Unrated severityNVD Advisory· Published Feb 12, 2001· Updated Apr 16, 2026

CVE-2001-0061

Description

procfs in FreeBSD and possibly other operating systems does not properly restrict access to per-process mem and ctl files, which allows local users to gain root privileges by forking a child process and executing a privileged process from the child, while the parent retains access to the child's address space.

Affected products

FreeBSD/FreeBSD4 versions
cpe:2.3:o:freebsd:freebsd:3.5.1:*:*:*:*:*:*:*+ 3 more
- cpe:2.3:o:freebsd:freebsd:3.5.1:*:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:4.1:*:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:4.1.1:*:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:4.2:*:*:*:*:*:*:*

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-00:77.procfs.v1.1.ascnvdPatchVendor Advisory
www.securityfocus.com/bid/2130nvdPatchVendor Advisory
www.osvdb.org/1697nvd
exchange.xforce.ibmcloud.com/vulnerabilities/6106nvd

News mentions

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