7.2
HIGH
CVE-2009-2767
Linux kernel POSIX Timers NULL Pointer Dereference RCE
Description

The init_posix_timers function in kernel/posix-timers.c in the Linux kernel before 2.6.31-rc6 allows local users to cause a denial of service (OOPS) or possibly gain privileges via a CLOCK_MONOTONIC_RAW clock_nanosleep call that triggers a NULL pointer dereference.

INFO

Published Date :

Aug. 14, 2009, 3:16 p.m.

Last Modified :

Nov. 21, 2024, 1:05 a.m.

Remotely Exploitable :

No

Impact Score :

10.0

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2009-2767 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Linux linux_kernel
2 Linux kernel

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2009-2767 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2009-2767 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=70d715fd0597f18528f389b5ac59102263067744
    Added Reference http://lkml.org/lkml/2009/8/4/28
    Added Reference http://lkml.org/lkml/2009/8/4/40
    Added Reference http://secunia.com/advisories/36200
    Added Reference http://secunia.com/advisories/37105
    Added Reference http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.31-rc6
    Added Reference http://www.openwall.com/lists/oss-security/2009/08/06/2
    Added Reference http://www.ubuntu.com/usn/USN-852-1
    Added Reference http://www.vupen.com/english/advisories/2009/2197
    Added Reference https://exchange.xforce.ibmcloud.com/vulnerabilities/52317
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference MITRE http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=70d715fd0597f18528f389b5ac59102263067744 [No types assigned]
    Removed Reference MITRE http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=70d715fd0597f18528f389b5ac59102263067744
  • CVE Modified by [email protected]

    Aug. 17, 2017

    Action Type Old Value New Value
    Removed Reference http://xforce.iss.net/xforce/xfdb/52317 [No Types Assigned]
    Added Reference https://exchange.xforce.ibmcloud.com/vulnerabilities/52317 [No Types Assigned]
  • Initial Analysis by [email protected]

    Aug. 17, 2009

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.04 }} 0.00%

score

0.08021

percentile

CVSS2 - Vulnerability Scoring System
Access Vector
Access Complexity
Authentication
Confidentiality
Integrity
Availability