CVE-2009-2847
Linux Kernel Sigaltstack Information Leak
Description
The do_sigaltstack function in kernel/signal.c in Linux kernel 2.4 through 2.4.37 and 2.6 before 2.6.31-rc5, when running on 64-bit systems, does not clear certain padding bytes from a structure, which allows local users to obtain sensitive information from the kernel stack via the sigaltstack function.
INFO
Published Date :
Aug. 18, 2009, 9 p.m.
Last Modified :
Nov. 21, 2024, 1:05 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
6.9
Exploitability Score :
3.9
Affected Products
The following products are affected by CVE-2009-2847
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.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2009-2847.
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-2009-2847 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2009-2847 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=commitdiff%3Bh=0083fc2c50e6c5127c2802ad323adf8143ab7856 Added Reference http://rhn.redhat.com/errata/RHSA-2009-1243.html Added Reference http://secunia.com/advisories/36136 Added Reference http://secunia.com/advisories/36501 Added Reference http://secunia.com/advisories/36562 Added Reference http://secunia.com/advisories/36759 Added Reference http://secunia.com/advisories/37105 Added Reference http://secunia.com/advisories/37471 Added Reference http://www.exploit-db.com/exploits/9352 Added Reference http://www.openwall.com/lists/oss-security/2009/08/04/1 Added Reference http://www.openwall.com/lists/oss-security/2009/08/05/1 Added Reference http://www.openwall.com/lists/oss-security/2009/08/26/2 Added Reference http://www.redhat.com/support/errata/RHSA-2009-1438.html Added Reference http://www.securityfocus.com/archive/1/507985/100/0/threaded Added Reference http://www.ubuntu.com/usn/USN-852-1 Added Reference http://www.vmware.com/security/advisories/VMSA-2009-0016.html Added Reference http://www.vupen.com/english/advisories/2009/3316 Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=515392 Added Reference https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10637 Added Reference https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8405 Added Reference https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01256.html -
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=commitdiff%3Bh=0083fc2c50e6c5127c2802ad323adf8143ab7856 [No types assigned] Removed Reference MITRE http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=0083fc2c50e6c5127c2802ad323adf8143ab7856 -
CVE Modified by [email protected]
Oct. 10, 2018
Action Type Old Value New Value Removed Reference http://www.securityfocus.com/archive/1/archive/1/507985/100/0/threaded [No Types Assigned] Added Reference http://www.securityfocus.com/archive/1/507985/100/0/threaded [No Types Assigned] -
CVE Modified by [email protected]
Sep. 19, 2017
Action Type Old Value New Value Removed Reference http://www.milw0rm.com/exploits/9352 [No Types Assigned] Removed Reference http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:8405 [No Types Assigned] Removed Reference http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:10637 [No Types Assigned] Added Reference https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8405 [No Types Assigned] Added Reference https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10637 [No Types Assigned] Added Reference http://www.exploit-db.com/exploits/9352 [No Types Assigned] -
Initial Analysis by [email protected]
Aug. 19, 2009
Action Type Old Value New Value
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2009-2847 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2009-2847
weaknesses.
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
0.00501
percentile