CVE-2010-4081: Low severity Linux Linux kernel vulnerability
Description of problem: The SNDRVHDSPIOCTLGETCONFIGINFO ioctl in hdspm.c allows unprivileged users to read uninitialized kernel stack memory, because several fields of the hdspmconfiginfo structs declared on the stack are not altered or zeroed before being copied back to the user.
Reference: http://www.openwall.com/lists/oss-security/2010/10/06/6 http://lkml.org/lkml/2010/9/25/41
Acknowledgements:
Red Hat would like to thank Dan Rosenberg for reporting this issue.
Other sources
The sndhdspmhwdepioctl function in sound/pci/rme9652/hdspm.c in the ...
— Debian
Affected Software
Remediation
Patch Available
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Event History
Frequently Asked Questions
What is the severity of CVE-2010-4081?
CVE-2010-4081 is considered a medium severity vulnerability due to the potential exposure of uninitialized kernel stack memory.
How do I fix CVE-2010-4081?
To fix CVE-2010-4081, upgrade to a patched version of the Linux kernel that addresses the uninitialized memory read issue.
Which software versions are affected by CVE-2010-4081?
CVE-2010-4081 affects Linux kernel versions up to 2.6.36 and various specific versions of openSUSE and SUSE Linux Enterprise.
What type of vulnerability is CVE-2010-4081?
CVE-2010-4081 is an information disclosure vulnerability that allows unprivileged users to read sensitive data from the kernel memory.
Can CVE-2010-4081 be exploited remotely?
CVE-2010-4081 requires local access to the system for exploitation, making it less of a remote threat.