NULL Pointer Dereference Affecting xen-devel package, versions <4.10.2_04-3.9.1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-SLES150-XENDEVEL-2757259
- published14 Apr 2022
- disclosed28 Dec 2018
Introduced: 28 Dec 2018
CVE-2018-18883 (opens in a new tab)How to fix?
Upgrade SLES:15.0 xen-devel to version 4.10.2_04-3.9.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream xen-devel package and not the xen-devel package as distributed by SLES.
See How to fix? for SLES:15.0 relevant fixed versions and status.
An issue was discovered in Xen 4.9.x through 4.11.x, on Intel x86 platforms, allowing x86 HVM and PVH guests to cause a host OS denial of service (NULL pointer dereference) or possibly have unspecified other impact because nested VT-x is not properly restricted.