pdftohtml: Vulnerabilities in included Xpdf — GLSA 200501-13

pdftohtml includes vulnerable Xpdf code to handle PDF files, making it vulnerable to execution of arbitrary code upon converting a malicious PDF file.

Affected packages

Package 	app-text/pdftohtml on all architectures
Affected versions 	< 0.36-r2
Unaffected versions 	>= 0.36-r2

Background

pdftohtml is a utility to convert PDF files to HTML or XML formats. It makes use of Xpdf code to decode PDF files.

Description

Xpdf is vulnerable to integer overflows, as described in GLSA 200412-24.

Impact

An attacker could entice a user to convert a specially-crafted PDF file, potentially resulting in the execution of arbitrary code with the rights of the user running pdftohtml.

Workaround

There is no known workaround at this time.

Resolution

All pdftohtml users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=app-text/pdftohtml-0.36-r2"

References

    GLSA 200412-24
    CAN-2004-1125