VDB
CVE-2014-8594
CVE-2014-8594
PUBLISHED
The do_mmu_update function in arch/x86/mm.c in Xen 4.x through 4.4.x does not properly restrict updates to only PV page tables, which allows remote PV guests to cause a denial of service (NULL pointer dereference) by leveraging hardware emulation services for HVM guests using Hardware Assisted Paging (HAP).
EPSS 2.22% · 82.0th percentile
Risk Scores
EPSS Score
2.22%
82.0th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:14.04:LTS | xen | 0, 4.3.0-1ubuntu1, 4.3.0-1ubuntu3 |
Timeline
- Nov 22, 2012 CVE Published
- Feb 4, 2022 EPSS Score
- Mar 29, 2022 EPSS Score
- May 21, 2022 EPSS Score
- Sep 5, 2022 EPSS Score
- Oct 28, 2022 EPSS Score
- Dec 20, 2022 EPSS Score
- Feb 11, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
- Apr 5, 2023 EPSS Score
- Jul 20, 2023 EPSS Score
- Sep 11, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2014-8594 third-party-advisory
- http://xenbits.xen.org/xsa/advisory-109.html third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2014-8594 third-party-advisory