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I. Basic Information for CVE-2025-13151
Vulnerability Information

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Vulnerability Title
CVE-2025-13151
Source: NVD (National Vulnerability Database)
Vulnerability Description
Stack-based buffer overflow in libtasn1 version: v4.20.0. The function fails to validate the size of input data resulting in a buffer overflow in asn1_expend_octet_string.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
libtasn1 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
libtasn1是gnutls开源的一个小型的 ASN.1 库。 libtasn1 v4.20.0版本存在安全漏洞,该漏洞源于asn1_expend_octet_string函数未验证输入数据大小,可能导致基于栈的缓冲区溢出。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
GnuTLSlibtasn1 0 ~ 4.20.0 -
II. Public POCs for CVE-2025-13151
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III. Intelligence Information for CVE-2025-13151
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