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Vulnerability Details : CVE-2012-1097

The regset (aka register set) feature in the Linux kernel before 3.2.10 does not properly handle the absence of .get and .set methods, which allows local users to cause a denial of service (NULL pointer dereference) or possibly have unspecified other impact via a (1) PTRACE_GETREGSET or (2) PTRACE_SETREGSET ptrace call.
Publish Date : 2012-05-17 Last Update Date : 2020-07-27
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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 Service
CWE ID 476

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat moderate
4.9
AV:L/AC:L/Au:N/C:N/I:N/A:C 2012-03-02 2012-03-03
If you are a vendor and you have additional data which can be automatically imported into our database, please contact admin @ cvedetails.com

- Related OVAL Definitions

Title Definition Id Class Family
DEPRECATED: ELSA-2012-0481 -- kernel security, bug fix, and enhancement update (moderate) oval:org.mitre.oval:def:26931 unix
DSA-2443-1 linux-2.6 -- privilege escalation/denial of service oval:org.mitre.oval:def:15254 unix
ELSA-2012-2007 -- Unbreakable Enterprise kernel security and bug fix update (moderate) oval:org.mitre.oval:def:27249 unix
ELSA-2012-2008 -- Unbreakable Enterprise kernel security and bug fix update (moderate) oval:org.mitre.oval:def:27672 unix
ELSA-2012:0481: kernel security, bug fix, and enhancement update (Moderate) oval:org.mitre.oval:def:23669 unix
RHSA-2012:0481: kernel security, bug fix, and enhancement update (Moderate) oval:org.mitre.oval:def:21451 unix
RHSA-2012:0481: kernel security, bug fix, and enhancement update (Moderate) oval:com.redhat.rhsa:def:20120481 unix
USN-1446-1 -- Linux kernel (OMAP4) vulnerabilities oval:org.mitre.oval:def:26994 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-2012-1097

# Product Type Vendor Product Version Update Edition Language
1 OS Linux Linux Kernel * * * * Version Details Vulnerabilities
2 OS Redhat Enterprise Linux 4.0 * * * Version Details Vulnerabilities
3 OS Redhat Enterprise Mrg 2.0 * * * Version Details Vulnerabilities
4 OS Suse Linux Enterprise Desktop 11 SP2 * * Version Details Vulnerabilities
5 OS Suse Linux Enterprise Desktop 11 SP1 * * Version Details Vulnerabilities
6 OS Suse Linux Enterprise High Availability Extension 11 SP1 * * Version Details Vulnerabilities
7 OS Suse Linux Enterprise High Availability Extension 11 SP2 * * Version Details Vulnerabilities
8 OS Suse Linux Enterprise Server 11 SP2 * * Version Details Vulnerabilities
9 OS Suse Linux Enterprise Server 11 SP2 * * Version Details Vulnerabilities
10 OS Suse Linux Enterprise Server 11 SP1 * * Version Details Vulnerabilities
11 OS Suse Linux Enterprise Server 11 SP1 * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Linux Linux Kernel 1
Redhat Enterprise Linux 1
Redhat Enterprise Mrg 1
Suse Linux Enterprise Desktop 2
Suse Linux Enterprise High Availability Extension 2
Suse Linux Enterprise Server 4

- References For CVE-2012-1097

http://rhn.redhat.com/errata/RHSA-2012-0481.html
REDHAT RHSA-2012:0481
https://bugzilla.redhat.com/show_bug.cgi?id=799209 CONFIRM
http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html
SUSE SUSE-SU-2012:0616
http://secunia.com/advisories/48842
SECUNIA 48842
http://secunia.com/advisories/48964
SECUNIA 48964
http://secunia.com/advisories/48898
SECUNIA 48898
http://www.openwall.com/lists/oss-security/2012/03/05/1
MLIST [oss-security] 20120305 CVE-2012-1097 kernel: regset: Prevent null pointer reference on readonly regsets
https://github.com/torvalds/linux/commit/c8e252586f8d5de906385d8cf6385fee289a825e CONFIRM
http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html
SUSE SUSE-SU-2012:0554
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c8e252586f8d5de906385d8cf6385fee289a825e CONFIRM
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.10 CONFIRM
http://rhn.redhat.com/errata/RHSA-2012-0531.html
REDHAT RHSA-2012:0531

- Metasploit Modules Related To CVE-2012-1097

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


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