VULNERABILITY INTELLIGENCE
CVE-2006-6164
CVSS score7.2 NONE
EPSS probability0.33%
CISA KEVNot currently listed
Published2006-11-29
Last modified2026-06-16
CVSS vectorAV:L/AC:L/Au:N/C:C/I:C/A:C
Description
The _dl_unsetenv function in loader.c in the ELF ld.so in OpenBSD 3.9 and 4.0 does not properly remove duplicate environment variables, which allows local users to pass dangerous variables such as LD_PRELOAD to loading processes, which might be leveraged to gain privileges.
Weakness classification
- nvd@nist.gov: NVD-CWE-Other