CVE-2021-46848
Published: August 31, 2023Last modified: August 31, 2023
Description
GNU Libtasn1 before 4.19.0 has an ETYPE_OK off-by-one array size check that affects asn1_encode_simple_der.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 9.1 |
| Attack Vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | libtasn1 | Not affected (4.19.0-r0) |
| Stream | libtasn1 | Not affected (4.19.0-r2) |
References
- 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/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/AV4SHDJF2XLB4CUPTBPQQ6CLGZ5LKXPZ/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/ECM2ELTVRYV4BZ5L5GMIRQE27RFHPAQ6/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/OGO7XST4EIJGX4B2ITZCYSWM24534BSU/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/V5LWOGF7QRMNFRUCZY6TDYQJVFI6MOQ2/
- https://security.netapp.com/advisory/ntap-20221118-0006/