VDB
CVE-2019-17348
CVE-2019-17348
PUBLISHED
CVSS 6.5 MEDIUM
An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service because of an incompatibility between Process Context Identifiers (PCID) and shadow-pagetable switching.
EPSS 0.19% · 40.8th percentile
Risk Scores
CVSS 3.1
6.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
EPSS Score
0.19%
40.8th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| debian | debian_linux | 9.0, 10.0 |
| xen | xen | 0 |
| n/a | n/a | n/a |
Exploit Intelligence
- http://xenbits.xen.org/xsa/advisory-294.html (circl)
- https://xenbits.xen.org/xsa/advisory-294.html (circl)
- [oss-security] 20191025 Xen Security Advisory 294 v3 (CVE-2019-17348) - x86 shadow: Insufficient TLB flushing when using PCID (circl)
- DSA-4602 (circl)
- 20200114 [SECURITY] [DSA 4602-1] xen security update (circl)
Timeline
- Oct 8, 2019 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
References
- http://xenbits.xen.org/xsa/advisory-294.html url
- https://xenbits.xen.org/xsa/advisory-294.html url
- [oss-security] 20191025 Xen Security Advisory 294 v3 (CVE-2019-17348) - x86 shadow: Insufficient TLB flushing when using PCID mailing-list
- DSA-4602 vendor-advisory
- 20200114 [SECURITY] [DSA 4602-1] xen security update mailing-list
- https://nvd.nist.gov/vuln/detail/CVE-2019-17348 advisory