CLSA-2026-1779294291

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Import Source
https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos7els/CLSA-2026-1779294291.json
JSON Data
https://api.osv.dev/v1/vulns/CLSA-2026-1779294291
Upstream
CVE (3)
Published
2026-05-21T10:26:15Z
Modified
2026-10-26T09:31:41Z
Summary
dnsmasq: Fix of 3 CVEs
Details
  • 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
References

Affected packages

TuxCare:CentOS:7 / dnsmasq

Package

Name
dnsmasq
Purl
pkg:rpm/tuxcare/dnsmasq?distro=centos-7

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.76-17.el7_9.3.tuxcare.els4

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos7els/CLSA-2026-1779294291.json"

TuxCare:CentOS:7 / dnsmasq-utils

Package

Name
dnsmasq-utils
Purl
pkg:rpm/tuxcare/dnsmasq-utils?distro=centos-7

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.76-17.el7_9.3.tuxcare.els4

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos7els/CLSA-2026-1779294291.json"