OpenBSD 7.6

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: OpenBSD 7.6 📖 ~4 min read  •  Source: OpenBSD 7.6 errata 009_xserver Errata topic: Security: xserver (All architectures) Issued: February 25, 2025 Related CVEs: CVE-2025-26594 CVE-2025-26595 CVE-2025-26596 CVE-2025-26597 CVE-2025-26598 CVE-2025-26599 CVE-2025-26600 CVE-2025-26601 Upstream summary: Multiple X server issues. CVE-2025-26594 CVE-2025-26595 CVE-2025-26596 CVE-2025-26597 […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: OpenBSD 7.6 📖 ~4 min read  •  Source: OpenBSD 7.6 errata 019_xserver Errata topic: Security: xserver (All architectures) Issued: June 17, 2025 Related CVEs: CVE-2025-49175 CVE-2025-49176 CVE-2025-49177 CVE-2025-49178 CVE-2025-49179 CVE-2025-49180 Upstream summary: Multiple X11 server issues. CVE-2025-49175 CVE-2025-49176 CVE-2025-49177 CVE-2025-49178 CVE-2025-49179 CVE-2025-49180 […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: OpenBSD 7.6 📖 ~4 min read  •  Source: OpenBSD 7.6 errata 022_expat Errata topic: Security: expat (All architectures) Issued: September 30, 2025 Related CVEs: CVE-2024-8176 CVE-2025-59375 Upstream summary: In libexpat fix denial of service due to memory exhaustion. CVE-2025-59375 CVE-2024-8176 Table of […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: OpenBSD 7.6 📖 ~4 min read  •  Source: OpenBSD 7.6 errata 001_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. […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: OpenBSD 7.6 📖 ~4 min read  •  Source: OpenBSD 7.6 errata 002_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 […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: OpenBSD 7.6 📖 ~4 min read  •  Source: OpenBSD 7.6 errata 005_expat Errata topic: Security: expat (All architectures) Issued: November 15, 2024 Related CVEs: CVE-2024-50602 Upstream summary: In libexpat fix crash within function XML_ResumeParser. CVE-2024-50602 Table of contents Symptom & Impact Environment […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: OpenBSD 7.6 📖 ~4 min read  •  Source: OpenBSD 7.6 errata 010_expat Errata topic: Security: expat (All architectures) Issued: March 18, 2025 Related CVEs: CVE-2024-8176 Upstream summary: In libexpat fix crash caused by stack overflow during recursion. CVE-2024-8176 Table of contents Symptom […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: OpenBSD 7.6 📖 ~4 min read  •  Source: OpenBSD 7.6 errata 015_perl Errata topic: Security: perl (All architectures) Issued: April 13, 2025 Related CVEs: CVE-2024-56406 Upstream summary: In Perl, non-ASCII bytes in the left-hand-side of the `tr` operator can overflow an insufficiently […]

🟠 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 […]

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: OpenBSD 7.6 📖 ~4 min read  •  Source: OpenBSD 7.6 errata 006_wg Errata topic: Reliability: wg (All architectures) Issued: January 10, 2025 Upstream summary: Traffic sent over wg(4) could result in kernel crash. Table of contents Symptom & Impact Environment & Reproduction […]