PT-2026-1701 · Gnutls+6 · Gnutls+6
CVE-2025-13151
·
Published
2026-01-07
·
Updated
2026-08-25
CVSS v3.1
7.5
High
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Name of the Vulnerable Software and Affected Versions
libtasn1 versions prior to 4.21.0
Description
A stack-based buffer overflow exists in the
asn1 expend octet string function of libtasn1. The function does not properly validate the size of input data, leading to a buffer overflow. Libtasn1 is a library used for manipulating ASN.1 objects, including DER/BER encoding and decoding, and is utilized by GnuTLS for handling X.509 structures.Recommendations
Update to version 4.21.0 or later.
Exploit
Fix
DoS
Memory Corruption
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Weakness Enumeration
Related Identifiers
Affected Products
Debian
Gnutls
Linuxmint
Red Os
Rocky Linux
Ubuntu
Libtasn1