CVE-2022-0934

Description

A single-byte, non-arbitrary write/use-after-free flaw was found in dnsmasq. This flaw allows an attacker who sends a crafted packet processed by dnsmasq, potentially causing a denial of service.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.02%
Vendor Advisory org.uk
Affected: n/a dnsmasq
Published at:
Updated at:

References

Link Tags
https://bugzilla.redhat.com/show_bug.cgi?id=2057075 issue tracking third party advisory patch
https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016272.html mailing list vendor advisory
https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=03345ecefeb0d82e3c3a4c28f27c3554f0611b39 broken link
https://access.redhat.com/security/cve/CVE-2022-0934 third party advisory

Frequently Asked Questions

What is the severity of CVE-2022-0934?
CVE-2022-0934 has been scored as a high severity vulnerability.
How to fix CVE-2022-0934?
To fix CVE-2022-0934, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-0934 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-0934 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-0934?
CVE-2022-0934 affects n/a dnsmasq.
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