Unrated severityNVD Advisory· Published Sep 21, 2022· Updated May 28, 2025

Memory leak in ECDSA DNSSEC verification code

CVE-2022-38177

Description

By spoofing the target resolver with responses that have a malformed ECDSA signature, an attacker can trigger a small memory leak. It is possible to gradually erode available memory to the point where named crashes for lack of resources.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Isc/Bindllm-fuzzy2 versions
(expand)+ 1 more
- (no CPE)
- (no CPE)range: Open Source Branches 9.8 through 9.16 9.8.4 through versions before 9.16.33
osv-coords78 versions
pkg:apk/chainguard/bind pkg:apk/chainguard/bind-dev pkg:apk/chainguard/bind-dnssec-root pkg:apk/chainguard/bind-dnssec-tools pkg:apk/chainguard/bind-doc pkg:apk/chainguard/bind-libs pkg:apk/chainguard/bind-plugins pkg:apk/chainguard/bind-tools pkg:apk/wolfi/bind pkg:apk/wolfi/bind-dev pkg:apk/wolfi/bind-dnssec-root pkg:apk/wolfi/bind-dnssec-tools pkg:apk/wolfi/bind-doc pkg:apk/wolfi/bind-libs pkg:apk/wolfi/bind-plugins pkg:apk/wolfi/bind-tools pkg:rpm/almalinux/bind pkg:rpm/almalinux/bind9.16 pkg:rpm/almalinux/bind9.16-chroot pkg:rpm/almalinux/bind9.16-devel pkg:rpm/almalinux/bind9.16-dnssec-utils pkg:rpm/almalinux/bind9.16-doc pkg:rpm/almalinux/bind9.16-libs pkg:rpm/almalinux/bind9.16-license pkg:rpm/almalinux/bind9.16-utils pkg:rpm/almalinux/bind-chroot pkg:rpm/almalinux/bind-devel pkg:rpm/almalinux/bind-dnssec-doc pkg:rpm/almalinux/bind-dnssec-utils pkg:rpm/almalinux/bind-export-devel pkg:rpm/almalinux/bind-export-libs pkg:rpm/almalinux/bind-libs pkg:rpm/almalinux/bind-libs-lite pkg:rpm/almalinux/bind-license pkg:rpm/almalinux/bind-lite-devel pkg:rpm/almalinux/bind-pkcs11 pkg:rpm/almalinux/bind-pkcs11-devel pkg:rpm/almalinux/bind-pkcs11-libs pkg:rpm/almalinux/bind-pkcs11-utils pkg:rpm/almalinux/bind-sdb pkg:rpm/almalinux/bind-sdb-chroot pkg:rpm/almalinux/bind-utils pkg:rpm/almalinux/python3-bind pkg:rpm/almalinux/python3-bind9.16 pkg:rpm/opensuse/bind&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/bind&distro=openSUSE%20Leap%2015.4 pkg:rpm/suse/bind&distro=SUSE%20Enterprise%20Storage%206 pkg:rpm/suse/bind&distro=SUSE%20Enterprise%20Storage%207 pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOS pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSS pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-ESPOS pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSS pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOS pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSS pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3 pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP4 pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP3 pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP4 pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCL pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCL pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSS pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5 pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCL pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSS pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-BCL pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSS pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSS pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4 pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5 pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015 pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1 pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2 pkg:rpm/suse/bind&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5 pkg:rpm/suse/bind&distro=SUSE%20Manager%20Proxy%204.1 pkg:rpm/suse/bind&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.1 pkg:rpm/suse/bind&distro=SUSE%20Manager%20Server%204.1 pkg:rpm/suse/bind&distro=SUSE%20OpenStack%20Cloud%209 pkg:rpm/suse/bind&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209
