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VULNERABILITIES

CVE-2009-4537 Details

Description

drivers/net/r8169.c in the r8169 driver in the Linux kernel 2.6.32.3 and earlier does not properly check the size of an Ethernet frame that exceeds the MTU, which allows remote attackers to (1) cause a denial of service (temporary network outage) via a packet with a crafted size, in conjunction with certain packets containing A characters and certain packets containing E characters; or (2) cause a denial of service (system crash) via a packet with a crafted size, in conjunction with certain packets containing '\0' characters, related to the value of the status register and erroneous behavior associated with the RxMaxSize register. NOTE: this vulnerability exists because of an incorrect fix for CVE-2009-1389.

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://blog.c22.cc/2009/12/27/26c3-cat-procsysnetipv4fuckups/ CVEThird Party Advisory
http://events.ccc.de/congress/2009/Fahrplan/events/3596.en.html CVEThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2010-February/035159.html CVEMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2010-07/msg00006.html CVEMailing ListThird Party Advisory
http://marc.info/?l=linux-netdev&m=126202972828626&w=2 CVEMailing ListThird Party Advisory

see all 60 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-20Improper Input Validation[email protected]

Affected Products

ProductVersions
linux linux kernel
<= 2.6.32.3

CPE

  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
debian debian linux
5.0

CPE

  • cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

8 change records found show changes


QUICK INFO

CVE Dictionary Entry:
CVE-2009-4537
NVD Published Date:
Jan 12, 2010
NVD Last Modified:
Jun 16, 2026
Source:
[email protected]