Information exposure in Linux kernel - CVE-2009-2847
Published: August 19, 2009 / Updated: August 2, 2024
Vulnerability identifier: #VU95254
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2009-2847
CWE-ID: CWE-200
Exploitation vector: Local access
Exploit availability:
Public exploit is available
Vulnerability details
The vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to information exposure error within the kernel/signal.c. A local user can gain access to sensitive information.
Affected software
Linux kernel
How to mitigate CVE-2009-2847
Install update from vendor's repository.
Links to Public Exploits and PoC-codes
External References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=0083fc2c50e6c5127c2802ad323adf8143ab7856
- http://rhn.redhat.com/errata/RHSA-2009-1243.html
- http://secunia.com/advisories/36136
- http://secunia.com/advisories/36501
- http://secunia.com/advisories/36562
- http://secunia.com/advisories/36759
- http://secunia.com/advisories/37105
- http://secunia.com/advisories/37471
- http://www.exploit-db.com/exploits/9352
- http://www.openwall.com/lists/oss-security/2009/08/04/1
- http://www.openwall.com/lists/oss-security/2009/08/05/1
- http://www.openwall.com/lists/oss-security/2009/08/26/2
- http://www.redhat.com/support/errata/RHSA-2009-1438.html
- http://www.securityfocus.com/archive/1/507985/100/0/threaded
- http://www.ubuntu.com/usn/USN-852-1
- http://www.vmware.com/security/advisories/VMSA-2009-0016.html
- http://www.vupen.com/english/advisories/2009/3316
- https://bugzilla.redhat.com/show_bug.cgi?id=515392
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10637
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8405
- https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01256.html