SUSE-SU-2026:2458-1: dnsmasq&distro=SUSE Linux Enterprise Server 12 SP5-LTSS SUSE Linux Enterprise
Vulnerability summary
SUSE-SU-2026:2458-1 is a vulnerability in dnsmasq&distro=SUSE Linux Enterprise Server 12 SP5-LTSS SUSE Linux Enterprise with no CVSS score yet.
Advisory lineage
Upstream 7 · Downstream 0 · Related 7Timeline
- 18-06-2026PublishedVulnerability first disclosed.
- 19-06-2026Last modifiedVulnerability information updated.
Description
Security update for dnsmasq This update for dnsmasq fixes the following issues - CVE-2026-2291: VU#471747: dnsmasq can be abused to record false cached data enabling DoS or attacker redirect (bsc#1258251). - CVE-2026-4890: DoS vulnerability in the DNSSEC validation (bsc#1265001). - CVE-2026-4891: heap-based out-of-bounds read vulnerability in the DNSSEC validation (bsc#1265002). - CVE-2026-4892: heap-based out-of-bounds write vulnerability in the DHCPv6 implementation (bsc#1265003). - CVE-2026-4893: information disclosure vulnerability in dnsmasq allows remote attackers to bypass source checks (bsc#1265004). - CVE-2026-5172: buffer overflow in dnsmasq's extract_addresses() function (bsc#1265006). - CVE-2026-6507: out-of-bounds write in DHCP BOOTREPLY processing can lead to denial of service (bsc#1262487). Changes for dnsmasq: - Update to security release 2.92rel2. - Fix setting of compile time options from the spec file.
CVSS metrics
Risk metrics not yet published.
EPSS trend
No EPSS score has been published for this record yet.
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Suse2 products
- dnsmasq&distro=SUSE Linux Enterprise Server 12 SP5-LTSS< 2.92rel2-18.27.1
- dnsmasq&distro=SUSE Linux Enterprise Server LTSS Extended Security 12 SP5< 2.92rel2-18.27.1
1 vendor · 2 products