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CVE-2011-1576

Published: Aug 31, 2011Updated: Apr 29, 2026 Sources: CVE List NVD BDUCWE-119
NVD MITRE
5.7CVSSMEDIUM
EPSS Score
1.0%
Top 41.7%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

The Generic Receive Offload (GRO) implementation in the Linux kernel 2.6.18 on Red Hat Enterprise Linux 5 and 2.6.32 on Red Hat Enterprise Linux 6, as used in Red Hat Enterprise Virtualization (RHEV) Hypervisor and other products, allows remote attackers to cause a denial of service via crafted VLAN packets that are processed by the napi_reuse_skb function, leading to (1) a memory leak or (2) memory corruption, a different vulnerability than CVE-2011-1478.

CVSS Vector Breakdown

AV:AAC:MAu:NC:NI:NA:C
Exploitability
AV:AAccess Vector
Adjacent Network
AC:MAccess Complexity
Medium
Au:NAuthentication
None
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:CAvailability
Complete
Open in CVSS calculator →

Weaknesses

CWE-119

Affected Products

n/an/a
linux kernellinux
On-premOS
Operating Systems
enterprise linuxredhat
On-premOS
Operating Systems / linux-distro
enterprise virtualization hypervisorredhat
On-prem
Operating Systems / linux-distro
SUSE Linux EnterpriseNovell Inc.
On-prem
Operating Systems / linux-distro
linuxoss-projectOperating Systemsaka the linux kernel
redhatcommercialUSOperating Systemsaka red hat
novell inc.commercialUSOperating Systems

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

http://www.securityfocus.com/bid/48907
securityfocus.com
http://www.redhat.com/support/errata/RHSA-2011-1106.html
redhat.com
http://rhn.redhat.com/errata/RHSA-2011-0927.html
rhn.redhat.com
and 6 more references View all →

Timeline

Published
Aug 31, 2011
Last Updated
Apr 29, 2026

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