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VULNERABILITIES

CVE-2009-0778 Details

Description

The icmp_send function in net/ipv4/icmp.c in the Linux kernel before 2.6.25, when configured as a router with a REJECT route, does not properly manage the Protocol Independent Destination Cache (aka DST) in some situations involving transmission of an ICMP Host Unreachable message, which allows remote attackers to cause a denial of service (connectivity outage) by sending a large series of packets to many destination IP addresses within this REJECT route, related to an "rt_cache leak."

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=7c0ecc4c4f8fd90988aab8a95297b9c0038b6160 CVE
http://openwall.com/lists/oss-security/2009/03/11/2 CVEMailing ListThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=485163 CVEExploitIssue TrackingThird Party Advisory
http://secunia.com/advisories/33758 CVEBroken Link
http://secunia.com/advisories/37471 CVEBroken Link

see all 30 references

Weakness Enumeration

CWE-IDCWE NameSource
NVD-CWE-OtherWeakness Not in a Standard CWE Category[email protected]

Affected Products

ProductVersions

Change History

11 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2009-0778
NVD Published Date:
Mar 12, 2009
NVD Last Modified:
Jun 16, 2026
Source:
[email protected]
CVE-2009-0778 Details - Not Deferred