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GNU gv: Stack overflow


1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 200611-20 / gv
Release Date November 24, 2006
Latest Revision November 24, 2006: 01
Impact normal
Exploitable remote
Package Vulnerable versions Unaffected versions Architecture(s)
app-text/gv < 3.6.2-r1 >= 3.6.2-r1 All supported architectures

Related bugreports: #154573


GNU gv improperly handles user-supplied data possibly allowing for the execution of arbitrary code.

2.  Impact Information


GNU gv is a viewer for PostScript and PDF documents.


GNU gv does not properly boundary check user-supplied data before copying it into process buffers.


An attacker could entice a user to open a specially crafted document with GNU gv and execute arbitrary code with the rights of the user on the system.

3.  Resolution Information


There is no known workaround at this time.


All gv users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=app-text/gv-3.6.2-r1"

4.  References


Page updated November 24, 2006

Summary: This is a Gentoo Linux Security Advisory

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