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Vulnerability Details : CVE-2008-2812

The Linux kernel before 2.6.25.10 does not properly perform tty operations, which allows local users to cause a denial of service (system crash) or possibly gain privileges via vectors involving NULL pointer dereference of function pointers in (1) hamradio/6pack.c, (2) hamradio/mkiss.c, (3) irda/irtty-sir.c, (4) ppp_async.c, (5) ppp_synctty.c, (6) slip.c, (7) wan/x25_asy.c, and (8) wireless/strip.c in drivers/net/.
Publish Date : 2008-07-09 Last Update Date : 2020-08-14
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- CVSS Scores & Vulnerability Types

CVSS Score
7.2
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of ServiceGain privileges
CWE ID 476

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat moderate 2008-04-11 2008-04-30
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- Related OVAL Definitions

Title Definition Id Class Family
CVE-2008-2812 oval:org.opensuse.security:def:20082812 unix
DSA-1630 linux-2.6 -- denial of service/information leak oval:org.mitre.oval:def:8183 unix
DSA-1630-1 fai-kernels linux-2.6 user-mode-linux - several vulnerabilities oval:org.mitre.oval:def:18465 unix
ELSA-2008:0612: kernel security and bug fix update (Important) oval:org.mitre.oval:def:22645 unix
Linux Kernel TTY Operations NULL Pointer Dereference Denial of Service Vulnerabilities oval:org.mitre.oval:def:6633 unix
RHSA-2008:0612 -- kernel security and bug fix update (Important) oval:org.mitre.oval:def:28983 unix
RHSA-2008:0612: kernel security and bug fix update (Important) oval:com.redhat.rhsa:def:20080612 unix
RHSA-2008:0665: Updated kernel packages for Red Hat Enterprise Linux 4.7 (Moderate) oval:com.redhat.rhsa:def:20080665 unix
RHSA-2008:0973: kernel security and bug fix update (Important) oval:com.redhat.rhsa:def:20080973 unix
The Linux kernel before 2.6.25.10 does not properly perform tty operations, which allows local users to cause a denial o... oval:org.mitre.oval:def:11632 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2008-2812

# Product Type Vendor Product Version Update Edition Language
1 Application Avaya Communication Manager * * * * Version Details Vulnerabilities
2 Application Avaya Expanded Meet-me Conferencing * * * * Version Details Vulnerabilities
3 Application Avaya Intuity Audix Lx 2.0 * * * Version Details Vulnerabilities
4 Application Avaya Meeting Exchange 5.0 * * * Version Details Vulnerabilities
5 Application Avaya Message Networking 3.1 * * * Version Details Vulnerabilities
6 Application Avaya Messaging Storage Server 4.0 * * * Version Details Vulnerabilities
7 Application Avaya Proactive Contact 4.0 * * * Version Details Vulnerabilities
8 Application Avaya Sip Enablement Services - * * * Version Details Vulnerabilities
9 Application Avaya Sip Enablement Services 4.0 * * * Version Details Vulnerabilities
10 OS Canonical Ubuntu Linux 6.06 * * * Version Details Vulnerabilities
11 OS Canonical Ubuntu Linux 7.04 * * * Version Details Vulnerabilities
12 OS Canonical Ubuntu Linux 7.10 * * * Version Details Vulnerabilities
13 OS Canonical Ubuntu Linux 8.04 * * * Version Details Vulnerabilities
14 OS Debian Debian Linux 4.0 * * * Version Details Vulnerabilities
15 OS Linux Linux Kernel * * * * Version Details Vulnerabilities
16 OS Novell Linux Desktop 9 * * * Version Details Vulnerabilities
17 OS Opensuse Opensuse 10.3 * * * Version Details Vulnerabilities
18 OS Opensuse Opensuse 11.0 * * * Version Details Vulnerabilities
19 OS Suse Suse Linux Enterprise Desktop 10 SP1 * * Version Details Vulnerabilities
20 OS Suse Suse Linux Enterprise Desktop 10 SP2 * * Version Details Vulnerabilities
21 OS Suse Suse Linux Enterprise Server 10 SP1 * * Version Details Vulnerabilities
22 OS Suse Suse Linux Enterprise Server 10 SP2 * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Avaya Communication Manager 1
Avaya Expanded Meet-me Conferencing 1
Avaya Intuity Audix Lx 1
Avaya Meeting Exchange 1
Avaya Message Networking 1
Avaya Messaging Storage Server 1
Avaya Proactive Contact 1
Avaya Sip Enablement Services 2
Canonical Ubuntu Linux 4
Debian Debian Linux 1
Linux Linux Kernel 1
Novell Linux Desktop 1
Opensuse Opensuse 2
Suse Suse Linux Enterprise Desktop 2
Suse Suse Linux Enterprise Server 2

