Out-of-bounds Write Affecting libtasn1 package, versions <0:4.13-6.el8_10


Severity

Recommended
low

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
1.11% (62nd percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-ORACLE8-LIBTASN1-17913252
  • published9 Jul 2026
  • disclosed7 Jan 2026

Introduced: 7 Jan 2026

CVE-2025-13151  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Oracle:8 libtasn1 to version 0:4.13-6.el8_10 or higher.
This issue was patched in ELSA-2026-36728.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libtasn1 package and not the libtasn1 package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1