CVE-2007-5498

Description

The Xen hypervisor block backend driver for Linux kernel 2.6.18, when running on a 64-bit host with a 32-bit paravirtualized guest, allows local privileged users in the guest OS to cause a denial of service (host OS crash) via a request that specifies a large number of blocks.

Category

4.9
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.05%
Vendor Advisory redhat.com Vendor Advisory ubuntu.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/29082 vdb entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9452 vdb entry signature
https://bugzilla.redhat.com/show_bug.cgi?id=369531 patch
http://secunia.com/advisories/30116 third party advisory
http://www.redhat.com/support/errata/RHSA-2008-0233.html vendor advisory
http://secunia.com/advisories/32918 third party advisory
http://www.ubuntu.com/usn/usn-679-1 vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/42274 vdb entry

Frequently Asked Questions

What is the severity of CVE-2007-5498?
CVE-2007-5498 has been scored as a medium severity vulnerability.
How to fix CVE-2007-5498?
To fix CVE-2007-5498, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2007-5498 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2007-5498 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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