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CVE details

CVE-2022-37434

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).

Score
9.8 critical
Published
2022-08-05
Links
NVD · cve.org

Affected ports (1)

PortPackageVersionStatusMaintainer
devel/linux-c7-zlib-devellinux-c7-zlib-devel1.2.7unaddressedemulation@FreeBSD.org

VuXML

Template for a VuXML entry

Range taken from the CVE record, check it before committing. make newentry in security/vuxml creates the vid.

  <vuln vid="FIXME (make newentry)">
    <topic>FIXME -- FIXME</topic>
    <affects>
      <package>
	<name>linux-c7-zlib-devel</name>
	<range><lt>FIXME</lt></range>
      </package>
    </affects>
    <description>
      <body xmlns="http://www.w3.org/1999/xhtml">
	<p>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).</p>
      </body>
    </description>
    <references>
      <cvename>CVE-2022-37434</cvename>
      <url>https://nvd.nist.gov/vuln/detail/CVE-2022-37434</url>
    </references>
    <dates>
      <discovery>2022-08-05</discovery>
      <entry>2026-10-25</entry>
    </dates>
  </vuln>