Multiple CVEs Identified in Glibc's getaddrinfo Function
Article Content
Browse articles 
Three vulnerabilities in Glibc's getaddrinfo function have been reported, affecting various systems. The vulnerabilities include a potential use-after-free (CVE-2023-4806), a stack read overflow (CVE-2023-4527), and a denial of service due to a memory leak (CVE-2023-5156). All vulnerabilities were disclosed on February 18, 2026.
Ask AI about this cluster
Answers cite the sources they use
Updated 210d ago How this analysis works
Timeline
2023-09-18
CVE-2023-4806 published
2023-09-18
CVE-2023-4527 published
2023-09-25
CVE-2023-5156 published
2026-02-18
Information published about all three CVEs
More articles in this cluster (3)
Following this threat?
Track CVE-2023-4527 in your own feed — you're alerted when they show up in new reporting, leak sites or exploitation.
Free account · no card needed
Continue Reading
Critical Authentication Bypass in Rejetto HFS Exploited Within 24 Hours Anthropic's Mythos model identified a critical authentication bypass in Rejetto HTTP File Server (HFS), tracked as CVE-2026-61500, allowing remote code execution. Discovered by Horizon3 researcher Zach Hanley, the flaw was revealed on September 27, 2026, and exploitation began within 24 hours, with attacks traced to… 
Critical Citrix NetScaler Zero-Day Vulnerabilities Exploited In late September 2026, two critical zero-day vulnerabilities (CVE-2026-88771 and CVE-2026-88772) in Citrix NetScaler ADC and Gateway were actively exploited, allowing remote code execution. The Cybersecurity and Infrastructure Security Agency (CISA) added these CVEs to its Known Exploited Vulnerabilities catalog on…