CVE-2018-25032

zlib: A flaw found in zlib when compressing (not decompressing) certain inputs

Published Mar 25, 2022 CVSS 3.1 · 7.5 High EPSS 51.7% KEV · Not listed
Description
zlib before 1.2.12 allows memory corruption when deflating (i.e., when compressing) if the input has many distant matches.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-2968-1 zlib security update
Debian DLA Debian DLA DLA-2993-1 libz-mingw-w64 security update
Debian DLA Debian DLA DLA-3114-1 mariadb-10.3 security update
Debian DSA Debian DSA DSA-5111-1 zlib security update
EUVD EUVD EUVD-2022-1454 zlib before 1.2.12 allows memory corruption when deflating (i.e., when compressing) if the input has many distant matches.
Github GHSA Github GHSA GHSA-jc36-42cf-vqwj Nokogiri affected by zlib's Out-of-bounds Write vulnerability
Ubuntu USN Ubuntu USN USN-5355-1 zlib vulnerability
Ubuntu USN Ubuntu USN USN-5355-2 zlib vulnerability
Ubuntu USN Ubuntu USN USN-5359-1 rsync vulnerability
Ubuntu USN Ubuntu USN USN-5359-2 rsync vulnerability
Ubuntu USN Ubuntu USN USN-5739-1 MariaDB vulnerabilities
Ubuntu USN Ubuntu USN USN-6736-1 klibc vulnerabilities
Ubuntu USN Ubuntu USN USN-6736-2 klibc vulnerabilities
References
Link Providers
http://seclists.org/fulldisclosure/2022/May/33 cve-icon cve-icon
http://seclists.org/fulldisclosure/2022/May/35 cve-icon cve-icon
http://seclists.org/fulldisclosure/2022/May/38 cve-icon cve-icon
http://www.openwall.com/lists/oss-security/2022/03/25/2 cve-icon cve-icon
http://www.openwall.com/lists/oss-security/2022/03/26/1 cve-icon cve-icon
https://cert-portal.siemens.com/productcert/html/ssa-333517.html cve-icon
https://cert-portal.siemens.com/productcert/html/ssa-398330.html cve-icon
https://cert-portal.siemens.com/productcert/html/ssa-419740.html cve-icon
https://cert-portal.siemens.com/productcert/html/ssa-470355.html cve-icon
https://cert-portal.siemens.com/productcert/html/ssa-565386.html cve-icon
https://cert-portal.siemens.com/productcert/html/ssa-942865.html cve-icon
https://cert-portal.siemens.com/productcert/pdf/ssa-333517.pdf cve-icon cve-icon
https://github.com/madler/zlib/commit/5c44459c3b28a9bd3283aaceab7c615f8020c531 cve-icon cve-icon
https://github.com/madler/zlib/compare/v1.2.11...v1.2.12 cve-icon cve-icon
https://github.com/madler/zlib/issues/605 cve-icon cve-icon
https://lists.debian.org/debian-lts-announce/2022/04/msg00000.html cve-icon cve-icon
https://lists.debian.org/debian-lts-announce/2022/05/msg00008.html cve-icon cve-icon
https://lists.debian.org/debian-lts-announce/2022/09/msg00023.html cve-icon cve-icon
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DCZFIJBJTZ7CL5QXBFKTQ22Q26VINRUF/ cve-icon cve-icon
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DF62MVMH3QUGMBDCB3DY2ERQ6EBHTADB/ cve-icon cve-icon
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JZZPTWRYQULAOL3AW7RZJNVZ2UONXCV4/ cve-icon cve-icon
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NS2D2GFPFGOJUL4WQ3DUAY7HF4VWQ77F/ cve-icon cve-icon
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VOKNP2L734AEL47NRYGVZIKEFOUBQY5Y/ cve-icon cve-icon
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XOKFMSNQ5D5WGMALBNBXU3GE442V74WU/ cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2018-25032 cve-icon
https://security.gentoo.org/glsa/202210-42 cve-icon cve-icon
https://security.netapp.com/advisory/ntap-20220526-0009/ cve-icon cve-icon
https://security.netapp.com/advisory/ntap-20220729-0004/ cve-icon cve-icon
https://support.apple.com/kb/HT213255 cve-icon cve-icon
https://support.apple.com/kb/HT213256 cve-icon cve-icon
https://support.apple.com/kb/HT213257 cve-icon cve-icon
https://www.cve.org/CVERecord?id=CVE-2018-25032 cve-icon
https://www.debian.org/security/2022/dsa-5111 cve-icon cve-icon
https://www.openwall.com/lists/oss-security/2022/03/24/1 cve-icon cve-icon
https://www.openwall.com/lists/oss-security/2022/03/28/1 cve-icon cve-icon
https://www.openwall.com/lists/oss-security/2022/03/28/3 cve-icon cve-icon
https://www.oracle.com/security-alerts/cpujul2022.html cve-icon cve-icon
History
Type Values Removed Values Added
First Time appeared Microsoft
Microsoft windows
CPEs cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft windows
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Nokogiri
Nokogiri nokogiri
CPEs cpe:2.3:a:nokogiri:nokogiri:*:*:*:*:*:ruby:*:*
Vendors & Products Nokogiri
Nokogiri nokogiri
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Oct 14, 2026, 6:35 AM
Reserved
Mar 25, 2022, 12:00 AM
Status
Modified
Published
Mar 25, 2022, 9:15 AM
Modified
Oct 14, 2026, 7:16 AM
Severity
Important
Public date
Apr 20, 2018, 12:00 AM