• CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
FreeBSD kernel 4.6 and earlier closes the file descriptors 0, 1, and 2 after they have already been assigned to /dev/null when the descriptors reference procfs or linprocfs, which could allow local users to reuse the file descriptors in a setuid or setgid program to modify critical data and gain privileges.
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
Assigning CNA
MITRE Corporation
Date Record Created
20020801 Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Proposed (20020830)
Votes (Legacy)
ACCEPT(2) Baker, Cole
NOOP(4) Christey, Cox, Foat, Wall
Comments (Legacy)
 Christey> MISC:
 Christey> Other OSes besides FreeBSD are affected.
   Need to more closely examine the relationship between
   CVE-2002-0820 and CVE-2002-0572, especially with respect to

Proposed (Legacy)
This is an record on the CVE List, which provides common identifiers for publicly known cybersecurity vulnerabilities.