CVE Details

Release Date:2022-08-05


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).

See more information about CVE-2022-37434 from MITRE CVE dictionary and NIST NVD

CVSS v3.0 metrics

NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score: 9.8 Base Metrics: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Access Vector: Network Attack Complexity: Low
Privileges Required: None User Interaction: None
Scope: Unchanged Confidentiality Impact: High
Integrity Impact: High Availability Impact: High

Errata information

PlatformErrataRelease Date
Oracle Linux version 6 (zlib)ELSA-2022-99882022-11-09
Oracle Linux version 7 (zlib)ELSA-2022-99872022-11-09
Oracle Linux version 7 (zlib)ELSA-2023-10952023-03-08
Oracle Linux version 8 (rsync)ELSA-2022-77932022-11-15
Oracle Linux version 8 (zlib)ELSA-2022-71062022-10-26
Oracle Linux version 9 (rsync)ELSA-2022-82912022-11-22
Oracle Linux version 9 (zlib)ELSA-2022-73142022-11-02

This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team