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cve[email protected]CVE-2019-17346
HistoryOct 08, 2019 - 1:15 a.m.

CVE-2019-17346

2019-10-0801:15:10
CWE-20
[email protected]
web.nvd.nist.gov
54
cve-2019-17346
xen
x86
pv guest
denial of service
privilege escalation
pcid
tlb flushes
nvd

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

8.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

8.3 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

14.2%

JSON

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 configurations

NVD
Node
xenxenRange≤4.11.2
Node
debiandebian_linuxMatch9.0
OR
debiandebian_linuxMatch10.0
CPENameOperatorVersion
xen:xenxenle4.11.2

Related

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osv
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2019-11-12 12:07:59
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Xen Project Process Context Identifiers TLB Flushing Multiple Vulnerabilities (XSA-292)
2019-03-15 00:00:00
SUSE SLES12 Security Update : xen (SUSE-SU-2019:2783-1)
2019-10-28 00:00:00
SUSE SLES11 Security Update : xen (SUSE-SU-2019:14199-1)
2021-06-10 00:00:00
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SUSE: Security Advisory (SUSE-SU-2019:2783-1)
2021-04-19 00:00:00
SUSE: Security Advisory (SUSE-SU-2019:14199-1)
2021-06-09 00:00:00
SUSE: Security Advisory (SUSE-SU-2019:2769-1)
2021-04-19 00:00:00
debian
debian
[SECURITY] [DSA 4602-1] xen security update
2020-01-13 22:27:39

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

8.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

8.3 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

14.2%

JSON
Related for CVE-2019-17346
osv1nvd1redhatcve1nessus8ubuntucve1xen1debiancve1symantec1prion1cvelist1openvas4debian1