- References For CVE-2008-2812

http://www.redhat.com/support/errata/RHSA-2008-0973.html
REDHAT RHSA-2008:0973
http://www.redhat.com/support/errata/RHSA-2008-0665.html
REDHAT RHSA-2008:0665
http://www.redhat.com/support/errata/RHSA-2008-0612.html
REDHAT RHSA-2008:0612
http://secunia.com/advisories/31341
SECUNIA 31341
http://lists.opensuse.org/opensuse-security-announce/2008-07/msg00007.html
SUSE SUSE-SA:2008:035
http://secunia.com/advisories/31229
SECUNIA 31229
http://lists.opensuse.org/opensuse-security-announce/2008-07/msg00009.html
SUSE SUSE-SA:2008:037
http://support.avaya.com/elmodocs2/security/ASA-2008-365.htm CONFIRM
http://secunia.com/advisories/31685
SECUNIA 31685
http://secunia.com/advisories/31551
SECUNIA 31551
http://www.debian.org/security/2008/dsa-1630
DEBIAN DSA-1630
http://secunia.com/advisories/31048
SECUNIA 31048
http://lists.opensuse.org/opensuse-security-announce/2008-11/msg00001.html
SUSE SUSE-SR:2008:025
http://secunia.com/advisories/32759
SECUNIA 32759
http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00000.html
SUSE SUSE-SA:2008:047
http://www.securityfocus.com/bid/30076
BID 30076 Linux Kernel TTY Operations NULL Pointer Dereference Denial of Service Vulnerabilities Release Date:2009-10-16
http://secunia.com/advisories/31202
SECUNIA 31202
http://lists.opensuse.org/opensuse-security-announce/2008-07/msg00012.html
SUSE SUSE-SA:2008:038
http://secunia.com/advisories/31614
SECUNIA 31614
http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.25.10 CONFIRM
http://www.openwall.com/lists/oss-security/2008/07/03/2
MLIST [oss-security] 20080703 2.6.25.10 security fixes, please assign CVE id
http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.25.y.git;a=commitdiff;h=2a739dd53ad7ee010ae6e155438507f329dce788 CONFIRM
http://secunia.com/advisories/33201
SECUNIA 33201
http://secunia.com/advisories/32103
SECUNIA 32103
http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00003.html
SUSE SUSE-SA:2008:049
http://www.vupen.com/english/advisories/2008/2063/references
VUPEN ADV-2008-2063
http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00008.html
SUSE SUSE-SA:2008:052
http://secunia.com/advisories/32370
SECUNIA 32370
http://secunia.com/advisories/30982
SECUNIA 30982
https://exchange.xforce.ibmcloud.com/vulnerabilities/43687
XF kernel-tty-dos(43687)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6633
OVAL oval:org.mitre.oval:def:6633
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11632
OVAL oval:org.mitre.oval:def:11632
https://usn.ubuntu.com/637-1/
UBUNTU USN-637-1

- Metasploit Modules Related To CVE-2008-2812

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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