HIGH
xen: xsa292: insufficient TLB flushing when using PCID
Published Oct 8, 2019
8.8
HIGHCVSS 3.1
EPSS 0.35%
Description
An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges because of an incompatibility between Process Context Identifiers (PCID) and TLB flushes.
Affected products
No data.
Configuration 2
OR
- 9.0
- 10.0
No data.
Red Hat Enterprise Linux 5
xen
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | xen | Will not fix | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
References (9)
- http://www.openwall.com/lists/oss-security/2019/10/25/5 mailing-listx_refsource_MLISTMailing List
- http://xenbits.xen.org/xsa/advisory-292.html x_refsource_CONFIRMPatchVendor Advisory
- https://access.redhat.com/security/cve/CVE-2019-17346 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1679326 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2019-17346
- https://seclists.org/bugtraq/2020/Jan/21 mailing-listx_refsource_BUGTRAQMailing ListThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2019-17346
- https://www.debian.org/security/2020/dsa-4602 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- https://xenbits.xen.org/xsa/advisory-292.html x_refsource_MISCVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2019/10/25/5 | mailing-listx_refsource_MLISTMailing List | |
| http://xenbits.xen.org/xsa/advisory-292.html | x_refsource_CONFIRMPatchVendor Advisory | |
| https://access.redhat.com/security/cve/CVE-2019-17346 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1679326 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2019-17346 | ||
| https://seclists.org/bugtraq/2020/Jan/21 | mailing-listx_refsource_BUGTRAQMailing ListThird Party Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2019-17346 | ||
| https://www.debian.org/security/2020/dsa-4602 | vendor-advisoryx_refsource_DEBIANThird Party Advisory | |
| https://xenbits.xen.org/xsa/advisory-292.html | x_refsource_MISCVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Oct 8, 2019
Updated Aug 5, 2024
Reserved Oct 7, 2019
Link CVE-2019-17346
CISA Vulnrichment
Updated n/a