Threats Tagged 'cve-2026-4893'

Multiple security vulnerabilities have been identified in the dnsmasq packages used in Red Hat Enterprise Linux 10. These include heap buffer overflows, infinite loops, out-of-bounds reads, and source validation bypasses affecting DNS and DHCP functionalities. The issues are addressed in an important security update released by Red Hat. Users of affected Red Hat Enterprise Linux versions are advised to apply the provided update to remediate these vulnerabilities.

Multiple security vulnerabilities have been identified in the dnsmasq packages used in Red Hat Enterprise Linux 9, including heap buffer overflows, infinite loops, out-of-bounds reads, and source validation bypasses. These issues affect the DNS forwarding and DHCP server functionality of dnsmasq. Red Hat has issued an important security advisory with updates addressing these vulnerabilities. The advisory covers five CVEs: CVE-2026-2291, CVE-2026-4890, CVE-2026-4891, CVE-2026-4892, and CVE-2026-4893. The vulnerabilities are rated with a high severity impact by Red Hat. Updated dnsmasq packages are available for multiple architectures and Red Hat Enterprise Linux variants. Users are advised to apply the updates as described in the Red Hat advisory to remediate these issues.

Multiple vulnerabilities have been identified in the dnsmasq packages used in Red Hat Enterprise Linux 8, including heap buffer overflows, infinite loops, out-of-bounds reads, and source validation bypasses. These issues affect the DNS forwarding and DHCP server functionality of dnsmasq. Red Hat has issued an important security advisory with updated dnsmasq packages to address these vulnerabilities. The update is available for various architectures and extended life cycle versions of Red Hat Enterprise Linux 8. Users are advised to apply the provided updates to mitigate these security issues.