW

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L

7.9 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

55.9%

JSON

A flaw was found in xorg-server. A specially crafted request to RRChangeProviderProperty or RRChangeOutputProperty can trigger an integer overflow which may lead to a disclosure of sensitive information.

CNA Affected

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        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
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    "cpes": [
      "cpe:/o:redhat:enterprise_linux:7::computenode",
      "cpe:/o:redhat:enterprise_linux:7::server",
      "cpe:/o:redhat:enterprise_linux:7::workstation",
      "cpe:/o:redhat:enterprise_linux:7::client"
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    "cpes": [
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    "product": "Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions",
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    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support",
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  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 8.4 Telecommunications Update Service",
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    ]
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  {
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