Published: 30/09/2010 Updated: 13/02/2023

CVSS v2 Base Score: 2.1 | Impact Score: 2.9 | Exploitability Score: 3.9

VMScore: 187

Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N

The cxgb_extension_ioctl function in drivers/net/cxgb3/cxgb3_main.c in the Linux kernel prior to 2.6.36-rc5 does not properly initialize a certain structure member, which allows local users to obtain potentially sensitive information from kernel stack memory via a CHELSIO_GET_QSET_NUM ioctl call.

Vulnerable Product	Search on Vulmon	Subscribe to Product
linux linux kernel 2.6.36
linux linux kernel
suse linux enterprise desktop 11
opensuse opensuse 11.1
suse linux enterprise server 11
suse linux enterprise real time extension 11
debian debian linux 5.0
canonical ubuntu linux 10.10
canonical ubuntu linux 9.10
canonical ubuntu linux 10.04

Multiple kernel flaws ...

An attacker could send crafted input to the kernel and cause it to crash ...

Multiple kernel flaws ...

Multiple kernel flaws have been fixed ...

Multiple security flaws in Linux kernel ...

Ubuntu Security Notice 1202-1 - Dan Rosenberg discovered that several network ioctls did not clear kernel memory correctly A local user could exploit this to read kernel stack memory, leading to a loss of privacy Brad Spengler discovered that stack memory for new a process was not correctly calculated A local attacker could exploit this to crash ...

CWE-200 http://www.openwall.com/lists/oss-security/2010/09/14/7 http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.36-rc5 https://bugzilla.redhat.com/show_bug.cgi?id=633149 http://lkml.org/lkml/2010/9/11/170 http://www.openwall.com/lists/oss-security/2010/09/14/2 http://secunia.com/advisories/41440 http://www.securityfocus.com/bid/43221 http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00003.html http://www.debian.org/security/2010/dsa-2126 http://www.ubuntu.com/usn/USN-1041-1 http://secunia.com/advisories/42758 http://www.vupen.com/english/advisories/2011/0070 http://secunia.com/advisories/42884 http://www.redhat.com/support/errata/RHSA-2011-0017.html http://www.vupen.com/english/advisories/2011/0298 http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00000.html http://secunia.com/advisories/46397 http://www.vmware.com/security/advisories/VMSA-2011-0012.html http://www.securityfocus.com/archive/1/520102/100/0/threaded http://git.kernel.org/?p=linux/kernel/git/davem/net-2.6.git%3Ba=commit%3Bh=49c37c0334a9b85d30ab3d6b5d1acb05ef2ef6de https://nvd.nist.gov https://packetstormsecurity.com/files/105078/Ubuntu-Security-Notice-USN-1202-1.html https://usn.ubuntu.com/1072-1/

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CVE-2010-3296

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