CVE-2009-2847
Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
18/08/2009
Last modified:
09/04/2025
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.
Impact
Base Score 2.0
4.90
Severity 2.0
MEDIUM
Vulnerable products and versions
| CPE | From | Up to |
|---|---|---|
| cpe:2.3:a:linux:kernel:2.6.24.7:*:*:*:*:*:*:* | ||
| cpe:2.3:a:linux:kernel:2.6.25.15:*:*:*:*:*:*:* | ||
| cpe:2.3:o:linux:linux_kernel:*:-rc5:*:*:*:*:*:* | 2.6.16.31 (including) | |
| cpe:2.3:o:linux:linux_kernel:2.6:*:*:*:*:*:*:* | ||
| cpe:2.3:o:linux:linux_kernel:2.6.0:*:*:*:*:*:*:* | ||
| cpe:2.3:o:linux:linux_kernel:2.6.1:*:*:*:*:*:*:* | ||
| cpe:2.3:o:linux:linux_kernel:2.6.10:*:*:*:*:*:*:* | ||
| cpe:2.3:o:linux:linux_kernel:2.6.11:*:*:*:*:*:*:* | ||
| cpe:2.3:o:linux:linux_kernel:2.6.11.1:*:*:*:*:*:*:* | ||
| cpe:2.3:o:linux:linux_kernel:2.6.11.2:*:*:*:*:*:*:* | ||
| cpe:2.3:o:linux:linux_kernel:2.6.11.3:*:*:*:*:*:*:* | ||
| cpe:2.3:o:linux:linux_kernel:2.6.11.4:*:*:*:*:*:*:* | ||
| cpe:2.3:o:linux:linux_kernel:2.6.11.5:*:*:*:*:*:*:* | ||
| cpe:2.3:o:linux:linux_kernel:2.6.11.6:*:*:*:*:*:*:* | ||
| cpe:2.3:o:linux:linux_kernel:2.6.11.7:*:*:*:*:*:*:* |
To consult the complete list of CPE names with products and versions, see this page
References to Advisories, Solutions, and Tools
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba%3Dcommitdiff%3Bh%3D0083fc2c50e6c5127c2802ad323adf8143ab7856
- 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
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba%3Dcommitdiff%3Bh%3D0083fc2c50e6c5127c2802ad323adf8143ab7856
- 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