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I. Basic Information for CVE-2026-22023
Vulnerability Information

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Vulnerability Title
CryptoLib Has Out-of-Bounds Read in KMC AEAD Encrypt Metadata Parsing via Flawed strtok Pattern
Source: NVD (National Vulnerability Database)
Vulnerability Description
CryptoLib provides a software-only solution using the CCSDS Space Data Link Security Protocol - Extended Procedures (SDLS-EP) to secure communications between a spacecraft running the core Flight System (cFS) and a ground station. Prior to version 1.4.3, there is an out-of-bounds heap read vulnerability in cryptography_aead_encrypt(). This issue has been patched in version 1.4.3.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存读
Source: NVD (National Vulnerability Database)
Vulnerability Title
CryptoLib 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CryptoLib是NASA开源的一个应用程序。用于使用 CCSDS 空间数据链路安全协议提供纯软件解决方案。 CryptoLib 1.4.3之前版本存在缓冲区错误漏洞,该漏洞源于cryptography_aead_encrypt函数存在越界堆读取。
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
nasaCryptoLib < 1.4.3 -
II. Public POCs for CVE-2026-22023
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III. Intelligence Information for CVE-2026-22023
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IV. Related Vulnerabilities
V. Comments for CVE-2026-22023

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