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CVE-2021-46848

CRITICAL

9.1

CVSS Severity Score

EPSS Score0.1430%

EPSS Percentile20.09th

PublishedOct 24, 2022

Last ModifiedMay 7, 2025

Vulnerability Description

GNU Libtasn1 before 4.19.0 has an ETYPE_OK off-by-one array size check that affects asn1_encode_simple_der.

Affected Platforms (CPE)

📦

Gnu

Libtasn1

< 4.19.0

💻

Fedoraproject

Fedora

= 35

💻

Fedoraproject

Fedora

= 36

💻

Fedoraproject

Fedora

= 37

💻

Debian

Debian Linux

= 10.0

References & Advisories

🔗 https://bugs.gentoo.org/866237

🔗 https://gitlab.com/gnutls/libtasn1/-/commit/44a700d2051a666235748970c2df047ff207aeb5

🔗 https://gitlab.com/gnutls/libtasn1/-/issues/32

🔗 https://lists.debian.org/debian-lts-announce/2023/01/msg00003.html

🔗 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AV4SHDJF2XLB4CUPTBPQQ6CLGZ5LKXPZ/

🔗 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ECM2ELTVRYV4BZ5L5GMIRQE27RFHPAQ6/

🔗 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OGO7XST4EIJGX4B2ITZCYSWM24534BSU/

🔗 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V5LWOGF7QRMNFRUCZY6TDYQJVFI6MOQ2/

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