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Alerts This Week
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Mageia: 2022-0233 Critical: dnsmasq Memory Corruption Issue

mageia
Calendar Grey June 18, 2022
Dist Mageia Esm H88
A critical memory vulnerability in DHCPv6 has been addressed by the latest Mageia dnsmasq security update. For more information regarding this advisory, please click here.
A write after free has been discovered in DHCPv6 code

Summary

A write after free has been discovered in DHCPv6 code. A special request could be crafted to modify already freed memory. (CVE-2022-0934)

References

- https://bugs.mageia.org/show_bug.cgi?id=30318

- https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016272.html

- https://www.cve.org/CVERecord?id=CVE-2022-0934

Topics%20covered

Topics Covered

security advisory critical memory corruption dnsmasq dhcpv6 mageia

Resolution

SRPMS

- 8/core/dnsmasq-2.85-4.mga8

Severity
critical
Lowest
Low
Medium
High
Critical

Publication date: 18 Jun 2022
URL: https://advisories.mageia.org/MGASA-2022-0233.html
Type: security
CVE: CVE-2022-0934

Topics%20covered

Topics Covered

security advisory critical memory corruption dnsmasq dhcpv6 mageia

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