High severity7.5NVD Advisory· Published Aug 29, 2022· Updated Jun 17, 2026
CVE-2022-0934
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
45(expand)+ 1 more
- (no CPE)
- (no CPE)
- osv-coords43 versionspkg:rpm/almalinux/dnsmasqpkg:rpm/almalinux/dnsmasq-utilspkg:rpm/opensuse/dnsmasq&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/dnsmasq&distro=openSUSE%20Tumbleweedpkg:rpm/suse/dnsmasq&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/dnsmasq&distro=SUSE%20Enterprise%20Storage%206pkg:rpm/suse/dnsmasq&distro=SUSE%20Enterprise%20Storage%207pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-ESPOSpkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSSpkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Micro%205.0pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Micro%205.1pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2015%20SP2pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSSpkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCLpkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-BCLpkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSSpkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/dnsmasq&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2pkg:rpm/suse/dnsmasq&distro=SUSE%20Manager%20Proxy%204.1pkg:rpm/suse/dnsmasq&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.1pkg:rpm/suse/dnsmasq&distro=SUSE%20Manager%20Server%204.1pkg:rpm/suse/dnsmasq&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/dnsmasq&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/dnsmasq&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208pkg:rpm/suse/dnsmasq&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209
< 2.79-24.el8+ 42 more
- (no CPE)range: < 2.79-24.el8
- (no CPE)range: < 2.79-24.el8
- (no CPE)range: < 2.86-150100.7.20.1
- (no CPE)range: < 2.86-4.1
- (no CPE)range: < 2.78-18.18.1
- (no CPE)range: < 2.86-150100.7.20.1
- (no CPE)range: < 2.86-150100.7.20.1
- (no CPE)range: < 2.86-150100.7.20.1
- (no CPE)range: < 2.86-150100.7.20.1
- (no CPE)range: < 2.86-150100.7.20.1
- (no CPE)range: < 2.86-150100.7.20.1
- (no CPE)range: < 2.78-150000.3.14.1
- (no CPE)range: < 2.78-150000.3.14.1
- (no CPE)range: < 2.86-150100.7.20.1
- (no CPE)range: < 2.86-150100.7.20.1
- (no CPE)range: < 2.86-150100.7.20.1
- (no CPE)range: < 2.86-150100.7.20.1
- (no CPE)range: < 2.78-0.16.17.1
- (no CPE)range: < 2.86-150100.7.20.1
- (no CPE)range: < 2.78-0.17.18.1
- (no CPE)range: < 2.78-18.18.1
- (no CPE)range: < 2.78-18.18.1
- (no CPE)range: < 2.78-18.18.1
- (no CPE)range: < 2.78-18.18.1
- (no CPE)range: < 2.78-18.18.1
- (no CPE)range: < 2.86-150100.7.20.1
- (no CPE)range: < 2.86-150100.7.20.1
- (no CPE)range: < 2.86-150100.7.20.1
- (no CPE)range: < 2.86-150100.7.20.1
- (no CPE)range: < 2.78-150000.3.14.1
- (no CPE)range: < 2.78-18.18.1
- (no CPE)range: < 2.78-18.18.1
- (no CPE)range: < 2.78-18.18.1
- (no CPE)range: < 2.78-150000.3.14.1
- (no CPE)range: < 2.86-150100.7.20.1
- (no CPE)range: < 2.86-150100.7.20.1
- (no CPE)range: < 2.86-150100.7.20.1
- (no CPE)range: < 2.86-150100.7.20.1
- (no CPE)range: < 2.86-150100.7.20.1
- (no CPE)range: < 2.78-18.18.1
- (no CPE)range: < 2.78-18.18.1
- (no CPE)range: < 2.78-18.18.1
- (no CPE)range: < 2.78-18.18.1
Patches
Vulnerability mechanics
References
5- bugzilla.redhat.com/show_bug.cginvdIssue TrackingPatchThird Party Advisory
- access.redhat.com/security/cve/CVE-2022-0934nvdThird Party Advisory
- lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016272.htmlnvdMailing ListVendor Advisory
- thekelleys.org.uk/gitweb/nvdBroken Link
- lists.debian.org/debian-lts-announce/2024/11/msg00035.htmlnvd
News mentions
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