CVE-2011-2723
Published: 06 September 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.
From the Ubuntu security team
Herbert Xu discovered that certain fields were incorrectly handled when Generic Receive Offload
Priority
Medium
Status
| Package | Release | Status |
|---|---|---|
|
linux Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.1~rc1)
|
|
Patches: Introduced by 86911732d3996a9da07914b280621450111bb6da Fixed by 17dd759c67f21e34f2156abcf415e1f60605a188 |
||
|
linux-ec2 Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.1~rc1)
|
|
linux-fsl-imx51 Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.1~rc1)
|
|
linux-lts-backport-maverick Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.1~rc1)
|
|
linux-lts-backport-natty Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.1~rc1)
|
|
linux-lts-backport-oneiric Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.1~rc1)
|
|
linux-mvl-dove Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.1~rc1)
|
|
linux-ti-omap4 Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.1~rc1)
|
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-2723
- https://ubuntu.com/security/notices/USN-1203-1
- https://ubuntu.com/security/notices/USN-1208-1
- https://ubuntu.com/security/notices/USN-1216-1
- https://ubuntu.com/security/notices/USN-1220-1
- https://ubuntu.com/security/notices/USN-1219-1
- https://ubuntu.com/security/notices/USN-1218-1
- https://ubuntu.com/security/notices/USN-1227-1
- https://ubuntu.com/security/notices/USN-1228-1
- https://ubuntu.com/security/notices/USN-1246-1
- https://ubuntu.com/security/notices/USN-1241-1
- https://ubuntu.com/security/notices/USN-1256-1
- NVD
- Launchpad
- Debian