SLES 12 — libesmtp — vulnerability — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read • Source: SUSE advisory SUSE-IU-2021:658-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-19977 Upstream summary: libESMTP through 1.0.6 mishandles domain copying into a fixed-size buffer in ntlm_build_type_2 in ntlm/ntlmstruct.c, as demonstrated by a stack-based buffer over-read. Table […]