The processcompl_compat function in drivers/usb/core/devio.c in Linux kernel 2.6.x through...
Vulnerability Description
The processcompl_compat function in drivers/usb/core/devio.c in Linux kernel 2.6.x through 2.6.32, and possibly other versions, does not clear the transfer buffer before returning to userspace when a USB command fails, which might make it easier for physically proximate attackers to obtain sensitive information (kernel memory).
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://lkml.org/lkml/2010/3/30/759
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10831
- http://www.redhat.com/support/errata/RHSA-2010-0723.html
- http://lwn.net/Articles/375350/
- http://www.securityfocus.com/archive/1/520102/100/0/threaded
- http://secunia.com/advisories/46397
- http://www.redhat.com/support/errata/RHSA-2010-0394.html
- http://www.openwall.com/lists/oss-security/2010/02/17/2
- http://support.avaya.com/css/P8/documents/100090459
- http://www.openwall.com/lists/oss-security/2010/02/17/1
- http://www.vmware.com/security/advisories/VMSA-2011-0012.html
- http://support.avaya.com/css/P8/documents/100113326
- http://lists.opensuse.org/opensuse-security-announce/2010-03/msg00007.html
- http://www.novell.com/linux/security/advisories/2010_23_kernel.html
- http://www.openwall.com/lists/oss-security/2010/02/18/7
- http://www.openwall.com/lists/oss-security/2010/02/18/4
- http://secunia.com/advisories/39742
- http://www.openwall.com/lists/oss-security/2010/02/19/1
- http://www.debian.org/security/2010/dsa-2053
- http://secunia.com/advisories/39830
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Weaknesses (CWE)
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MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.