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CVE-2011-2723

Good to know:

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Date: September 6, 2011

The 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.

Language: C

Severity Score

Related Resources (13)

http://securitytracker.com/id?1025876
http://openwall.com/lists/oss-security/2011/07/29/1
https://access.redhat.com/security/cve/CVE-2011-2723
http://openwall.com/lists/oss-security/2011/07/28/13
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=17dd759c67f21e34f2156abcf415e1f60605a188
https://bugzilla.redhat.com/show_bug.cgi?id=726552
https://nvd.nist.gov/vuln/detail/CVE-2011-2723
https://people.canonical.com/~ubuntu-security/cve/CVE-2011-2723
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.4
http://www.securityfocus.com/bid/48929
http://www.redhat.com/support/errata/RHSA-2011-1321.html
http://marc.info/?l=bugtraq&m=139447903326211&w=2
https://www.mend.io/vulnerability-database/CVE-2011-2723

Severity Score

Weakness Type (CWE)

Input Validation

CWE-20

Resource Management Errors

CWE-399

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): ADJACENT_NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): ADJACENT
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): COMPLETE
Additional information:

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