CVE-2023-6516
bind: This update for bind fixes the following issues: - CVE-2023-4408: Fixed denial of service during DNS message parsin...
CVE-2023-6516 is fixed in 47 products on 1 platform, first by bind9 1:9.16.48-0ubuntu0.20.04.1, released February 12, 2024. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
7.5
Important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0110
65th percentile
This update for bind fixes the following issues: - CVE-2023-4408: Fixed denial of service during DNS message parsing with different names (bsc#1219851) - CVE-2023-50387: Fixed denial of service during DNS messages validation with DNSSEC signatures (bsc#1219823) - CVE-2023-50868: Fixed denial of service during NSEC3 closest encloser proof preparation (bsc#1219826) - CVE-2023-5517: Fixed denial of service caused by specific queries with nxdomain-redirect enabled (bsc#1219852) - CVE-2023-6516: Fixed denial of service caused by specific queries that continuously triggered cache database maintenance (bsc#1219854)
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| bind · RHEL 9 | 32:9.16.23-18.el9_4.1 | RHSA-2024:2551 | Apr 30, 2024 |
| bind · almalinux 9 | 32:9.16.23-18.el9_4.1 | ALSA-2024:2551 | Apr 30, 2024 |
| bind · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind · ol 9 | 32:9.16.23-14.el9_3.4 | ELSA-2024-1789 | Apr 11, 2024 |
| bind · rocky 9 | 2:9.16.23-18.el9_4.1 | RLSA-2024:2551 | May 10, 2024 |
| bind · sles 15.6 | 9.16.6-150300.22.44.1 | SUSE-SU-2024:1982-1 | Jun 11, 2024 |
| bind-chroot · RHEL 9 | 32:9.16.23-18.el9_4.1 | RHSA-2024:2551 | Apr 30, 2024 |
| bind-chroot · almalinux 9 | 32:9.16.23-18.el9_4.1 | ALSA-2024:2551 | Apr 30, 2024 |
| bind-chroot · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-chroot · ol 9 | 32:9.16.23-14.el9_3.4 | ELSA-2024-1789 | Apr 11, 2024 |
| bind-debuginfo · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-debugsource · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-devel · RHEL 9 | 32:9.16.23-18.el9_4.1 | RHSA-2024:2551 | Apr 30, 2024 |
| bind-devel · almalinux 9 | 32:9.16.23-18.el9_4.1 | ALSA-2024:2551 | Apr 30, 2024 |
| bind-devel · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-devel · ol 9 | 32:9.16.23-14.el9_3.4 | ELSA-2024-1789 | Apr 11, 2024 |
| bind-dlz-filesystem · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-dlz-filesystem-debuginfo · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-dlz-ldap · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-dlz-ldap-debuginfo · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-dlz-mysql · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-dlz-mysql-debuginfo · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-dlz-sqlite3 · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-dlz-sqlite3-debuginfo · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-dnssec-doc · RHEL 9 | 32:9.16.23-18.el9_4.1 | RHSA-2024:2551 | Apr 30, 2024 |
| bind-dnssec-doc · almalinux 9 | 32:9.16.23-18.el9_4.1 | ALSA-2024:2551 | Apr 30, 2024 |
| bind-dnssec-doc · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-dnssec-doc · ol 9 | 32:9.16.23-14.el9_3.4 | ELSA-2024-1789 | Apr 11, 2024 |
| bind-dnssec-utils · RHEL 9 | 32:9.16.23-18.el9_4.1 | RHSA-2024:2551 | Apr 30, 2024 |
