In open buildservice 2.6 before 2.6.3, 2.5 before 2.5.7 and 2.4 before 2.4.8 the source service patch application could generate non-standard files like symlinks or device nodes, which could allow buildservice users to break of confinement or cause denial of service attacks on the source service.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-0796
Reference (s):
- https://bugzilla.suse.com/show_bug.cgi?id=941099
- https://github.com/openSUSE/open-build-service/commit/474a3db19498765f0118ba3dbc0b1cc90b0097fc