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Red Hat Bugzilla – Attachment 897322 Details for
Bug 1099235
CVE-2015-5277 glibc: nss_files doesn't detect ERANGE problems correctly [rhel-7.3]
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Test program, takes optional user name ("root") and initial buffer size (4) as arguments
getent.c (text/plain), 503 bytes, created by
Nalin Dahyabhai
on 2014-05-19 21:08:38 UTC
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Description:
Test program, takes optional user name ("root") and initial buffer size (4) as arguments
Filename:
MIME Type:
Creator:
Nalin Dahyabhai
Created:
2014-05-19 21:08:38 UTC
Size:
503 bytes
patch
obsolete
>#include <errno.h> >#include <pwd.h> >#include <grp.h> >#include <stdio.h> >#include <stdlib.h> > >int >main(int argc, char **argv) >{ > size_t length = (argc > 2) ? atol(argv[2]) : 4; > const char *user = (argc > 1) ? argv[1] : "root"; > char *buf = malloc(length); > struct passwd pwd, *pw; > int ret; > > pw = NULL; > ret = getpwnam_r(user, &pwd, buf, length, &pw); > printf("returned %d, errno = %d, pointer %p, buffer %p\n", > ret, errno, pw, &pwd); > if (pw == &pwd) { > putpwent(pw, stdout); > } > return 0; >}
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bug 1099235
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