| bind-dnssec-utils · almalinux 9 | 32:9.16.23-18.el9_4.1 | ALSA-2024:2551 | Apr 30, 2024 |
| bind-dnssec-utils · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-dnssec-utils · ol 9 | 32:9.16.23-14.el9_3.4 | ELSA-2024-1789 | Apr 11, 2024 |
| bind-dnssec-utils-debuginfo · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-doc · RHEL 9 | 32:9.16.23-18.el9_4.1 | RHSA-2024:2551 | Apr 30, 2024 |
| bind-doc · almalinux 9 | 32:9.16.23-18.el9_4.1 | ALSA-2024:2551 | Apr 30, 2024 |
| bind-doc · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-doc · ol 9 | 32:9.16.23-14.el9_3.4 | ELSA-2024-1789 | Apr 11, 2024 |
| bind-dyndb-ldap · RHEL 9 | 0:11.9-9.el9_4 | RHSA-2024:2551 | Apr 30, 2024 |
| bind-dyndb-ldap · almalinux 9 | 11.9-9.el9_4.alma.1 | ALSA-2024:2551 | Apr 30, 2024 |
| bind-dyndb-ldap · ol 9 | 0:11.9-8.el9_3.3 | ELSA-2024-1789 | Apr 11, 2024 |
| bind-dyndb-ldap · rocky 9 | 0:11.9-9.el9_4 | RLSA-2024:2551 | May 10, 2024 |
| bind-libs · RHEL 9 | 32:9.16.23-18.el9_4.1 | RHSA-2024:2551 | Apr 30, 2024 |
| bind-libs · almalinux 9 | 32:9.16.23-18.el9_4.1 | ALSA-2024:2551 | Apr 30, 2024 |
| bind-libs · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-libs · ol 9 | 32:9.16.23-14.el9_3.4 | ELSA-2024-1789 | Apr 11, 2024 |
| bind-libs-debuginfo · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-license · RHEL 9 | 32:9.16.23-18.el9_4.1 | RHSA-2024:2551 | Apr 30, 2024 |
| bind-license · almalinux 9 | 32:9.16.23-18.el9_4.1 | ALSA-2024:2551 | Apr 30, 2024 |
| bind-license · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-license · ol 9 | 32:9.16.23-14.el9_3.4 | ELSA-2024-1789 | Apr 11, 2024 |
| bind-pkcs11 · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-pkcs11-debuginfo · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-pkcs11-devel · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-pkcs11-libs · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-pkcs11-libs-debuginfo · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-pkcs11-utils · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-pkcs11-utils-debuginfo · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-utils · RHEL 9 | 32:9.16.23-18.el9_4.1 | RHSA-2024:2551 | Apr 30, 2024 |
| bind-utils · almalinux 9 | 32:9.16.23-18.el9_4.1 | ALSA-2024:2551 | Apr 30, 2024 |
| bind-utils · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind-utils · ol 9 | 32:9.16.23-14.el9_3.4 | ELSA-2024-1789 | Apr 11, 2024 |
| bind-utils-debuginfo · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| bind9 · Debian 12.15 (bookworm) | 1:9.17.19-1 | DEBIAN-CVE-2023-6516 | Feb 13, 2024 |
| bind9 · Debian 13.5 (trixie) | 1:9.17.19-1 | DEBIAN-CVE-2023-6516 | Feb 13, 2024 |
| bind9 · Debian 14 | 1:9.17.19-1 | DEBIAN-CVE-2023-6516 | Feb 13, 2024 |
| bind9 · Ubuntu 20.04 LTS (focal) | 1:9.16.48-0ubuntu0.20.04.1 | bind9 1:9.16.48-0ubuntu0.20.04.1 | Feb 12, 2024 |
| bind9-dnsutils · Ubuntu 20.04 LTS (focal) | 1:9.16.48-0ubuntu0.20.04.1 | bind9-dnsutils 1:9.16.48-0ubuntu0.20.04.1 | Feb 12, 2024 |
| bind9-host · Ubuntu 20.04 LTS (focal) | 1:9.16.48-0ubuntu0.20.04.1 | bind9-host 1:9.16.48-0ubuntu0.20.04.1 | Feb 12, 2024 |
| bind9-libs · Ubuntu 20.04 LTS (focal) | 1:9.16.48-0ubuntu0.20.04.1 | bind9-libs 1:9.16.48-0ubuntu0.20.04.1 | Feb 12, 2024 |
