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Red Hat · Security advisory · April 30, 2024
Red Hat · Security advisory · April 30, 2024RHSA-2024:2551: Security update for 11 packages
RHSA-2024:2551, released April 30, 2024, fixes 6 CVEs across 11 products. None of them is reported as exploited. Patch Radar priority: High.
High1 publicly disclosed
CVEs closed
6
None rated Critical
Exploited
0
None reported
Highest CVSS
7.5
Base score, 0 to 10
Highest EPSS
0.9999
99th percentile
Priority of the 6 CVEs
Patch now 0
Urgent 0
High 6
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| bind | RHEL 9 | 32:9.16.23-18.el9_4.1 |
| bind-chroot | RHEL 9 | 32:9.16.23-18.el9_4.1 |
| bind-devel | RHEL 9 | 32:9.16.23-18.el9_4.1 |
| bind-dnssec-doc | RHEL 9 | 32:9.16.23-18.el9_4.1 |
| bind-dnssec-utils | RHEL 9 | 32:9.16.23-18.el9_4.1 |
| bind-doc | RHEL 9 | 32:9.16.23-18.el9_4.1 |
| bind-dyndb-ldap | RHEL 9 | 0:11.9-9.el9_4 |
| bind-libs | RHEL 9 | 32:9.16.23-18.el9_4.1 |
| bind-license | RHEL 9 | 32:9.16.23-18.el9_4.1 |
| bind-utils | RHEL 9 | 32:9.16.23-18.el9_4.1 |
| python3-bind | RHEL 9 | 32:9.16.23-18.el9_4.1 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2023-50387 | MITRE: CVE-2023-50387 DNSSEC verification complexity can be exploited to exhaust CPU resources and stall DNS resolvers | 7.5 | 0.9999 | Exploitation Less Likely |
| High | CVE-2023-50868 | MITRE: CVE-2023-50868 NSEC3 closest encloser proof can exhaust CPU | 7.5 | 0.7430 | DisclosedExploitation Less Likely |
| High | CVE-2023-4408 | bind: This update for bind fixes the following issues: - CVE-2023-4408: Fixed denial of service during DNS message parsin... | 7.5 | 0.0139 | None reported |
| High | CVE-2023-5517 | bind9: A flaw in query-handling code can cause `named` to exit prematurely with an assertion failure when: - `nxdomain-red... | 7.5 | 0.0128 | None reported |
| High | CVE-2023-5679 | bind9: A bad interaction between DNS64 and serve-stale may cause `named` to crashwith an assertion failure during recursive... | 7.5 | 0.0128 | None reported |
| High | CVE-2023-6516 | bind: This update for bind fixes the following issues: - CVE-2023-4408: Fixed denial of service during DNS message parsin... | 7.5 | 0.0110 | None reported |
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