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CVE details

CVE-2022-25236

xmlparse.c in Expat (aka libexpat) before 2.4.5 allows attackers to insert namespace-separator characters into namespace URIs.

Score
9.8 critical
Published
2022-02-16
Links
NVD · cve.org

Affected ports (2)

PortPackageVersionStatusMaintainer
textproc/linux-c7-expatlinux-c7-expat2.1.0_5unaddressedemulation@FreeBSD.org
textproc/linux-c7-expat-devellinux-c7-expat-devel2.1.0_1unaddressedemulation@FreeBSD.org

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-expat</name>
	<range><lt>2.4.5</lt></range>
      </package>
      <package>
	<name>linux-c7-expat-devel</name>
	<range><lt>2.4.5</lt></range>
      </package>
    </affects>
    <description>
      <body xmlns="http://www.w3.org/1999/xhtml">
	<p>xmlparse.c in Expat (aka libexpat) before 2.4.5 allows attackers to
	insert namespace-separator characters into namespace URIs.</p>
      </body>
    </description>
    <references>
      <cvename>CVE-2022-25236</cvename>
      <url>https://nvd.nist.gov/vuln/detail/CVE-2022-25236</url>
    </references>
    <dates>
      <discovery>2022-02-16</discovery>
      <entry>2026-10-25</entry>
    </dates>
  </vuln>