CVE-2023-43786

A vulnerability was found in libX11 due to an infinite loop within the PutSubImage() function. This flaw allows a local user to consume all available system resources and cause a denial of service condition.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
http://www.openwall.com/lists/oss-security/2024/01/24/9
https://access.redhat.com/errata/RHSA-2024:2145
https://access.redhat.com/errata/RHSA-2024:2973
https://access.redhat.com/security/cve/CVE-2023-43786	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2242253	Issue Tracking Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/63IBRFLQVZSMOAZBZOBKFWJP26ILRAGQ/
https://security.netapp.com/advisory/ntap-20231103-0006/

Configurations

Configuration 1 (hide)

cpe:2.3:a:x.org:libx11:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:redhat:enterprise_linux:8.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux:9.0:::::::*

Configuration 3 (hide)

cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*

History

22 May 2024, 17:16

Type	Values Removed	Values Added
References		() https://access.redhat.com/errata/RHSA-2024:2973 -

30 Apr 2024, 14:15

Type	Values Removed	Values Added
References		() https://access.redhat.com/errata/RHSA-2024:2145 -

24 Jan 2024, 21:15

Type	Values Removed	Values Added
References		() http://www.openwall.com/lists/oss-security/2024/01/24/9 -

Information

Published : 2023-10-10 13:15

Updated : 2024-05-22 17:16

NVD link : CVE-2023-43786

Mitre link : CVE-2023-43786

CVE.ORG link : CVE-2023-43786

JSON object : View

Products Affected

fedoraproject

fedora

redhat

enterprise_linux

x.org

libx11

CWE

CWE-835

Loop with Unreachable Exit Condition ('Infinite Loop')

CWE-400

Uncontrolled Resource Consumption

{"id": "CVE-2023-43786", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}, {"type": "Secondary", "source": "secalert@redhat.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2023-10-10T13:15:22.023", "references": [{"url": "http://www.openwall.com/lists/oss-security/2024/01/24/9", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2024:2145", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2024:2973", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/security/cve/CVE-2023-43786", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2242253", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/63IBRFLQVZSMOAZBZOBKFWJP26ILRAGQ/", "source": "secalert@redhat.com"}, {"url": "https://security.netapp.com/advisory/ntap-20231103-0006/", "source": "secalert@redhat.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-835"}]}, {"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-400"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability was found in libX11 due to an infinite loop within the PutSubImage() function. This flaw allows a local user to consume all available system resources and cause a denial of service condition."}, {"lang": "es", "value": "Se encontr\u00f3 una vulnerabilidad en libX11 debido a un bucle infinito dentro de la funci\u00f3n PutSubImage(). Esta falla permite que un usuario local consuma todos los recursos disponibles del sistema y provoque una condici\u00f3n de denegaci\u00f3n de servicio."}], "lastModified": "2024-05-22T17:16:04.927", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:x.org:libx11:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "52C64065-5AE9-463F-9500-CEBE3BA0C275", "versionEndExcluding": "1.8.7"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F4CFF558-3C47-480D-A2F0-BABF26042943"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7F6FB57C-2BC7-487C-96DD-132683AEB35D"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CC559B26-5DFC-4B7A-A27C-B77DE755DFF9"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}