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unbound: infinite loop via a compressed name in dname_pkt_copy

🗓️ 22 Feb 2022 15:16:51Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 3 Views

Unbound has an infinite loop in dname_pkt_copy by a remote attacker, risking availability.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.2aarch64python3-unbound0:1.7.3-12.el8_2python3-unbound-0:1.7.3-12.el8_2.aarch64.rpm
Red Hat Enterprise Linux8.2ppc64lepython3-unbound0:1.7.3-12.el8_2python3-unbound-0:1.7.3-12.el8_2.ppc64le.rpm
Red Hat Enterprise Linux8.2s390xpython3-unbound0:1.7.3-12.el8_2python3-unbound-0:1.7.3-12.el8_2.s390x.rpm
Red Hat Enterprise Linux8.2x86_64python3-unbound0:1.7.3-12.el8_2python3-unbound-0:1.7.3-12.el8_2.x86_64.rpm
Red Hat Enterprise Linux8.2aarch64python3-unbound-debuginfo0:1.7.3-12.el8_2python3-unbound-debuginfo-0:1.7.3-12.el8_2.aarch64.rpm
Red Hat Enterprise Linux8.2ppc64lepython3-unbound-debuginfo0:1.7.3-12.el8_2python3-unbound-debuginfo-0:1.7.3-12.el8_2.ppc64le.rpm
Red Hat Enterprise Linux8.2s390xpython3-unbound-debuginfo0:1.7.3-12.el8_2python3-unbound-debuginfo-0:1.7.3-12.el8_2.s390x.rpm
Red Hat Enterprise Linux8.2x86_64python3-unbound-debuginfo0:1.7.3-12.el8_2python3-unbound-debuginfo-0:1.7.3-12.el8_2.x86_64.rpm
Red Hat Enterprise Linux8.2anypython3-unbound-debuginfo0:1.7.3-12.el8_2.i686python3-unbound-debuginfo-0:1.7.3-12.el8_2.i686.noarch.rpm
Red Hat Enterprise Linux8.2aarch64unbound0:1.7.3-12.el8_2unbound-0:1.7.3-12.el8_2.aarch64.rpm
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26 Jun 2026 23:39Current
7.3High risk
Vulners AI Score7.3
CVSS 25
CVSS 3.17.5
EPSS0.01989
3