Information disclosure via heap overread in RSA key exchange
Summary
Information disclosure via heap overread in RSA key exchange. Red Hat rates this moderate (CVSS 8.2). Weakness: CWE-126. Affected package(s): rhui5/installer-rhel9:1781525693, libtasn1, gnutls, rhui5/cds-rhel9:1781525684, discovery/discovery-ui-rhel9:1782166952, discovery/discovery-server-rhel9:1782159791. Resolved in Red Hat advisory RHSA-2026:20613 — update the affected packages (`sudo dnf update`).
- rhui5/installer-rhel9:1781525693
- libtasn1-0:4.13-3.el8_6.2
- gnutls-0:3.6.16-7.el8_8.4
- gnutls-0:3.8.10-4.el10_2
- rhui5/cds-rhel9:1781525684
- libtasn1-0:4.13-4.el8_8.1
- discovery/discovery-ui-rhel9:1782166952
- discovery/discovery-server-rhel9:1782159791
- gnutls-0:3.8.3-6.el9_6.4
- gnutls-0:3.6.16-8.el8_10.6
- rhui5/rhua-rhel9:1781525739
- rhui5/haproxy-rhel9:1781525671
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
- RHSA-2026:20613
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
Mitigation checklist
- Update the affected package(s) to the fixed version shipped in RHSA-2026:20613 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
Discussion(0)
No comments yet. Share field notes, upgrade gotchas, or questions — verify against the vendor advisory before acting on community advice.
Sign in to join the discussion.