| bind9-utils · Ubuntu 20.04 LTS (focal) | 1:9.16.48-0ubuntu0.20.04.1 | bind9-utils 1:9.16.48-0ubuntu0.20.04.1 | Feb 12, 2024 |
| bind9.16 · RHEL 8 | 32:9.16.23-0.16.el8_9.2 | RHSA-2024:1781 | Apr 11, 2024 |
| bind9.16 · almalinux 8 | 32:9.16.23-0.16.el8_9.2.alma.1 | ALSA-2024:1781 | Apr 11, 2024 |
| bind9.16 · ol 8 | 32:9.16.23-0.16.el8_9.2 | ELSA-2024-1781 | Apr 11, 2024 |
| bind9.16 · rocky 8 | 2:9.16.23-0.16.el8_9.2 | RLSA-2024:1781 | May 6, 2024 |
| bind9.16-chroot · RHEL 8 | 32:9.16.23-0.16.el8_9.2 | RHSA-2024:1781 | Apr 11, 2024 |
| bind9.16-chroot · almalinux 8 | 32:9.16.23-0.16.el8_9.2.alma.1 | ALSA-2024:1781 | Apr 11, 2024 |
| bind9.16-chroot · ol 8 | 32:9.16.23-0.16.el8_9.2 | ELSA-2024-1781 | Apr 11, 2024 |
| bind9.16-devel · RHEL 8 | 32:9.16.23-0.16.el8_9.2 | RHSA-2024:1781 | Apr 11, 2024 |
| bind9.16-devel · almalinux 8 | 32:9.16.23-0.16.el8_9.2.alma.1 | ALSA-2024:1781 | Apr 11, 2024 |
| bind9.16-devel · ol 8 | 32:9.16.23-0.16.el8_9.2 | ELSA-2024-1781 | Apr 11, 2024 |
| bind9.16-dnssec-utils · RHEL 8 | 32:9.16.23-0.16.el8_9.2 | RHSA-2024:1781 | Apr 11, 2024 |
| bind9.16-dnssec-utils · almalinux 8 | 32:9.16.23-0.16.el8_9.2.alma.1 | ALSA-2024:1781 | Apr 11, 2024 |
| bind9.16-dnssec-utils · ol 8 | 32:9.16.23-0.16.el8_9.2 | ELSA-2024-1781 | Apr 11, 2024 |
| bind9.16-doc · RHEL 8 | 32:9.16.23-0.16.el8_9.2 | RHSA-2024:1781 | Apr 11, 2024 |
| bind9.16-doc · almalinux 8 | 32:9.16.23-0.16.el8_9.2.alma.1 | ALSA-2024:1781 | Apr 11, 2024 |
| bind9.16-doc · ol 8 | 32:9.16.23-0.16.el8_9.2 | ELSA-2024-1781 | Apr 11, 2024 |
| bind9.16-libs · RHEL 8 | 32:9.16.23-0.16.el8_9.2 | RHSA-2024:1781 | Apr 11, 2024 |
| bind9.16-libs · almalinux 8 | 32:9.16.23-0.16.el8_9.2.alma.1 | ALSA-2024:1781 | Apr 11, 2024 |
| bind9.16-libs · ol 8 | 32:9.16.23-0.16.el8_9.2 | ELSA-2024-1781 | Apr 11, 2024 |
| bind9.16-license · RHEL 8 | 32:9.16.23-0.16.el8_9.2 | RHSA-2024:1781 | Apr 11, 2024 |
| bind9.16-license · almalinux 8 | 32:9.16.23-0.16.el8_9.2.alma.1 | ALSA-2024:1781 | Apr 11, 2024 |
| bind9.16-license · ol 8 | 32:9.16.23-0.16.el8_9.2 | ELSA-2024-1781 | Apr 11, 2024 |
| bind9.16-utils · RHEL 8 | 32:9.16.23-0.16.el8_9.2 | RHSA-2024:1781 | Apr 11, 2024 |
| bind9.16-utils · almalinux 8 | 32:9.16.23-0.16.el8_9.2.alma.1 | ALSA-2024:1781 | Apr 11, 2024 |
| bind9.16-utils · ol 8 | 32:9.16.23-0.16.el8_9.2 | ELSA-2024-1781 | Apr 11, 2024 |
| bind9utils · Ubuntu 20.04 LTS (focal) | 1:9.16.48-0ubuntu0.20.04.1 | bind9utils 1:9.16.48-0ubuntu0.20.04.1 | Feb 12, 2024 |
| dnsutils · Ubuntu 20.04 LTS (focal) | 1:9.16.48-0ubuntu0.20.04.1 | dnsutils 1:9.16.48-0ubuntu0.20.04.1 | Feb 12, 2024 |
| python3-bind · RHEL 9 | 32:9.16.23-18.el9_4.1 | RHSA-2024:2551 | Apr 30, 2024 |
| python3-bind · almalinux 9 | 32:9.16.23-18.el9_4.1 | ALSA-2024:2551 | Apr 30, 2024 |
| python3-bind · amzn 2023 | 32:9.16.48-1.amzn2023.0.1 | ALAS2023-2024-550 | Feb 29, 2024 |
| python3-bind · ol 9 | 32:9.16.23-14.el9_3.4 | ELSA-2024-1789 | Apr 11, 2024 |
| python3-bind9.16 · RHEL 8 | 32:9.16.23-0.16.el8_9.2 | RHSA-2024:1781 | Apr 11, 2024 |
| python3-bind9.16 · almalinux 8 | 32:9.16.23-0.16.el8_9.2.alma.1 | ALSA-2024:1781 | Apr 11, 2024 |
| python3-bind9.16 · ol 8 | 32:9.16.23-0.16.el8_9.2 | ELSA-2024-1781 | Apr 11, 2024 |
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