SB2009092202 - Resource management errors in Linux kernel x86 kvm
Published: September 22, 2009
Security Bulletin ID
SB2009092202
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Resource management errors (CVE-ID: CVE-2009-3290)
CWE-ID: CWE-399 - Resource Management Errors
CVSSv4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a local user to execute arbitrary code.
The vulnerability exists due to resource management errors error within the kvm_emulate_hypercall() function in arch/x86/kvm/x86.c. A local user can execute arbitrary code.
Remediation
Install update from vendor's website.
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=07708c4af1346ab1521b26a202f438366b7bcffd
- http://patchwork.kernel.org/patch/38926/
- http://secunia.com/advisories/37105
- http://www.openwall.com/lists/oss-security/2009/09/18/1
- http://www.openwall.com/lists/oss-security/2009/09/21/1
- http://www.openwall.com/lists/oss-security/2009/09/22/8
- http://www.redhat.com/support/errata/RHSA-2009-1465.html
- http://www.ubuntu.com/usn/USN-852-1
- https://bugzilla.redhat.com/show_bug.cgi?id=524124
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11328