VDB
CVE-2015-7835
CVE-2015-7835
PUBLISHED
The mod_l2_entry function in arch/x86/mm.c in Xen 3.4 through 4.6.x does not properly validate level 2 page table entries, which allows local PV guest administrators to gain privileges via a crafted superpage mapping.
EPSS 0.43% · 34.6th percentile
Risk Scores
EPSS Score
0.43%
34.6th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:14.04:LTS | xen | 0, 4.3.0-1ubuntu2, 4.3.0-1ubuntu3 |
Timeline
- Oct 29, 2015 CVE Published
- Feb 4, 2022 EPSS Score
- Mar 29, 2022 EPSS Score
- May 21, 2022 EPSS Score
- Jul 13, 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 6, 2023 EPSS Score
- May 29, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2015-7835 third-party-advisory
- http://xenbits.xen.org/xsa/advisory-148.html third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2015-7835 third-party-advisory