Improper input validation in Linux kernel - CVE-2010-0730
Published: May 12, 2010 / Updated: October 10, 2018
Vulnerability identifier: #VU92825
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2010-0730
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
The MMIO instruction decoder in the Xen hypervisor in the Linux kernel 2.6.18 in Red Hat Enterprise Linux (RHEL) 5 allows guest OS users to cause a denial of service (32-bit guest OS crash) via vectors that trigger an unspecified instruction emulation. Per: http://secunia.com/advisories/39649 'Successful exploitation requires a 32bit system and access to an MMIO region.'
How to mitigate CVE-2010-0730
Install update from vendor's repository.
Sources
- http://secunia.com/advisories/39649
- http://secunia.com/advisories/43315
- http://support.avaya.com/css/P8/documents/100088287
- http://www.openwall.com/lists/oss-security/2010/05/07/1
- http://www.redhat.com/support/errata/RHSA-2010-0398.html
- http://www.securityfocus.com/archive/1/516397/100/0/threaded
- http://www.securityfocus.com/bid/39979
- http://www.vmware.com/security/advisories/VMSA-2011-0003.html
- https://bugzilla.redhat.com/show_bug.cgi?id=572971
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11430