7.8

CVE-2011-1093

The dccp_rcv_state_process function in net/dccp/input.c in the Datagram Congestion Control Protocol (DCCP) implementation in the Linux kernel before 2.6.38 does not properly handle packets for a CLOSED endpoint, which allows remote attackers to cause a denial of service (NULL pointer dereference and OOPS) by sending a DCCP-Close packet followed by a DCCP-Reset packet.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version < 2.6.38
Redhat ≫ Enterprise Linux Aus Version5.6
Redhat ≫ Enterprise Linux Eus Version5.6
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 3.48% 0.877
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.8 10 6.9
AV:N/AC:L/Au:N/C:N/I:N/A:C
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38
Broken Link
http://downloads.avaya.com/css/P8/documents/100145416
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2011-0833.html
Third Party Advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=720dc34bbbe9493c7bd48b2243058b4e447a929d
http://openwall.com/lists/oss-security/2011/03/08/19
Patch
Third Party Advisory
Mailing List
http://openwall.com/lists/oss-security/2011/03/08/4
Patch
Third Party Advisory
Mailing List
http://www.securityfocus.com/bid/46793
Third Party Advisory
VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=682954
Patch
Third Party Advisory
Issue Tracking