Hypercall Vulnerability in Xen Virtualization Platform Impacting Various Versions
CVE-2012-3495
Currently unrated
What is CVE-2012-3495?
The physdev_get_free_pirq hypercall in Xen 4.1.x and Citrix XenServer versions earlier than 6.0.3 has a flaw where the return value from the get_free_pirq function is used as an array index without the appropriate error checks. This oversight could enable a malicious guest operating system user to cause a denial of service by writing to invalid memory locations, potentially leading to a host crash. In certain circumstances, this vulnerability might also allow attackers to escalate their privileges through various unspecified vectors, posing a significant risk to system security.
Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.
Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.