CVE-2011-2723

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.

• CWE-20

• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=17dd759c67f21e34f2156abcf415e1f60605a188
• http://marc.info/?l=bugtraq&m=139447903326211&w=2Third Party Advisory
• http://openwall.com/lists/oss-security/2011/07/28/13Mailing List, Patch, Third Party Advisory
• http://openwall.com/lists/oss-security/2011/07/29/1Mailing List, Patch, Third Party Advisory
• http://securitytracker.com/id?1025876Third Party Advisory, VDB Entry
• http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.4Broken Link
• http://www.redhat.com/support/errata/RHSA-2011-1321.htmlThird Party Advisory
• http://www.securityfocus.com/bid/48929Third Party Advisory, VDB Entry
• https://bugzilla.redhat.com/show_bug.cgi?id=726552Issue Tracking, Patch, Third Party Advisory
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=17dd759c67f21e34f2156abcf415e1f60605a188
• http://marc.info/?l=bugtraq&m=139447903326211&w=2Third Party Advisory
• http://openwall.com/lists/oss-security/2011/07/28/13Mailing List, Patch, Third Party Advisory
• http://openwall.com/lists/oss-security/2011/07/29/1Mailing List, Patch, Third Party Advisory
• http://securitytracker.com/id?1025876Third Party Advisory, VDB Entry
• http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.4Broken Link
• http://www.redhat.com/support/errata/RHSA-2011-1321.htmlThird Party Advisory
• http://www.securityfocus.com/bid/48929Third Party Advisory, VDB Entry
• https://bugzilla.redhat.com/show_bug.cgi?id=726552Issue Tracking, Patch, Third Party Advisory

Published

Sep 6, 2011

Last Modified

Jun 16, 2026

Status

Modified

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