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Mend.io Vulnerability Database

CVE-2022-37434

Good to know:

Date: August 4, 2022

zlib through 1.2.12 has a heap-based buffer over-read or buffer overflow in inflate in inflate.c via a large gzip header extra field. NOTE: only applications that call inflateGetHeader are affected. Some common applications bundle the affected zlib source code but may be unable to call inflateGetHeader (e.g., see the nodejs/node reference).

Language: C

Severity Score

9.8

Related Resources (38)

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NMBOJ77A7T7PQCARMDUK75TE6LLESZ3O/

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YRQAI7H4M4RQZ2IWZUEEXECBE5D56BH2/

Url: https://github.com/nodejs/node/blob/75b68c6e4db515f76df73af476eccf382bbcb00a/deps/zlib/inflate.c#L762-L764

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PAVPQNCG3XRLCLNSQRM3KAN5ZFMVXVTY/

Url: https://lists.debian.org/debian-lts-announce/2022/09/msg00012.html

Url: https://github.com/ivd38/zlib_overflow

Url: http://seclists.org/fulldisclosure/2022/Oct/41

Url: http://seclists.org/fulldisclosure/2022/Oct/42

Url: https://security-tracker.debian.org/tracker/CVE-2022-37434

Url: https://www.debian.org/security/2022/dsa-5218

Url: https://github.com/curl/curl/issues/9271

Url: https://support.apple.com/kb/HT213491

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JWN4VE3JQR4O2SOUS5TXNLANRPMHWV4I/

Url: https://support.apple.com/kb/HT213493

Url: https://support.apple.com/kb/HT213494

Url: https://security.alpinelinux.org/vuln/CVE-2022-37434

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X5U7OTKZSHY2I3ZFJSR2SHFHW72RKGDK/

Url: https://nvd.nist.gov/vuln/detail/CVE-2022-37434

Url: https://support.apple.com/kb/HT213490

Url: https://support.apple.com/kb/HT213488

Url: https://security.netapp.com/advisory/ntap-20230427-0007/

Url: https://github.com/madler/zlib/blob/21767c654d31d2dccdde4330529775c6c5fd5389/zlib.h#L1062-L1063

Url: https://support.apple.com/kb/HT213489

Url: https://github.com/madler/zlib/commit/1eb7682f845ac9e9bf9ae35bbfb3bad5dacbd91d

Url: https://access.redhat.com/security/cve/CVE-2022-37434

Url: https://github.com/madler/zlib/commit/eff308af425b67093bab25f80f1ae950166bece1

Url: http://www.openwall.com/lists/oss-security/2022/08/09/1

Url: http://www.openwall.com/lists/oss-security/2022/08/05/2

Url: https://security.netapp.com/advisory/ntap-20220901-0005/

Url: http://seclists.org/fulldisclosure/2022/Oct/37

Url: http://seclists.org/fulldisclosure/2022/Oct/38

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PAVPQNCG3XRLCLNSQRM3KAN5ZFMVXVTY/

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YRQAI7H4M4RQZ2IWZUEEXECBE5D56BH2/

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JWN4VE3JQR4O2SOUS5TXNLANRPMHWV4I/

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X5U7OTKZSHY2I3ZFJSR2SHFHW72RKGDK/

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NMBOJ77A7T7PQCARMDUK75TE6LLESZ3O/

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2022-37434

Url: https://www.mend.io/vulnerability-database/CVE-2022-37434

Severity Score

9.8

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CWE-120

Top Fix

Upgrade Version

Upgrade to version zlib - 1.2.13

Learn More

CVSS v3.1

Base Score:	9.8
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

Mend.io Vulnerability Database

We found results for “”

CVE-2022-37434

Good to know:

Date: August 4, 2022

Language: C

Severity Score

Related Resources (38)

Severity Score

Weakness Type (CWE)

Top Fix

Upgrade Version

CVSS v3.1

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