Vulnerability Details CVE-2009-2847
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 40.5%
CVSS Severity
CVSS v2 Score 4.9
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=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
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=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
Products affected by CVE-2009-2847
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cpe:2.3:a:linux:kernel:2.6.24.7
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cpe:2.3:a:linux:kernel:2.6.25.15
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cpe:2.3:h:linux:linux:*
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cpe:2.3:o:linux:linux_kernel:*
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cpe:2.3:o:linux:linux_kernel:2.6
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cpe:2.3:o:linux:linux_kernel:2.6.0
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cpe:2.3:o:linux:linux_kernel:2.6.1
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cpe:2.3:o:linux:linux_kernel:2.6.10
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cpe:2.3:o:linux:linux_kernel:2.6.11
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cpe:2.3:o:linux:linux_kernel:2.6.11.1
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cpe:2.3:o:linux:linux_kernel:2.6.11.10
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cpe:2.3:o:linux:linux_kernel:2.6.11.11
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cpe:2.3:o:linux:linux_kernel:2.6.11.12
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cpe:2.3:o:linux:linux_kernel:2.6.11.2
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cpe:2.3:o:linux:linux_kernel:2.6.11.3
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cpe:2.3:o:linux:linux_kernel:2.6.11.4
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cpe:2.3:o:linux:linux_kernel:2.6.11.5
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cpe:2.3:o:linux:linux_kernel:2.6.11.6
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cpe:2.3:o:linux:linux_kernel:2.6.11.7
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cpe:2.3:o:linux:linux_kernel:2.6.11.8
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cpe:2.3:o:linux:linux_kernel:2.6.11.9
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cpe:2.3:o:linux:linux_kernel:2.6.12
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cpe:2.3:o:linux:linux_kernel:2.6.12.1
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cpe:2.3:o:linux:linux_kernel:2.6.12.2
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cpe:2.3:o:linux:linux_kernel:2.6.12.3
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cpe:2.3:o:linux:linux_kernel:2.6.12.4
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cpe:2.3:o:linux:linux_kernel:2.6.12.5
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cpe:2.3:o:linux:linux_kernel:2.6.12.6
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cpe:2.3:o:linux:linux_kernel:2.6.13
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cpe:2.3:o:linux:linux_kernel:2.6.13.1
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cpe:2.3:o:linux:linux_kernel:2.6.13.2
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cpe:2.3:o:linux:linux_kernel:2.6.13.3
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cpe:2.3:o:linux:linux_kernel:2.6.13.4
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cpe:2.3:o:linux:linux_kernel:2.6.13.5
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cpe:2.3:o:linux:linux_kernel:2.6.14
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cpe:2.3:o:linux:linux_kernel:2.6.14.1
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cpe:2.3:o:linux:linux_kernel:2.6.14.2
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cpe:2.3:o:linux:linux_kernel:2.6.14.3
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cpe:2.3:o:linux:linux_kernel:2.6.14.4
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cpe:2.3:o:linux:linux_kernel:2.6.14.5
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cpe:2.3:o:linux:linux_kernel:2.6.14.6
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cpe:2.3:o:linux:linux_kernel:2.6.14.7
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cpe:2.3:o:linux:linux_kernel:2.6.15
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cpe:2.3:o:linux:linux_kernel:2.6.15.1
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cpe:2.3:o:linux:linux_kernel:2.6.15.2
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cpe:2.3:o:linux:linux_kernel:2.6.15.3
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cpe:2.3:o:linux:linux_kernel:2.6.15.4
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cpe:2.3:o:linux:linux_kernel:2.6.15.5
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cpe:2.3:o:linux:linux_kernel:2.6.15.6
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cpe:2.3:o:linux:linux_kernel:2.6.15.7
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cpe:2.3:o:linux:linux_kernel:2.6.16
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cpe:2.3:o:linux:linux_kernel:2.6.16.1
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cpe:2.3:o:linux:linux_kernel:2.6.16.10
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cpe:2.3:o:linux:linux_kernel:2.6.16.11
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cpe:2.3:o:linux:linux_kernel:2.6.16.12
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cpe:2.3:o:linux:linux_kernel:2.6.16.13
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cpe:2.3:o:linux:linux_kernel:2.6.16.14
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cpe:2.3:o:linux:linux_kernel:2.6.16.15
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cpe:2.3:o:linux:linux_kernel:2.6.16.16
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cpe:2.3:o:linux:linux_kernel:2.6.16.17
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cpe:2.3:o:linux:linux_kernel:2.6.16.18
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cpe:2.3:o:linux:linux_kernel:2.6.16.19
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cpe:2.3:o:linux:linux_kernel:2.6.16.2
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cpe:2.3:o:linux:linux_kernel:2.6.16.20
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cpe:2.3:o:linux:linux_kernel:2.6.16.21
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cpe:2.3:o:linux:linux_kernel:2.6.16.22
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cpe:2.3:o:linux:linux_kernel:2.6.16.23
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cpe:2.3:o:linux:linux_kernel:2.6.16.24
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cpe:2.3:o:linux:linux_kernel:2.6.16.25
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cpe:2.3:o:linux:linux_kernel:2.6.16.26
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cpe:2.3:o:linux:linux_kernel:2.6.16.27
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cpe:2.3:o:linux:linux_kernel:2.6.16.28
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cpe:2.3:o:linux:linux_kernel:2.6.16.29
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cpe:2.3:o:linux:linux_kernel:2.6.16.3
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cpe:2.3:o:linux:linux_kernel:2.6.16.30
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cpe:2.3:o:linux:linux_kernel:2.6.16.31