CVE-2011-2723

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Summary

CVECVE-2011-2723
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2011-09-06 15:55:08 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionThe skb_gro_header_slow function in include/linux/netdevice.h in the Linux kernel before 2.6.39.4, when Generic Receive Offload (GRO) is enabled, resets certain fields in incorrect situations, which allows remote attackers to cause a denial of service (system crash) via crafted network traffic.

Risk And Classification

Primary CVSS: v2.0 5.7 from [email protected]

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

Problem Types: CWE-20 | n/a

CVSS v2.0 Breakdown

Access Vector
Adjacent
Access Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Linux Kernel skb_gro_header_slow() Bug Lets Remote Users Deny Service - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 securitytracker.com Third Party Advisory, VDB Entry
oss-security - CVE request: kernel: gro: Only reset frag0 when skb can be pulled af854a3a-2127-422b-91ae-364da2661108 openwall.com Mailing List, Patch, Third Party Advisory
'[security bulletin] HPSBGN02970 rev.1 - HP Rapid Deployment Pack (RDP) or HP Insight Control Server ' - MARC af854a3a-2127-422b-91ae-364da2661108 marc.info Third Party Advisory
kernel/git/torvalds/linux.git - Linux kernel source tree af854a3a-2127-422b-91ae-364da2661108 git.kernel.org
oss-security - Re: CVE request: kernel: gro: Only reset frag0 when skb can be pulled af854a3a-2127-422b-91ae-364da2661108 openwall.com Mailing List, Patch, Third Party Advisory
404: File not found af854a3a-2127-422b-91ae-364da2661108 www.kernel.org Broken Link
Support af854a3a-2127-422b-91ae-364da2661108 www.redhat.com Third Party Advisory
726552 – (CVE-2011-2723) CVE-2011-2723 kernel: gro: only reset frag0 when skb can be pulled af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking, Patch, Third Party Advisory
Linux Kernel Generic Receive Offload (GRO) CVE-2011-2723 Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
kernel/git/torvalds/linux.git - Linux kernel source tree MITRE git.kernel.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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