[CLSA-2026:1779273053] dnsmasq: Fix of 3 CVEs
Type:
security
Severity:
Important
Release date:
2026-05-20 10:30:57 UTC
Description:
- CVE-2026-4890: fix NSEC bitmap parsing infinite loop in DNSSEC validation - CVE-2026-4891: verify rdlen field in RRSIG packets - CVE-2026-4892: fix buffer overflow in helper.c with large DHCPv6 CLIDs
Updated packages:
  • dnsmasq-2.76-17.amzn2.1.5.3.tuxcare.els4.x86_64.rpm
    sha:97b08b1069b5e4da5ba6d9bbfd0928d9a519de0f8db5c877bdec4b3d253f8515
  • dnsmasq-utils-2.76-17.amzn2.1.5.3.tuxcare.els4.x86_64.rpm
    sha:683753cb05a457db7e5024aeacb3037f4c2871e69176ff85940e69a63634b586
Notes:
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