Stack-based buffer overflow in LibreSSL before 2.3.1 due to off-by-one error in OBJ_obj2txt function

Stack-based buffer overflow in LibreSSL before 2.3.1 due to off-by-one error in OBJ_obj2txt function

CVE-2015-5334 · CRITICAL Severity

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

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.

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