View at Official ubuntu advisory, NVD, CVE.org · CVE detail
Freshness: upstream tracker timestamp is available; use API updated time as primary recency signal.
CVE-2007-5958 low priority: Ubuntu including 1 source packages (xorg-server), 5 status rows across 5 suites (dapper, edgy, feisty, gutsy, upstream): released 4, not-affected 1.
X.Org Xserver before 1.4.1 allows local users to determine the existence of arbitrary files via a filename argument in the -sp option to the X program, which produces different error messages depending on whether the filename exists.