VDB
CVE-2015-7972
CVE-2015-7972
PUBLISHED
The (1) libxl_set_memory_target function in tools/libxl/libxl.c and (2) libxl__build_post function in tools/libxl/libxl_dom.c in Xen 3.4.x through 4.6.x do not properly calculate the balloon size when using the populate-on-demand (PoD) system, which allows local HVM guest users to cause a denial of service (guest crash) via unspecified vectors related to "heavy memory pressure."
EPSS 0.07% · 22.2th percentile
Risk Scores
EPSS Score
0.07%
22.2th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:14.04:LTS | xen | 0, 4.3.0-1ubuntu1, 4.3.0-1ubuntu2 |
Timeline
- Oct 30, 2015 CVE Published
- Feb 4, 2022 EPSS Score
- Mar 29, 2022 EPSS Score
- May 20, 2022 EPSS Score
- Jul 12, 2022 EPSS Score
- Sep 3, 2022 EPSS Score
- Oct 26, 2022 EPSS Score
- Dec 18, 2022 EPSS Score
- Feb 8, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
- Apr 2, 2023 EPSS Score
- May 25, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2015-7972 third-party-advisory
- http://xenbits.xen.org/xsa/advisory-153.html third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2015-7972 third-party-advisory