CVE-2019-17347
published 2019-10-08CVE-2019-17347: 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 a guest can manipulate its…
PriorityP335high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.35%
27.5th percentile
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 a guest can manipulate its virtualised %cr4 in a way that is incompatible with Linux (and possibly other guest kernels).
Affected
8 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| debian | xen | < xen 4.11.1+92-g6c33308a8d-1 (bookworm) | xen 4.11.1+92-g6c33308a8d-1 (bookworm) |
| xen | xen | >= 0 < 4.11.1+92-g6c33308a8d-1 | 4.11.1+92-g6c33308a8d-1 |
| xen | xen | >= 0 < 4.11.1+92-g6c33308a8d-1 | 4.11.1+92-g6c33308a8d-1 |
| xen | xen | >= 0 < 4.11.1+92-g6c33308a8d-1 | 4.11.1+92-g6c33308a8d-1 |
| xen | xen | >= 0 < 4.11.1+92-g6c33308a8d-1 | 4.11.1+92-g6c33308a8d-1 |
| xen | xen | 4.1.0 – 4.11.2 | — |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv2.04.6MEDIUMAV:L/AC:L/Au:N/C:P/I:P/A:P
osv7.8HIGH
vendor_debian7.8HIGH
vendor_redhat7.8HIGH
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Red Hat
xen: x86: PV kernel context switch corruption leading to Dos or privileges escalation
vendor_redhat·2019-10-31·CVSS 7.8
CVE-2019-17347 [HIGH] xen: x86: PV kernel context switch corruption leading to Dos or privileges escalation
xen: x86: PV kernel context switch corruption leading to Dos or privileges escalation
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 a guest can manipulate its virtualised %cr4 in a way that is incompatible with Linux (and possibly other guest kernels).
Package: kernel-xen (Red Hat Enterprise Linux 5) - Not affected
Debian
CVE-2019-17347: xen - An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to ...
vendor_debian·2019·CVSS 7.8
CVE-2019-17347 [HIGH] CVE-2019-17347: xen - An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to ...
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 a guest can manipulate its virtualised %cr4 in a way that is incompatible with Linux (and possibly other guest kernels).
Scope: local
bookworm: resolved (fixed in 4.11.1+92-g6c33308a8d-1)
bullseye: resolved (fixed in 4.11.1+92-g6c33308a8d-1)
forky: resolved (fixed in 4.11.1+92-g6c33308a8d-1)
sid: resolved (fixed in 4.11.1+92-g6c33308a8d-1)
trixie: resolved (fixed in 4.11.1+92-g6c33308a8d-1)
GHSA
GHSA-34w6-68wc-gx7h: An issue was discovered in Xen through 4
ghsa_unreviewed·2022-05-24
CVE-2019-17347 [HIGH] CWE-20 GHSA-34w6-68wc-gx7h: An issue was discovered in Xen through 4
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 a guest can manipulate its virtualised %cr4 in a way that is incompatible with Linux (and possibly other guest kernels).
OSV
CVE-2019-17347: An issue was discovered in Xen through 4
osv·2019-10-08·CVSS 7.8
CVE-2019-17347 [HIGH] CVE-2019-17347: An issue was discovered in Xen through 4
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 a guest can manipulate its virtualised %cr4 in a way that is incompatible with Linux (and possibly other guest kernels).
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2019-17347 xen: x86: PV kernel context switch corruption leading to Dos or privileges escalation
bugzilla·2019-11-12·CVSS 7.8
CVE-2019-17347 [HIGH] CVE-2019-17347 xen: x86: PV kernel context switch corruption leading to Dos or privileges escalation
CVE-2019-17347 xen: x86: PV kernel context switch corruption leading to Dos or privileges escalation
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 a guest can manipulate its virtualised %cr4 in a way that is incompatible with Linux (and possibly other guest kernels).
Upstream issue and patch:
https://xenbits.xen.org/xsa/advisory-293.html
Discussion:
Created xen tracking bugs for this issue:
Affects: fedora-all [bug 1771445]
Bugzilla
CVE-2019-17347 xen: x86: PV kernel context switch corruption leading to Dos or privileges escalation [fedora-all]
bugzilla·2019-11-12·CVSS 7.8
CVE-2019-17347 [HIGH] CVE-2019-17347 xen: x86: PV kernel context switch corruption leading to Dos or privileges escalation [fedora-all]
CVE-2019-17347 xen: x86: PV kernel context switch corruption leading to Dos or privileges escalation [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue
http://www.openwall.com/lists/oss-security/2019/10/25/8http://xenbits.xen.org/xsa/advisory-293.htmlhttps://seclists.org/bugtraq/2020/Jan/21https://www.debian.org/security/2020/dsa-4602https://xenbits.xen.org/xsa/advisory-293.htmlhttp://www.openwall.com/lists/oss-security/2019/10/25/8http://xenbits.xen.org/xsa/advisory-293.htmlhttps://seclists.org/bugtraq/2020/Jan/21https://www.debian.org/security/2020/dsa-4602https://xenbits.xen.org/xsa/advisory-293.html
2019-10-08
Published