Description
net/core/ethtool.c in the Linux kernel before 2.6.36 does not initialize certain data structures, which allows local users to obtain potentially sensitive information from kernel heap memory by leveraging the CAP_NET_ADMIN capability for an ethtool ioctl call.
CVSS breakdown
CVSS 3.1
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Affected products
- Canonical / Ubuntu Linux8.04 – 8.04
- Linux / Linux kernel2.6.36
- VMware / esx4.0 – 4.0
- VMware / esx4.1 – 4.1
References
- VENDOR_ADVISORYhttp://www.ubuntu.com/usn/USN-1146-1
- MISChttp://www.securityfocus.com/bid/45972
- MAILING_LISThttp://openwall.com/lists/oss-security/2011/01/24/9
- MISChttp://www.securityfocus.com/archive/1/520102/100/0/threaded
- VENDOR_ADVISORYhttp://secunia.com/advisories/46397
- MAILING_LISThttp://openwall.com/lists/oss-security/2011/01/25/4
- MAILING_LISThttp://openwall.com/lists/oss-security/2011/01/25/3
- VENDOR_ADVISORYhttp://www.vmware.com/security/advisories/VMSA-2011-0012.html
- MAILING_LISThttp://openwall.com/lists/oss-security/2011/01/25/5
- MISChttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b00916b189d13a615ff05c9242201135992fcda3
- MISChttp://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36
- MAILING_LISThttp://openwall.com/lists/oss-security/2011/01/28/1
- MISChttps://bugzilla.redhat.com/show_bug.cgi?id=672428
- MISChttps://lkml.org/lkml/2010/10/7/297