CVE-2009-3527
FreeBSD 6.4 - 'pipeclose()'/'knlist_cleardel()' Race Condition
Severity Score
6.9
*CVSS v2
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
2
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Race condition in the Pipe (IPC) close function in FreeBSD 6.3 and 6.4 allows local users to cause a denial of service (crash) or gain privileges via vectors related to kqueues, which triggers a use after free, leading to a NULL pointer dereference or memory corruption.
Condición de carrera en la función Close Pipe (IPC)en FreeBSD v6.3 y v6.4, permite a usuarios locales provocar una denegación de servicio (caída) u obtener privilegios a través de vectores relacionados con "kqueues", lo que provoca una liberación después del uso , aprovechando una deferencia a puntero NULL o una corrupción de memoria.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2009-10-02 CVE Reserved
- 2009-10-06 CVE Published
- 2009-10-08 First Exploit
- 2024-09-17 CVE Updated
- 2024-09-17 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CAPEC
References (6)
URL | Tag | Source |
---|---|---|
http://osvdb.org/58544 | Vdb Entry |
URL | Date | SRC |
---|---|---|
https://www.exploit-db.com/exploits/9859 | 2009-10-08 | |
http://www.securityfocus.com/archive/1/506449 | 2024-09-17 |
URL | Date | SRC |
---|---|---|
http://security.freebsd.org/advisories/FreeBSD-SA-09:13.pipe.asc | 2009-10-07 | |
http://www.securityfocus.com/bid/36375 | 2009-10-07 | |
http://www.securitytracker.com/id?1022982 | 2009-10-07 |
URL | Date | SRC |
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Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 6.3 Search vendor "Freebsd" for product "Freebsd" and version "6.3" | - |
Affected
| ||||||
Freebsd Search vendor "Freebsd" | Freebsd Search vendor "Freebsd" for product "Freebsd" | 6.4 Search vendor "Freebsd" for product "Freebsd" and version "6.4" | - |
Affected
|