CVEvulnerability

CVE-2011-1023

4.9 MEDIUM Published 2012-06-21 Modified 2026-06-16 Official page ↗

Status: Modified
Published: 2012-06-21
Last modified: 2026-06-16
Assigner: [email protected]
CVSS 2.0 ([email protected]): 4.9 MEDIUM — AV:L/AC:L/Au:N/C:N/I:N/A:C

Description

The Reliable Datagram Sockets (RDS) subsystem in the Linux kernel before 2.6.38 does not properly handle congestion map updates, which allows local users to cause a denial of service (BUG_ON and system crash) via vectors involving (1) a loopback (aka loop) transmit operation or (2) an InfiniBand (aka ib) transmit operation.

Affected configurations

• linux linux kernel (<= 2.6.37.6) • linux linux kernel 2.6.37 • linux linux kernel 2.6.37.1 • linux linux kernel 2.6.37.2 • linux linux kernel 2.6.37.3 • linux linux kernel 2.6.37.4 • linux linux kernel 2.6.37.5

References

http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38 ftp.osuosl.org
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=6094628bfd94323fc1cea05ec2c6affd98c18f7f git.kernel.org
http://www.openwall.com/lists/oss-security/2011/03/03/2 www.openwall.com
https://bugzilla.redhat.com/show_bug.cgi?id=680345 bugzilla.redhat.com
https://github.com/torvalds/linux/commit/6094628bfd94323fc1cea05ec2c6affd98c18f7f Exploit, Patch
http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38 ftp.osuosl.org
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=6094628bfd94323fc1cea05ec2c6affd98c18f7f git.kernel.org
http://www.openwall.com/lists/oss-security/2011/03/03/2 www.openwall.com
https://bugzilla.redhat.com/show_bug.cgi?id=680345 bugzilla.redhat.com
https://github.com/torvalds/linux/commit/6094628bfd94323fc1cea05ec2c6affd98c18f7f Exploit, Patch