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CVE-2011-3188

Published: May 24, 2012Updated: Apr 29, 2026 Sources: CVE List NVD BDUNVD-CWE-Other
9.1CRITICAL
NVD MITRE
EPSS Score
5.7%
Top 8.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

The (1) IPv4 and (2) IPv6 implementations in the Linux kernel before 3.1 use a modified MD4 algorithm to generate sequence numbers and Fragment Identification values, which makes it easier for remote attackers to cause a denial of service (disrupted networking) or hijack network sessions by predicting these values and sending crafted packets.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

NVD-CWE-Other

Affected Products

f5
commercial·US
arxOn-premNetwork Device
Networking Infrastructure / network-management
big-ip access policy managerOn-premNetwork Device
Networking Infrastructure / firewall
big-ip analyticsOn-premNetwork Device
Networking Infrastructure / network-management
big-ip application security managerOn-premNetwork Device
Networking Infrastructure / firewall
big-ip edge gatewayOn-premNetwork Device
Networking Infrastructure / vpn-gateway
big-ip global traffic managerOn-premNetwork Device
Networking Infrastructure / load-balancer-proxy
big-ip link controllerOn-premNetwork Device
Networking Infrastructure / router-switch
big-ip local traffic managerOn-premNetwork Device
Networking Infrastructure / load-balancer-proxy
Novell Inc.
commercial·US
SUSE Linux EnterpriseOn-prem
Operating Systems / linux-distro
linux
oss-projectaka the linux kernel
linux kernelOn-premOS
Operating Systems
redhat
commercial·USaka red hat
enterprise linuxOn-premOS
Operating Systems / linux-distro
and 6 more affected products View all →

Exploitability

Official Patch Available
Is your org exposed to CVE-2011-3188?We can run the check for you — a free external exposure review, no install. Check my exposure

References

https://www.suse.com/support/security/advisories/2011_46_kernel.html
suse.com
https://bugzilla.redhat.com/show_bug.cgi?id=682066
bugzilla.redhat.com
https://bugzilla.redhat.com/show_bug.cgi?id=712774
bugzilla.redhat.com
and 9 more references View all →
News mentions
Could not load news mentions.

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