< 0+ 77 more
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 32:9.16.23-1.el9_0.1
- (no CPE)range: < 32:9.16.23-0.7.el8_6.1
- (no CPE)range: < 32:9.16.23-0.7.el8_6.1
- (no CPE)range: < 32:9.16.23-0.7.el8_6.1
- (no CPE)range: < 32:9.16.23-0.7.el8_6.1
- (no CPE)range: < 32:9.16.23-0.7.el8_6.1
- (no CPE)range: < 32:9.16.23-0.7.el8_6.1
- (no CPE)range: < 32:9.16.23-0.7.el8_6.1
- (no CPE)range: < 32:9.16.23-0.7.el8_6.1
- (no CPE)range: < 32:9.16.23-1.el9_0.1
- (no CPE)range: < 32:9.16.23-1.el9_0.1
- (no CPE)range: < 32:9.16.23-1.el9_0.1
- (no CPE)range: < 32:9.16.23-1.el9_0.1
- (no CPE)range: < 32:9.11.36-3.el8_6.1
- (no CPE)range: < 32:9.11.36-3.el8_6.1
- (no CPE)range: < 32:9.16.23-1.el9_0.1
- (no CPE)range: < 32:9.11.36-3.el8_6.1
- (no CPE)range: < 32:9.16.23-1.el9_0.1
- (no CPE)range: < 32:9.11.36-3.el8_6.1
- (no CPE)range: < 32:9.11.36-3.el8_6.1
- (no CPE)range: < 32:9.11.36-3.el8_6.1
- (no CPE)range: < 32:9.11.36-3.el8_6.1
- (no CPE)range: < 32:9.11.36-3.el8_6.1
- (no CPE)range: < 32:9.11.36-3.el8_6.1
- (no CPE)range: < 32:9.11.36-3.el8_6.1
- (no CPE)range: < 32:9.16.23-1.el9_0.1
- (no CPE)range: < 32:9.16.23-1.el9_0.1
- (no CPE)range: < 32:9.16.23-0.7.el8_6.1
- (no CPE)range: < 9.16.6-150300.22.21.2
- (no CPE)range: < 9.16.6-150300.22.21.2
- (no CPE)range: < 9.16.6-150000.12.63.1
- (no CPE)range: < 9.16.6-150000.12.63.1
- (no CPE)range: < 9.16.6-150000.12.63.1
- (no CPE)range: < 9.16.6-150000.12.63.1
- (no CPE)range: < 9.16.6-150000.12.63.1
- (no CPE)range: < 9.16.6-150000.12.63.1
- (no CPE)range: < 9.16.6-150000.12.63.1
- (no CPE)range: < 9.16.6-150000.12.63.1
- (no CPE)range: < 9.16.6-150300.22.21.2
- (no CPE)range: < 9.16.6-150300.22.21.2
- (no CPE)range: < 9.16.6-150300.22.21.2
- (no CPE)range: < 9.16.33-150400.5.11.1
- (no CPE)range: < 9.9.9P1-63.37.1
- (no CPE)range: < 9.9.9P1-63.37.1
- (no CPE)range: < 9.11.22-3.43.1
- (no CPE)range: < 9.11.22-3.43.1
- (no CPE)range: < 9.16.6-150000.12.63.1
- (no CPE)range: < 9.16.6-150000.12.63.1
- (no CPE)range: < 9.16.6-150000.12.63.1
- (no CPE)range: < 9.16.6-150000.12.63.1
- (no CPE)range: < 9.16.6-150000.12.63.1
- (no CPE)range: < 9.11.22-3.43.1
- (no CPE)range: < 9.11.22-3.43.1
- (no CPE)range: < 9.16.6-150000.12.63.1
- (no CPE)range: < 9.16.6-150000.12.63.1
- (no CPE)range: < 9.16.6-150000.12.63.1
- (no CPE)range: < 9.11.22-3.43.1
- (no CPE)range: < 9.16.6-150000.12.63.1
- (no CPE)range: < 9.16.6-150000.12.63.1
- (no CPE)range: < 9.16.6-150000.12.63.1
- (no CPE)range: < 9.11.22-3.43.1
- (no CPE)range: < 9.11.22-3.43.1

Patches

Vulnerability mechanics

References

lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CV4GQWBPF7Y52J2FA24U6UMHQAOXZEF7/mitrevendor-advisory
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MRHB6J4Z7BKH4HPEKG5D35QGRD6ANNMT/mitrevendor-advisory
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZJQNUASODNVAWZV6STKG5SD6XIJ446S/mitrevendor-advisory
security.gentoo.org/glsa/202210-25mitrevendor-advisory
www.debian.org/security/2022/dsa-5235mitrevendor-advisory
www.openwall.com/lists/oss-security/2022/09/21/3mitremailing-list
lists.debian.org/debian-lts-announce/2022/10/msg00007.htmlmitremailing-list
kb.isc.org/docs/cve-2022-38177mitre
security.netapp.com/advisory/ntap-20221228-0010/mitre

News mentions

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epss	0.002
exploit	0.000
kev	0.000
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ransomware	0.000