CVE-2002-0574
Memory leak in FreeBSD 4.5 and earlier allows remote attackers to cause a denial of service (memory exhaustion) via ICMP echo packets that trigger a bug in ip_output() in which the reference count for a routing table entry is not decremented, which…
Does this matter?
Lower severity and a low EPSS score (1.96%). Track it; it rarely justifies an emergency change on its own.
Description
Memory leak in FreeBSD 4.5 and earlier allows remote attackers to cause a denial of service (memory exhaustion) via ICMP echo packets that trigger a bug in ip_output() in which the reference count for a routing table entry is not decremented, which prevents the entry from being removed.
- CVSS 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
- EPSS
- 1.96% probability · 80th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-401
- Affected
- freebsd/freebsd
- Source
- cve@mitre.org
EPSS 2.0% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-02:21.tcpip.ascBroken Link, Patch, Vendor Advisory
- http://www.iss.net/security_center/static/8893.phpBroken Link
- http://www.osvdb.org/5232Broken Link
- http://www.securityfocus.com/bid/4539Broken Link, Patch, Third Party Advisory, VDB Entry, Vendor Advisory
- ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-02:21.tcpip.ascBroken Link, Patch, Vendor Advisory
- http://www.iss.net/security_center/static/8893.phpBroken Link
- http://www.osvdb.org/5232Broken Link
- http://www.securityfocus.com/bid/4539Broken Link, Patch, Third Party Advisory, VDB Entry, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.