Synopsis
Critical: unbound security update
Description
The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver.
Security Fix(es):
* unbound: Unbound: Remote Code Execution Vulnerability in CNAME Synthesis (CVE-2026-82717)
* unbound: Unbound: Heap buffer overflow via malicious DNSSEC response (CVE-2026-81634)
* unbound: Unbound: Heap buffer overflow and possible Remote Code Execution when digesting DNSKEY (CVE-2026-81642)
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.
Affected products
Rocky Linux 10 aarch64
Rocky Linux 10 ppc64le
Rocky Linux 10 riscv64
Rocky Linux 10 s390x
Rocky Linux 10 x86_64
Fixes
2535051
2535054
2535059
CVEs
CVE-2026-81634
CVE-2026-81642
CVE-2026-82717
Affected packages
Rocky Linux 10 ppc64le - AppStream
unbound-libs-debuginfo-0:1.24.2-7.el10_2.6.ppc64le.rpm
unbound-debugsource-0:1.24.2-7.el10_2.6.ppc64le.rpm
unbound-anchor-debuginfo-0:1.24.2-7.el10_2.6.ppc64le.rpm
unbound-0:1.24.2-7.el10_2.6.ppc64le.rpm
unbound-libs-0:1.24.2-7.el10_2.6.ppc64le.rpm
unbound-dracut-0:1.24.2-7.el10_2.6.ppc64le.rpm
unbound-debuginfo-0:1.24.2-7.el10_2.6.ppc64le.rpm
unbound-utils-debuginfo-0:1.24.2-7.el10_2.6.ppc64le.rpm
python3-unbound-0:1.24.2-7.el10_2.6.ppc64le.rpm
unbound-anchor-0:1.24.2-7.el10_2.6.ppc64le.rpm
unbound-0:1.24.2-7.el10_2.6.src.rpm
unbound-utils-0:1.24.2-7.el10_2.6.ppc64le.rpm
python3-unbound-debuginfo-0:1.24.2-7.el10_2.6.ppc64le.rpm
Rocky Linux 10 aarch64 - AppStream
unbound-anchor-0:1.24.2-7.el10_2.6.aarch64.rpm
python3-unbound-debuginfo-0:1.24.2-7.el10_2.6.aarch64.rpm
python3-unbound-0:1.24.2-7.el10_2.6.aarch64.rpm
unbound-dracut-0:1.24.2-7.el10_2.6.aarch64.rpm
unbound-libs-0:1.24.2-7.el10_2.6.aarch64.rpm
unbound-libs-debuginfo-0:1.24.2-7.el10_2.6.aarch64.rpm
unbound-utils-debuginfo-0:1.24.2-7.el10_2.6.aarch64.rpm
unbound-debugsource-0:1.24.2-7.el10_2.6.aarch64.rpm
unbound-anchor-debuginfo-0:1.24.2-7.el10_2.6.aarch64.rpm
unbound-utils-0:1.24.2-7.el10_2.6.aarch64.rpm
unbound-0:1.24.2-7.el10_2.6.src.rpm
unbound-debuginfo-0:1.24.2-7.el10_2.6.aarch64.rpm
unbound-0:1.24.2-7.el10_2.6.aarch64.rpm
Rocky Linux 10 x86_64 - AppStream
unbound-dracut-0:1.24.2-7.el10_2.6.x86_64.rpm
unbound-debugsource-0:1.24.2-7.el10_2.6.x86_64.rpm
unbound-0:1.24.2-7.el10_2.6.x86_64.rpm
unbound-anchor-0:1.24.2-7.el10_2.6.x86_64.rpm
unbound-anchor-debuginfo-0:1.24.2-7.el10_2.6.x86_64.rpm
unbound-libs-0:1.24.2-7.el10_2.6.x86_64.rpm
unbound-utils-debuginfo-0:1.24.2-7.el10_2.6.x86_64.rpm
unbound-libs-debuginfo-0:1.24.2-7.el10_2.6.x86_64.rpm
unbound-utils-0:1.24.2-7.el10_2.6.x86_64.rpm
python3-unbound-0:1.24.2-7.el10_2.6.x86_64.rpm
unbound-0:1.24.2-7.el10_2.6.src.rpm
python3-unbound-debuginfo-0:1.24.2-7.el10_2.6.x86_64.rpm
unbound-debuginfo-0:1.24.2-7.el10_2.6.x86_64.rpm
Rocky Linux 10 aarch64 - CRB
unbound-devel-0:1.24.2-7.el10_2.6.aarch64.rpm
Rocky Linux 10 s390x - AppStream
unbound-debuginfo-0:1.24.2-7.el10_2.6.s390x.rpm
unbound-anchor-0:1.24.2-7.el10_2.6.s390x.rpm
unbound-libs-debuginfo-0:1.24.2-7.el10_2.6.s390x.rpm
unbound-libs-0:1.24.2-7.el10_2.6.s390x.rpm
unbound-anchor-debuginfo-0:1.24.2-7.el10_2.6.s390x.rpm
unbound-dracut-0:1.24.2-7.el10_2.6.s390x.rpm
unbound-utils-0:1.24.2-7.el10_2.6.s390x.rpm
unbound-utils-debuginfo-0:1.24.2-7.el10_2.6.s390x.rpm
unbound-0:1.24.2-7.el10_2.6.src.rpm
python3-unbound-0:1.24.2-7.el10_2.6.s390x.rpm
unbound-0:1.24.2-7.el10_2.6.s390x.rpm
unbound-debugsource-0:1.24.2-7.el10_2.6.s390x.rpm
python3-unbound-debuginfo-0:1.24.2-7.el10_2.6.s390x.rpm
Rocky Linux 10 s390x - CRB
unbound-devel-0:1.24.2-7.el10_2.6.s390x.rpm
Rocky Linux 10 x86_64 - CRB
unbound-devel-0:1.24.2-7.el10_2.6.x86_64.rpm
Rocky Linux 10 riscv64 - AppStream
unbound-0:1.24.2-7.el10_2.6.src.rpm
Rocky Linux 10 ppc64le - CRB
unbound-devel-0:1.24.2-7.el10_2.6.ppc64le.rpm