What is CVE-2011-4604?

CVE-2011-4604 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.8 out of 10, classified as a Buffer Overflow flaw (CWE-119). CVE-2011-4604 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2011-4604?

CVE-2011-4604 has a CVSS score of 6.8 out of 10, rated Medium severity. The vector string is AV:N/AC:M/Au:N/C:P/I:P/A:P.

Is there a patch available for CVE-2011-4604?

No patch is currently available for CVE-2011-4604. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2011-4604 actively exploited?

CVE-2011-4604 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Buffer Overflow (CWE-119)?

The product performs operations on a memory buffer but reads or writes outside its intended boundaries. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/119.html

CVE-2011-4604

Medium

The bat_socket_read function in net/batman-adv/icmp_socket.c in the Linux kernel before 3.3 allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a crafted batman-adv ICMP packet.

Package Linux Kernel

Published 2013-06-07

Last modified 2026-04-29

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

6.8

out of 10

Medium

Attack Vector

Network

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Vector string

AV:N/AC:M/Au:N/C:P/I:P/A:P

Weakness type

CWE-119

CVE-2011-4604 is a Buffer Overflow vulnerability

What is Buffer Overflow?

The product performs operations on a memory buffer but reads or writes outside its intended boundaries. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2011-4604 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Lists
http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
Openwall
http://www.openwall.com/lists/oss-security/2011/12/12/1
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=767495
Lists
https://lists.open-mesh.org/pipermail/b.a.t.m.a.n/2011-December/005904.html
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b5a1eeef04cc7859f34dec9b72ea1b28e4aba07c
Patch
Kernel patch commit
http://www.kernel.org/pub/linux/kernel/v3.x/patch-3.3.bz2
Patch
Kernel patch commit
https://github.com/torvalds/linux/commit/b5a1eeef04cc7859f34dec9b72ea1b28e4aba07c
Patch

Details

CVE ID CVE-2011-4604

Severity Medium

CVSS score 6.8 / 10

CVSS version 2.0

Published 2013-06-07

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2011-4604?

CVE-2011-4604 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.8 out of 10 , classified as a Buffer Overflow flaw (CWE-119) . CVE-2011-4604 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2011-4604?

CVE-2011-4604 has a CVSS score of 6.8 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:N/AC:M/Au:N/C:P/I:P/A:P.
Is there a patch available for CVE-2011-4604?

No patch is currently available for CVE-2011-4604. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2011-4604 actively exploited?

No — CVE-2011-4604 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Buffer Overflow (CWE-119)?

The product performs operations on a memory buffer but reads or writes outside its intended boundaries. View CWE-119 on MITRE CWE →