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Status published
Medium
CVE-2009-2847
The do_sigaltstack function in kernel/signal.c in Linux kernel 2.4 through...
Vulnerability 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 Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://www.openwall.com/lists/oss-security/2009/08/04/1
- https://bugzilla.redhat.com/show_bug.cgi?id=515392
- http://secunia.com/advisories/37471
- http://www.ubuntu.com/usn/USN-852-1
- http://rhn.redhat.com/errata/RHSA-2009-1243.html
- http://secunia.com/advisories/36759
- http://www.vmware.com/security/advisories/VMSA-2009-0016.html
- http://www.openwall.com/lists/oss-security/2009/08/26/2
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10637
- http://www.securityfocus.com/archive/1/507985/100/0/threaded
- http://secunia.com/advisories/36562
- 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
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8405
- http://www.exploit-db.com/exploits/9352
- http://secunia.com/advisories/36501
- http://www.openwall.com/lists/oss-security/2009/08/05/1
- http://www.redhat.com/support/errata/RHSA-2009-1438.html
- http://www.vupen.com/english/advisories/2009/3316
- http://secunia.com/advisories/37105
- http://secunia.com/advisories/36136
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Affected Vendor
linux
View all reports →Affected Software
kernel, linux kernel
Vulnerable Versions:
2.6.24.7, 2.6.25.15, 0, 2.6, 2.6.0, 2.6.1, 2.6.10, 2.6.11, 2.6.11.1, 2.6.11.2, 2.6.11.3, 2.6.11.4, 2.6.11.5, 2.6.11.6, 2.6.11.7, 2.6.11.8, 2.6.11.9, 2.6.11.10, 2.6.11.11, 2.6.11.12, 2.6.12, 2.6.12.1, 2.6.12.2, 2.6.12.3, 2.6.12.4, 2.6.12.5, 2.6.12.6, 2.6.13, 2.6.13.1, 2.6.13.2, 2.6.13.3, 2.6.13.4, 2.6.13.5, 2.6.14, 2.6.14.1, 2.6.14.2, 2.6.14.3, 2.6.14.4, 2.6.14.5, 2.6.14.6, 2.6.14.7, 2.6.15, 2.6.15.1, 2.6.15.2, 2.6.15.3, 2.6.15.4, 2.6.15.5, 2.6.15.6, 2.6.15.7, 2.6.16, 2.6.16.1, 2.6.16.2, 2.6.16.3, 2.6.16.10, 2.6.16.11, 2.6.16.12, 2.6.16.13, 2.6.16.14, 2.6.16.15, 2.6.16.16, 2.6.16.17, 2.6.16.18, 2.6.16.19, 2.6.16.20, 2.6.16.21, 2.6.16.22, 2.6.16.23, 2.6.16.24, 2.6.16.25, 2.6.16.26, 2.6.16.27, 2.6.16.28, 2.6.16.29, 2.6.16.30, 2.6.16.31
Timeline
Official Publish:
August 18th, 2009
Last Modified:
August 7th, 2024
Added to House:
July 19th, 2026
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.