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CVE-2015-5334 Details

Description

Off-by-one error in the OBJ_obj2txt function in LibreSSL before 2.3.1 allows remote attackers to cause a denial of service (program crash) or possible execute arbitrary code via a crafted X.509 certificate, which triggers a stack-based buffer overflow. Note: this vulnerability exists because of an incorrect fix for CVE-2014-3508.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
http://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-2.3.1-relnotes.txt	CVE	Release NotesVendor Advisory
http://lists.opensuse.org/opensuse-updates/2015-10/msg00050.html	CVE	Mailing ListThird Party Advisory
http://packetstormsecurity.com/files/133998/Qualys-Security-Advisory-LibreSSL-Leak-Overflow.html	CVE	ExploitThird Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2015/Oct/75	CVE	ExploitMailing ListThird Party Advisory
http://www.securityfocus.com/archive/1/archive/1/536692/100/0/threaded	CVE	Broken Link
http://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-2.3.1-relnotes.txt	[email protected]	Release NotesVendor Advisory
http://lists.opensuse.org/opensuse-updates/2015-10/msg00050.html	[email protected]	Mailing ListThird Party Advisory
http://packetstormsecurity.com/files/133998/Qualys-Security-Advisory-LibreSSL-Leak-Overflow.html	[email protected]	ExploitThird Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2015/Oct/75	[email protected]	ExploitMailing ListThird Party Advisory
http://www.securityfocus.com/archive/1/archive/1/536692/100/0/threaded	[email protected]	Broken Link

see all 10 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-787	Out-of-bounds Write	[email protected]

Affected Products

Product	Versions
openbsd libressl	< 2.3.1
CPE cpe:2.3:a:openbsd:libressl:::::::: Remediation No remediation found in references.
opensuse opensuse	13.2
CPE cpe:2.3:o:opensuse:opensuse:13.2:::::::* Remediation No remediation found in references.

Change History

4 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Jan 30, 2020	Initial Analysis	[email protected]