--- rpm-4.4.2/lib/rpmvercmp.c.vercmp 2005-07-03 22:32:22.000000000 -0400 +++ rpm-4.4.2/lib/rpmvercmp.c 2006-02-13 18:20:01.000000000 -0500 @@ -39,6 +39,9 @@ while (*one && !xisalnum(*one)) one++; while (*two && !xisalnum(*two)) two++; + /* If we ran to the end of either, we are finished with the loop */ + if (!(*one && *two)) break; + str1 = one; str2 = two; @@ -64,9 +67,13 @@ *str2 = '\0'; /*@=boundswrite@*/ + /* this cannot happen, as we previously tested to make sure that */ + /* the first string has a non-null segment */ + if (one == str1) return -1; /* arbitrary */ + /* take care of the case where the two version segments are */ /* different types: one numeric, the other alpha (i.e. empty) */ - if (one == str1) return -1; /* arbitrary */ + /* numeric segments are always newer than alpha segments */ /* XXX See patch #60884 (and details) from bugzilla #50977. */ if (two == str2) return (isnum ? 1 : -1);