CVE-2023-5156

A flaw was found in the GNU C Library. A recent fix for CVE-2023-4806 introduced the potential for a memory leak, which may result in an application crash.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://access.redhat.com/security/cve/CVE-2023-5156	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2240541	Issue Tracking Patch
https://sourceware.org/bugzilla/show_bug.cgi?id=30884	Issue Tracking Patch
https://sourceware.org/git/?p=glibc.git;a=commitdiff;h=ec6b95c3303c700eb89eebeda2d7264cc184a796	Mailing List Patch

Configurations

Configuration 1 (hide)

cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*

Configuration 2 (hide)

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

History

14 Sep 2024, 03:15

Type	Values Removed	Values Added
References	~~{'url': 'http://www.openwall.com/lists/oss-security/2023/10/03/4', 'tags': ['Mailing List', 'Patch'], 'source': 'secalert@redhat.com'}~~ ~~{'url': 'http://www.openwall.com/lists/oss-security/2023/10/03/5', 'tags': ['Mailing List'], 'source': 'secalert@redhat.com'}~~ ~~{'url': 'http://www.openwall.com/lists/oss-security/2023/10/03/6', 'tags': ['Mailing List'], 'source': 'secalert@redhat.com'}~~ ~~{'url': 'http://www.openwall.com/lists/oss-security/2023/10/03/8', 'tags': ['Mailing List', 'Patch'], 'source': 'secalert@redhat.com'}~~ ~~{'url': 'https://security.gentoo.org/glsa/202402-01', 'tags': ['Third Party Advisory'], 'source': 'secalert@redhat.com'}~~

23 Feb 2024, 16:01

Type	Values Removed	Values Added
References	~~() https://security.gentoo.org/glsa/202402-01 -~~	() https://security.gentoo.org/glsa/202402-01 - Third Party Advisory

10 Dec 2023, 12:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-09-25 16:15

Updated : 2024-09-14 03:15

NVD link : CVE-2023-5156

Mitre link : CVE-2023-5156

CVE.ORG link : CVE-2023-5156

JSON object : View

Products Affected

redhat

enterprise_linux

gnu

glibc

CWE

CWE-401

Missing Release of Memory after Effective Lifetime

{"id": "CVE-2023-5156", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}, {"type": "Secondary", "source": "secalert@redhat.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2023-09-25T16:15:15.613", "references": [{"url": "https://access.redhat.com/security/cve/CVE-2023-5156", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2240541", "tags": ["Issue Tracking", "Patch"], "source": "secalert@redhat.com"}, {"url": "https://sourceware.org/bugzilla/show_bug.cgi?id=30884", "tags": ["Issue Tracking", "Patch"], "source": "secalert@redhat.com"}, {"url": "https://sourceware.org/git/?p=glibc.git;a=commitdiff;h=ec6b95c3303c700eb89eebeda2d7264cc184a796", "tags": ["Mailing List", "Patch"], "source": "secalert@redhat.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-401"}]}, {"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-401"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in the GNU C Library. A recent fix for CVE-2023-4806 introduced the potential for a memory leak, which may result in an application crash."}, {"lang": "es", "value": "Se encontr\u00f3 una falla en la librer\u00eda GNU C. Una soluci\u00f3n reciente para CVE-2023-4806 introdujo la posibilidad de una p\u00e9rdida de memoria, lo que puede provocar un bloqueo de la aplicaci\u00f3n."}], "lastModified": "2024-09-14T03:15:02.617", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "71609239-5262-473E-ACCE-18AE51AB184E", "versionEndExcluding": "2.39", "versionStartIncluding": "2.34"}], "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"}]}], "sourceIdentifier": "secalert@redhat.com"}