ALSA-2026:36777
See a problem?- Import Source
- https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:36777.json
- JSON Data
- https://api.osv.dev/v1/vulns/ALSA-2026:36777
- Related
- Published
- 2026-07-08T00:00:00Z
- Modified
- 2026-07-31T15:44:59.965372668Z
- Summary
- Important: unbound security update
- Details
-
The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver.
Security Fix(es):
- unbound: Unbound: Denial of Service via excessive EDNS options (CVE-2026-41292)
- unbound: Unbound: Cache manipulation via 'ghost domain names' attack (CVE-2026-40622)
- unbound: Unbound: Denial of Service due to excessive resource consumption with large DNS Resource Record Sets (CVE-2026-44390)
- unbound: Unbound: Denial of Service due to degraded resolution performance in jostle logic (CVE-2026-42534)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
- References
-
- https://access.redhat.com/errata/RHSA-2026:36777
- https://access.redhat.com/security/cve/CVE-2026-40622
- https://access.redhat.com/security/cve/CVE-2026-41292
- https://access.redhat.com/security/cve/CVE-2026-42534
- https://access.redhat.com/security/cve/CVE-2026-44390
- https://bugzilla.redhat.com/2480125
- https://bugzilla.redhat.com/2480130
- https://bugzilla.redhat.com/2480131
- https://errata.almalinux.org/9/ALSA-2026-36777.html
Affected packages
AlmaLinux:9 / python3-unbound
Package
- Name
- python3-unbound
- Purl
- pkg:rpm/almalinux/python3-unbound
AlmaLinux:9 / unbound
Package
- Name
- unbound
- Purl
- pkg:rpm/almalinux/unbound
AlmaLinux:9 / unbound-devel
Package
- Name
- unbound-devel
- Purl
- pkg:rpm/almalinux/unbound-devel
AlmaLinux:9 / unbound-dracut
Package
- Name
- unbound-dracut
- Purl
- pkg:rpm/almalinux/unbound-dracut