Red Hat Security Advisory: libtasn1 security update from RHEL

This advisory concerns a security update for the libtasn1 library used in Red Hat products. Libtasn1 is responsible for parsing ASN.1 structures and encoding/decoding using DER. The advisory references CVE pages for detailed impact and related information but does not provide specific vulnerability details or affected versions. The severity is reported as low, and no known exploits are indicated.

• access.redhat.com/errata/RHSA-2025:18436 (opens in a new tab)
• access.redhat.com/security/updates/classification/ (opens in a new tab)
• docs.redhat.com/en/documentation/red_hat_enterprise_linux/9/html/9.6_release_notes/index (opens in a new tab)
• issues.redhat.com/browse/RHEL-78573 (opens in a new tab)
• security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_18436.json (opens in a new tab)

• Red Hat Security Advisory: webkit2gtk3 security update from RHELLowVulnerability2025-10-21
• Red Hat Security Advisory: opentelemetry-collector security update from RHELLowVulnerability2025-10-21
• Red Hat Security Advisory: libxslt security update from RHELLowVulnerability2025-10-21
• Red Hat Security Advisory: expat security update from RHELLowVulnerability2025-10-21
• Red Hat Security Advisory: grafana security update from RHELLowVulnerability2025-10-21