gnutls (SUSE:Linux Enterprise High Performance Computing 15-LTSS) — known CVEs & security advisories

Known CVE vulnerabilities and GitHub Security Advisories affecting the SUSE:Linux Enterprise High Performance Computing 15-LTSS package gnutls, with affected version ranges, CVSS severity, EPSS exploit prediction, and CISA KEV status.

CVEs (7)

• CVE-2021-20231 — CVSS 9.8 (critical): A flaw was found in gnutls. A use after free issue in client sending key_share extension may lead to memory corruption and other…
• CVE-2021-20232 — CVSS 9.8 (critical): A flaw was found in gnutls. A use after free issue in client_send_params in lib/ext/pre_shared_key.c may lead to memory corruption and…
• CVE-2020-24659 — CVSS 7.5 (high): An issue was discovered in GnuTLS before 3.6.15. A server can trigger a NULL pointer dereference in a TLS 1.3 client if a no_renegotiation…
• CVE-2022-2509 — CVSS 7.5 (high): A vulnerability found in gnutls. This security flaw happens because of a double free error occurs during verification of pkcs7 signatures…
• CVE-2020-11501 — CVSS 7.4 (high): GnuTLS 3.6.x before 3.6.13 uses incorrect cryptography for DTLS. The earliest affected version is 3.6.3 (2018-07-16) because of an error in…
• CVE-2020-13777 — CVSS 7.4 (high): GnuTLS 3.6.x before 3.6.14 uses incorrect cryptography for encrypting a session ticket (a loss of confidentiality in TLS 1.2, and an…
• CVE-2021-4209 — CVSS 6.5 (medium): A NULL pointer dereference flaw was found in GnuTLS. As Nettle's hash update functions internally call memcpy, providing zero-length input…