CVE-2013-4235

shadow: TOCTOU (time-of-check time-of-use) race condition when copying and removing directory trees

CVE-2017-12424

In shadow before 4.5, the newusers tool could be made to manipulate internal data structures in ways unintended by the authors. Malformed input may lead to crashes (with a buffer overflow or other memory corruption) or other unspecified behaviors. This crosses a privilege boundary in, for example, ...