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CVE-2020-10767

Published: Sep 15, 2020Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-440
5.5MEDIUM
NVD MITRE
EPSS Score
0.4%
Top 71.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

A flaw was found in the Linux kernel before 5.8-rc1 in the implementation of the Enhanced IBPB (Indirect Branch Prediction Barrier). The IBPB mitigation will be disabled when STIBP is not available or when the Enhanced Indirect Branch Restricted Speculation (IBRS) is available. This flaw allows a local attacker to perform a Spectre V2 style attack when this configuration is active. The highest threat from this vulnerability is to confidentiality.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:HI:NA:N
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-440NVD-CWE-noinfo

Affected Products

Novell Inc.
commercial·US
SUSE Linux Enterprise Server for SAP ApplicationsOn-premOS
Operating Systems / linux-distro
SUSE Enterprise StorageOn-prem
Operating Systems / linux-distro
SUSE Linux Enterprise High AvailabilityOn-prem
Operating Systems / linux-distro
SUSE OpenStack CloudOn-prem
Operating Systems / linux-distro
SUSE Linux Enterprise Software Development KitOn-prem
Operating Systems / linux-distro
HPE Helion OpenstackOn-prem
Operating Systems / linux-distro
SUSE Linux Enterprise Live PatchingOn-prem
Operating Systems / linux-distro
linux
oss-projectaka the linux kernel
linux kernelOn-premOS
Operating Systems
Linux Kernel
oss-projectaka linux-kernel, linux
kernelOn-prem
Operating Systems / linux-distro
Red Hat Inc.
commercial·USaka red hat
Red Hat Enterprise LinuxOn-premOS
Operating Systems / linux-distro
ООО «РусБИТех-Астра»
commercial·RUaka rusbitech-astra
Astra Linux Special Edition для «Эльбрус»On-premOS
Operating Systems / linux-distro
АО «НППКТ»
commercial·RU
ОСОН ОСнова ОnyxOn-premOS
Operating Systems / linux-distro
and 2 more affected products View all →

Exploitability

Official Patch Available
Is your org exposed to CVE-2020-10767?We can run the check for you — a free external exposure review, no install. Check my exposure

References

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10767
bugzilla.redhat.com
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=21998a351512eba4ed5969006f0c55882d995ada
git.kernel.org
https://access.redhat.com/security/cve/cve-2020-10767
access.redhat.com
and 30 more references View all →
News mentions
Could not load news mentions.

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