Medium severity6.5NVD Advisory· Published Oct 7, 2022· Updated Jun 17, 2026
CVE-2022-2929
CVE-2022-2929
Description
In ISC DHCP 1.0 -> 4.4.3, ISC DHCP 4.1-ESV-R1 -> 4.1-ESV-R16-P1 a system with access to a DHCP server, sending DHCP packets crafted to include fqdn labels longer than 63 bytes, could eventually cause the server to run out of memory.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
51cpe:2.3:a:isc:dhcp:*:*:*:*:*:*:*:*+ 31 more
- cpe:2.3:a:isc:dhcp:*:*:*:*:*:*:*:*range: >=1.0.0,<4.1-esv
- cpe:2.3:a:isc:dhcp:4.1-esv:r10:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r10_b1:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r10_rc1:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r10b1:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r10rc1:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r11:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r11_b1:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r11_rc1:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r11_rc2:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r11b1:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r11rc1:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r11rc2:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r12-p1:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r12:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r12_b1:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r12_p1:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r12b1:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r13:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r13_b1:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r13b1:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r14:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r14_b1:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r14b1:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r15-p1:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r15:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r15_b1:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r16-p1:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r16:*:*:*:*:*:*
- cpe:2.3:a:isc:dhcp:4.1-esv:r1:*:*:*:*:*:*
- (no CPE)range: 1.0 - 4.4.3, 4.1-ESV-R1 - 4.1-ESV-R16-P1
- (no CPE)range: 1.0 through versions before 4.1-ESV-R16-P2
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*
- osv-coords15 versionspkg:rpm/almalinux/dhcp-clientpkg:rpm/almalinux/dhcp-commonpkg:rpm/almalinux/dhcp-libspkg:rpm/almalinux/dhcp-relaypkg:rpm/almalinux/dhcp-serverpkg:rpm/opensuse/dhcp&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/dhcp&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/dhcp&distro=openSUSE%20Tumbleweedpkg:rpm/suse/dhcp&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/dhcp&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP4pkg:rpm/suse/dhcp&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP3pkg:rpm/suse/dhcp&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP4pkg:rpm/suse/dhcp&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/dhcp&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/dhcp&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5
< 12:4.4.2-18.b1.el9+ 14 more
- (no CPE)range: < 12:4.4.2-18.b1.el9
- (no CPE)range: < 12:4.4.2-18.b1.el9
- (no CPE)range: < 12:4.3.6-49.el8
- (no CPE)range: < 12:4.4.2-18.b1.el9
- (no CPE)range: < 12:4.4.2-18.b1.el9
- (no CPE)range: < 4.3.6.P1-150000.6.17.1
- (no CPE)range: < 4.3.6.P1-150000.6.17.1
- (no CPE)range: < 4.4.2.P1-11.1
- (no CPE)range: < 4.3.6.P1-150000.6.17.1
- (no CPE)range: < 4.3.6.P1-150000.6.17.1
- (no CPE)range: < 4.3.6.P1-150000.6.17.1
- (no CPE)range: < 4.3.6.P1-150000.6.17.1
- (no CPE)range: < 4.3.3-10.28.1
- (no CPE)range: < 4.3.3-10.28.1
- (no CPE)range: < 4.3.3-10.28.1
Patches
Vulnerability mechanics
References
6- kb.isc.org/docs/cve-2022-2929nvdVendor Advisory
- lists.debian.org/debian-lts-announce/2022/10/msg00015.htmlnvdMailing ListThird Party Advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2SARIK7KZ7MGQIWDRWZFAOSQSPXY4GOU/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QQXYCIWUDILRCNBAIMVFCSGXBRKEPB4K/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T6IBFH4MRRNJQVWEKILQ6I6CXWW766FX/nvd
- security.gentoo.org/glsa/202305-22nvd
News mentions
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