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CVE details

CVE-2026-38755

A heap overflow in the evalcommand() function (shell/ash.c) of Busybox v1.38.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted input.

Score
2.9 low
Published
2026-07-15
Links
NVD · cve.org · Report wrong data

Matched ports (1)

PortPackageVersionStatusMaintainer
sysutils/busyboxbusybox1.38.0unaddressedsamm@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>busybox</name>
	<range><lt>FIXME</lt></range>
      </package>
    </affects>
    <description>
      <body xmlns="http://www.w3.org/1999/xhtml">
	<p>A heap overflow in the evalcommand() function (shell/ash.c) of Busybox
	v1.38.0 allows attackers to cause a Denial of Service (DoS) via
	supplying a crafted input.</p>
      </body>
    </description>
    <references>
      <cvename>CVE-2026-38755</cvename>
      <url>https://nvd.nist.gov/vuln/detail/CVE-2026-38755</url>
    </references>
    <dates>
      <discovery>2026-07-15</discovery>
      <entry>2026-10-26</entry>
    </dates>
  </vuln>