// For flags

CVE-2009-2698

Linux Kernel < 2.6.19 (Debian 4) - 'udp_sendmsg' Local Privilege Escalation

Severity Score

7.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

5
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

The udp_sendmsg function in the UDP implementation in (1) net/ipv4/udp.c and (2) net/ipv6/udp.c in the Linux kernel before 2.6.19 allows local users to gain privileges or cause a denial of service (NULL pointer dereference and system crash) via vectors involving the MSG_MORE flag and a UDP socket.

La función udp_sendmsg en la implementación UDP en los archivos (1) net/ipv4/udp.c y (2) net/ipv6/udp.c en el kernel de Linux anterior a versión 2.6.19, permite a los usuarios locales obtener privilegios o causar una denegación de servicio (Desreferencia de puntero NULL y bloqueo de sistema) por medio de vectores que involucran el flag MSG_MORE y un socket UDP.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2009-08-05 CVE Reserved
  • 2009-08-24 CVE Published
  • 2009-08-31 First Exploit
  • 2024-08-03 EPSS Updated
  • 2024-08-07 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-476: NULL Pointer Dereference
CAPEC
References (30)
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Linux
Search vendor "Linux"
Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
< 2.6.19
Search vendor "Linux" for product "Linux Kernel" and version " < 2.6.19"
-
Affected
Canonical
Search vendor "Canonical"
Ubuntu Linux
Search vendor "Canonical" for product "Ubuntu Linux"
6.06
Search vendor "Canonical" for product "Ubuntu Linux" and version "6.06"
lts
Affected
Canonical
Search vendor "Canonical"
Ubuntu Linux
Search vendor "Canonical" for product "Ubuntu Linux"
8.04
Search vendor "Canonical" for product "Ubuntu Linux" and version "8.04"
lts
Affected
Canonical
Search vendor "Canonical"
Ubuntu Linux
Search vendor "Canonical" for product "Ubuntu Linux"
8.10
Search vendor "Canonical" for product "Ubuntu Linux" and version "8.10"
-
Affected
Canonical
Search vendor "Canonical"
Ubuntu Linux
Search vendor "Canonical" for product "Ubuntu Linux"
9.04
Search vendor "Canonical" for product "Ubuntu Linux" and version "9.04"
-
Affected
Suse
Search vendor "Suse"
Linux Enterprise Desktop
Search vendor "Suse" for product "Linux Enterprise Desktop"
10
Search vendor "Suse" for product "Linux Enterprise Desktop" and version "10"
sp2
Affected
Suse
Search vendor "Suse"
Linux Enterprise Server
Search vendor "Suse" for product "Linux Enterprise Server"
9
Search vendor "Suse" for product "Linux Enterprise Server" and version "9"
-
Affected
Suse
Search vendor "Suse"
Linux Enterprise Server
Search vendor "Suse" for product "Linux Enterprise Server"
10
Search vendor "Suse" for product "Linux Enterprise Server" and version "10"
sp2
Affected
Fedoraproject
Search vendor "Fedoraproject"
Fedora
Search vendor "Fedoraproject" for product "Fedora"
10
Search vendor "Fedoraproject" for product "Fedora" and version "10"
-
Affected
Redhat
Search vendor "Redhat"
Enterprise Linux Desktop
Search vendor "Redhat" for product "Enterprise Linux Desktop"
4.0
Search vendor "Redhat" for product "Enterprise Linux Desktop" and version "4.0"
-
Affected
Redhat
Search vendor "Redhat"
Enterprise Linux Desktop
Search vendor "Redhat" for product "Enterprise Linux Desktop"
5.0
Search vendor "Redhat" for product "Enterprise Linux Desktop" and version "5.0"
-
Affected
Redhat
Search vendor "Redhat"
Enterprise Linux Eus
Search vendor "Redhat" for product "Enterprise Linux Eus"
4.8
Search vendor "Redhat" for product "Enterprise Linux Eus" and version "4.8"
-
Affected
Redhat
Search vendor "Redhat"
Enterprise Linux Eus
Search vendor "Redhat" for product "Enterprise Linux Eus"
5.3
Search vendor "Redhat" for product "Enterprise Linux Eus" and version "5.3"
-
Affected
Redhat
Search vendor "Redhat"
Enterprise Linux Server
Search vendor "Redhat" for product "Enterprise Linux Server"
4.0
Search vendor "Redhat" for product "Enterprise Linux Server" and version "4.0"
-
Affected
Redhat
Search vendor "Redhat"
Enterprise Linux Server
Search vendor "Redhat" for product "Enterprise Linux Server"
5.0
Search vendor "Redhat" for product "Enterprise Linux Server" and version "5.0"
-
Affected
Redhat
Search vendor "Redhat"
Enterprise Linux Server Aus
Search vendor "Redhat" for product "Enterprise Linux Server Aus"
5.3
Search vendor "Redhat" for product "Enterprise Linux Server Aus" and version "5.3"
-
Affected
Redhat
Search vendor "Redhat"
Enterprise Linux Workstation
Search vendor "Redhat" for product "Enterprise Linux Workstation"
4.0
Search vendor "Redhat" for product "Enterprise Linux Workstation" and version "4.0"
-
Affected
Redhat
Search vendor "Redhat"
Enterprise Linux Workstation
Search vendor "Redhat" for product "Enterprise Linux Workstation"
5.0
Search vendor "Redhat" for product "Enterprise Linux Workstation" and version "5.0"
-
Affected
Vmware
Search vendor "Vmware"
Vcenter Server
Search vendor "Vmware" for product "Vcenter Server"
4.0
Search vendor "Vmware" for product "Vcenter Server" and version "4.0"
-
Affected
Vmware
Search vendor "Vmware"
Esxi
Search vendor "Vmware" for product "Esxi"
4.0
Search vendor "Vmware" for product "Esxi" and version "4.0"
-
Affected