CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
3.8 | $0-$5k | 0.00 |
A vulnerability classified as problematic has been found in Linux Kernel (Operating System). Affected is an unknown code block. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. CVE summarizes:
choose_new_parent in Linux kernel before 2.6.11.12 includes certain debugging code, which allows local users to cause a denial of service (panic) by causing certain circumstances involving termination of a parent process.
The bug was discovered 05/24/2006. The weakness was shared 05/18/2006 as Bug 127302 as not defined bug report (Bugzilla). The advisory is available at bugzilla.redhat.com. This vulnerability is traded as CVE-2006-1855 since 04/19/2006. The exploitability is told to be easy. Local access is required to approach this attack. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available.
The vulnerability was handled as a non-public zero-day exploit for at least 442 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 21997 (CentOS 4 : kernel (CESA-2006:0493)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165140 (SUSE Security Update for kernel (SUSE-SA:2006:042)).
Upgrading to version 2.6.11.12 eliminates this vulnerability. A possible mitigation has been published 6 days after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at X-Force (30117) and Tenable (21997). The entries 1833, 2134, 2178 and 2224 are related to this item.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.0VulDB Meta Temp Score: 3.8
VulDB Base Score: 4.0
VulDB Temp Score: 3.8
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Denial of serviceCWE: CWE-404
ATT&CK: Unknown
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 21997
Nessus Name: CentOS 4 : kernel (CESA-2006:0493)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 57408
OpenVAS Name: Debian Security Advisory DSA 1184-1 (kernel-source-2.6.8)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: Kernel 2.6.11.12
Timeline
03/02/2005 🔍04/19/2006 🔍
05/18/2006 🔍
05/18/2006 🔍
05/18/2006 🔍
05/24/2006 🔍
05/24/2006 🔍
05/24/2006 🔍
05/29/2006 🔍
07/05/2006 🔍
03/12/2015 🔍
06/19/2019 🔍
Sources
Vendor: kernel.orgAdvisory: Bug 127302
Status: Not defined
Confirmation: 🔍
CVE: CVE-2006-1855 (🔍)
OVAL: 🔍
X-Force: 30117
Vulnerability Center: 11677 - Linux Kernel Denial of Service in choose_new_parent, Medium
SecurityFocus: 18099 - Linux Kernel Choose_New_Parent Local Denial of Service Vulnerability
Secunia: 20237
OSVDB: 25745 - CVE-2006-1855 - Linux - Denial of Service Issue
See also: 🔍
Entry
Created: 03/12/2015 12:19Updated: 06/19/2019 14:38
Changes: 03/12/2015 12:19 (79), 06/19/2019 14:38 (7)
Complete: 🔍
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