OpenBSD

OpenBSD 7.6 — xserver — errata 020_xserver — security advisory — syspatch and remediation — diagnosis and fix on OpenBSD 7.6

OpenBSD 7.6 — xserver — errata 020_xserver — security advisory — syspatch and remediation

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: OpenBSD 7.6 📖 ~4 min read  •  Source: OpenBSD 7.6 errata 020_xserver Errata topic: Security: xserver (All architectures) Issued: July 1, 2025 Related CVEs: CVE-2025-49176 Upstream summary: Previous fix for X11 server was incomplete. CVE-2025-49176 Table of contents Symptom & Impact Environment […]

Read more
OpenBSD 7.5 — xserver — errata 012_xserver — security advisory — syspatch and remediation — diagnosis and fix on OpenBSD 7.5

OpenBSD 7.5 — xserver — errata 012_xserver — security advisory — syspatch and remediation

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: OpenBSD 7.5 📖 ~4 min read  •  Source: OpenBSD 7.5 errata 012_xserver Errata topic: Security: xserver (All architectures) Issued: October 29, 2024 Related CVEs: CVE-2024-9632 Upstream summary: Fix memory allocation error in the Xkb X11 server extension. CVE-2024-9632 Table of contents Symptom […]

Read more
OpenBSD 7.5 — unbound — errata 011_unbound — security advisory — syspatch and remediation — diagnosis and fix on OpenBSD 7.5

OpenBSD 7.5 — unbound — errata 011_unbound — security advisory — syspatch and remediation

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: OpenBSD 7.5 📖 ~4 min read  •  Source: OpenBSD 7.5 errata 011_unbound Errata topic: Security: unbound (All architectures) Issued: October 14, 2024 Related CVEs: CVE-2024-8508 Upstream summary: Querying a maliciously constructed DNS zone could result in degraded performance or denial of service. […]

Read more
OpenBSD 7.5 — xserver — errata 001_xserver — multiple vulnerabilities (3 CVEs) — syspatch and remediation — diagnosis and fix on OpenBSD 7.5

OpenBSD 7.5 — xserver — errata 001_xserver — multiple vulnerabilities (3 CVEs) — syspatch and remediation

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: OpenBSD 7.5 📖 ~4 min read  •  Source: OpenBSD 7.5 errata 001_xserver Errata topic: Security: xserver (All architectures) Issued: April 8, 2024 Related CVEs: CVE-2024-31080 CVE-2024-31081 CVE-2024-31083 Upstream summary: Fix multiple heap buffer overread and data leakage in the X11 server Xi […]

Read more
OpenBSD 7.4 — xserver — errata 012_xserver — multiple vulnerabilities (6 CVEs) — syspatch and remediation — diagnosis and fix on OpenBSD 7.4

OpenBSD 7.4 — xserver — errata 012_xserver — multiple vulnerabilities (6 CVEs) — syspatch and remediation

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: OpenBSD 7.4 📖 ~4 min read  •  Source: OpenBSD 7.4 errata 012_xserver Errata topic: Security: xserver (All architectures) Issued: January 16, 2024 Related CVEs: CVE-2023-6816 CVE-2024-0229 CVE-2024-0408 CVE-2024-0409 CVE-2024-21885 CVE-2024-21886 Upstream summary: Fix multiple xserver heap buffer overflows, out of bounds memory […]

Read more
OpenBSD 7.6 — acme — errata 018_acme — reliability fix — syspatch and remediation — diagnosis and fix on OpenBSD 7.6

OpenBSD 7.6 — acme — errata 018_acme — reliability fix — syspatch and remediation

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: OpenBSD 7.6 📖 ~4 min read  •  Source: OpenBSD 7.6 errata 018_acme Errata topic: Reliability: acme (All architectures) Issued: June 17, 2025 Upstream summary: In acme-client(1), handle as yet unobserved "processing" state when fetching an issued certificate by retrying instead of giving […]

Read more
CHAT