USN-8308-1: Dnsmasq vulnerability

It was discovered that Dnsmasq incorrectly handled BOOTREPLY packets when configured with the --dhcp-split-relay option. A remote attacker could use this issue to cause Dnsmasq to crash, resulting in a denial of service, or possibly execute arbitrary code...

SUSE-SU-2026:1934-1 Security update for dnsmasq

This update for dnsmasq fixes the following issues Security issues: - CVE-2026-4890: DoS vulnerability in the DNSSEC validation bsc1265001. - CVE-2026-4891: heap-based out-of-bounds read vulnerability in the DNSSEC validation bsc1265002. - CVE-2026-4892: heap-based out-of-bounds write vulnerabili...

SUSE-SU-2026:21677-1 Security update for dnsmasq

This update for dnsmasq fixes the following issues Security issues: - CVE-2026-2291: dnsmasq can be abused to record false cached data enabling DoS or attacker redirect bsc1258251. - CVE-2026-4890: DoS vulnerability in the DNSSEC validation bsc1265001. - CVE-2026-4891: heap-based out-of-bounds re...

SUSE-SU-2026:21640-1 Security update for dnsmasq

This update for dnsmasq fixes the following issues Security issues: - CVE-2026-2291: dnsmasq can be abused to record false cached data enabling DoS or attacker redirect bsc1258251. - CVE-2026-4890: DoS vulnerability in the DNSSEC validation bsc1265001. - CVE-2026-4891: heap-based out-of-bounds re...

EUVD-2026-23419

A flaw was found in dnsmasq. A remote attacker could exploit an out-of-bounds write vulnerability by sending a specially crafted BOOTREPLY Bootstrap Protocol Reply packet to a dnsmasq server configured with the --dhcp-split-relay option. This can lead to memory corruption, causing the dnsmasq...

CVE-2026-6507

A flaw was found in dnsmasq. A remote attacker could exploit an out-of-bounds write vulnerability by sending a specially crafted BOOTREPLY Bootstrap Protocol Reply packet to a dnsmasq server configured with the --dhcp-split-relay option. This can lead to memory corruption, causing the dnsmasq...

CVE-2026-6507 Dnsmasq: dnsmasq: denial of service due to out-of-bounds write in dhcp bootreply processing

A flaw was found in dnsmasq. A remote attacker could exploit an out-of-bounds write vulnerability by sending a specially crafted BOOTREPLY Bootstrap Protocol Reply packet to a dnsmasq server configured with the --dhcp-split-relay option. This can lead to memory corruption, causing the dnsmasq...

CVE-2026-6507

A flaw was found in dnsmasq. A remote attacker could exploit an out-of-bounds write vulnerability by sending a specially crafted BOOTREPLY Bootstrap Protocol Reply packet to a dnsmasq server configured with the --dhcp-split-relay option. This can lead to memory corruption, causing the dnsmasq...

CVE-2026-6507 Dnsmasq: dnsmasq: denial of service due to out-of-bounds write in dhcp bootreply processing

A flaw was found in dnsmasq. A remote attacker could exploit an out-of-bounds write vulnerability by sending a specially crafted BOOTREPLY Bootstrap Protocol Reply packet to a dnsmasq server configured with the --dhcp-split-relay option. This can lead to memory corruption, causing the dnsmasq...

CVE-2026-6507

dnsmasq is affected by CVE-2026-6507 due to an out-of-bounds write in DHCP BOOTREPLY processing when configured with --dhcp-split-relay. This can allow a remote attacker to crash the dnsmasq daemon, causing DoS. Remediation: remove the --dhcp-split-relay option from the dnsmasq configuration and ...

Linux Distros Unpatched Vulnerability : CVE-2026-6507

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in dnsmasq. A remote attacker could exploit an out-of-bounds write vulnerability by sending a specially crafted BOOTREPLY Bootstrap Protocol...