Description
GNU Libtasn1 before 4.19.0 has an ETYPE_OK off-by-one array size check that affects asn1_encode_simple_der.
References (9)
Core 9
Core References
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OGO7XST4EIJGX4B2ITZCYSWM24534BSU/
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AV4SHDJF2XLB4CUPTBPQQ6CLGZ5LKXPZ/
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V5LWOGF7QRMNFRUCZY6TDYQJVFI6MOQ2/
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ECM2ELTVRYV4BZ5L5GMIRQE27RFHPAQ6/
Mailing List, Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2023/01/msg00003.html
Issue Tracking, Patch, Third Party Advisory
https://bugs.gentoo.org/866237
Patch, Third Party Advisory
https://gitlab.com/gnutls/libtasn1/-/commit/44a700d2051a666235748970c2df047ff207aeb5
Exploit, Issue Tracking, Third Party Advisory
https://gitlab.com/gnutls/libtasn1/-/issues/32
Third Party Advisory
https://security.netapp.com/advisory/ntap-20221118-0006/
Scores
CVSS v3
9.1
EPSS
0.0206
EPSS Percentile
78.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-193
Status
published
Products (5)
debian/debian_linux
10.0
fedoraproject/fedora
35
fedoraproject/fedora
36
fedoraproject/fedora
37
gnu/libtasn1
< 4.19.0
Published
Oct 24, 2022
Tracked Since
Feb 18, 2026