https://sources.debian.org/data/main/p/plib/1.8.5-8/debian/patches/04_CVE-2011-4620.diff

--- a/src/util/ulError.cxx
+++ b/src/util/ulError.cxx
@@ -39,7 +39,7 @@
 {
   va_list argp;
   va_start ( argp, fmt ) ;
-  vsprintf ( _ulErrorBuffer, fmt, argp ) ;
+  vsnprintf ( _ulErrorBuffer, sizeof(_ulErrorBuffer), fmt, argp ) ;
   va_end ( argp ) ;
  
   if ( _ulErrorCB )

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<div class='path'>path: <a href='/guix/log/?id=cf388642ce1af18aa1711ad2e79e850bf469e520'>root</a>/<a href='/guix/log/tests?id=cf388642ce1af18aa1711ad2e79e850bf469e520'>tests</a>/<a href='/guix/log/tests/processes.scm?id=cf388642ce1af18aa1711ad2e79e850bf469e520'>processes.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/tests/processes.scm?id=cf388642ce1af18aa1711ad2e79e850bf469e520&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2019-12-10 10:49:42 +0100'>2019-12-10</span></td><td><a href='/guix/commit/tests/processes.scm?id=0b5ad0e756a34d5e3ed1f37c3d4083a330fa33f5'>tests: processes: Skip tests if running with binfmt.</a><span class='msg-avail'>...<span class='msg-tooltip'>* tests/processes.scm (binfmt-misc?): New procedure,
(test-assert*): new procedure that skips the test if binfmt-misc? returns
</span></span></td><td>Mathieu Othacehe</td></tr>