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redhatcveRedhat.comRH:CVE-2021-26401
HistoryMar 09, 2022 - 10:23 a.m.

CVE-2021-26401

2022-03-0910:23:54
redhat.com
access.redhat.com
56

1.9 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

5.6 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

0.975 High

EPSS

Percentile

100.0%

JSON

A flaw was found in hw. The speculative execution window of AMD LFENCE/JMP mitigation (MITIGATION V2-2) may be large enough to be exploited on AMD CPUs.

Mitigation

AMD recommends mitigation that uses generic retpoline.

Related

redhat 25
nessus 77
nvd 1
ubuntucve 2
prion 2
cvelist 2
f5 1
cve 2
amd 1
debiancve 1
centos 3
rosalinux 1
openvas 43
citrix 1
oraclelinux 7
veracode 1
debian 3
mageia 2
amazon 1
osv 2
cloudfoundry 1
archlinux 1
vmware 1
thn 2
ubuntu 5
ibm 1
suse 9
alpinelinux 1
redhat
redhat
(RHSA-2023:0187) Moderate: kernel security update
2023-01-17 08:48:58
(RHSA-2023:0400) Important: kernel-rt security and bug fix update
2023-01-24 09:46:52
(RHSA-2023:0399) Important: kernel security and bug fix update
2023-01-24 09:46:52
nessus
nessus
RHEL 6 : kernel (RHSA-2023:0187)
2023-01-17 00:00:00
Oracle Linux 6 : kernel (ELSA-2023-0187)
2023-10-24 00:00:00
Scientific Linux Security Update : kernel on SL7.x x86_64 (2023:0399)
2023-01-25 00:00:00
nvd
nvd
CVE-2021-26401
2022-03-11 18:15:11
ubuntucve
ubuntucve
CVE-2021-26401
2022-03-11 00:00:00
CVE-2017-5715
2018-01-03 00:00:00
prion
prion
Design/Logic Flaw
2022-03-11 18:15:00
Information disclosure
2018-01-04 13:29:00
cvelist
cvelist
CVE-2021-26401
2022-03-08 00:00:00
CVE-2017-5715
2018-01-03 00:00:00
f5
f5
K000137188 : AMD CPU vulnerability CVE-2021-26401
2023-10-09 00:00:00
cve
cve
CVE-2021-26401
2022-03-11 18:15:11
CVE-2017-5715
2018-01-04 13:29:00
amd
amd
LFENCE/JMP Mitigation Update for CVE-2017-5715
2022-03-08 00:00:00
debiancve
debiancve
CVE-2021-26401
2022-03-11 18:15:11
centos
centos
bpftool, kernel, perf, python security update
2023-01-30 16:50:20
iwl100, iwl1000, iwl105, iwl135, iwl2000, iwl2030, iwl3160, iwl3945, iwl4965, iwl5000, iwl5150, iwl6000, iwl6000g2a, iwl6000g2b, iwl6050, iwl7260, iwl7265, linux security update
2018-01-04 11:47:37
qemu security update
2018-01-04 21:11:07
rosalinux
rosalinux
Advisory ROSA-SA-2023-2097
2023-02-07 10:10:41
openvas
openvas
CentOS: Security Advisory for bpftool (CESA-2023:0399)
2023-01-31 00:00:00
CentOS Update for microcode_ctl CESA-2018:0013 centos6
2018-01-05 00:00:00
Ubuntu: Security Advisory (USN-3531-1)
2018-01-12 00:00:00
citrix
citrix
Citrix Hypervisor Security Update
2022-03-07 14:55:18
oraclelinux
oraclelinux
kernel security update
2023-10-20 00:00:00
microcode_ctl security update
2018-01-04 00:00:00
kernel security and bug fix update
2018-08-03 00:00:00
veracode
veracode
Information Disclosure
2022-06-23 22:13:13
debian
debian
[SECURITY] [DSA 4179-1] linux-tools security update
2018-04-24 13:15:06
[SECURITY] [DLA 2743-2] amd64-microcode update
2021-10-18 08:51:43
[SECURITY] [DLA 2743-1] amd64-microcode security update
2021-08-16 07:02:26
mageia
mageia
Updated gcc packages fix security vulnerability
2018-02-08 14:30:47
Updated microcode packages fix security vulnerabilities
2018-03-19 15:13:14
amazon
amazon
Important: libvirt
2018-02-07 18:40:00
osv
osv
amd64-microcode - security update
2020-03-19 00:00:00
amd64-microcode - security update
2021-08-16 00:00:00
cloudfoundry
cloudfoundry
USN-3690-1: AMD Microcode update | Cloud Foundry
2018-07-19 00:00:00
archlinux
archlinux
[ASA-201801-10] intel-ucode: access restriction bypass
2018-01-10 00:00:00
vmware
vmware
VMware vSphere, Workstation and Fusion updates add Hypervisor-Assisted Guest Mitigations for speculative execution issue.
2018-01-09 00:00:00
thn
thn
New Exploit Bypasses Existing Spectre-V2 Mitigations in Intel, AMD, Arm CPUs
2022-03-10 14:29:00
Intel Admits It Won't Be Possible to Fix Spectre (V2) Flaw in Some Processors
2018-04-04 11:17:00
ubuntu
ubuntu
Linux kernel vulnerability
2018-03-09 00:00:00
AMD Microcode update
2018-06-20 00:00:00
Intel Microcode regression
2018-01-22 00:00:00
ibm
ibm
Security Bulletin: IBM Security Guardium is affected by a Using Components (microcode_ctl) with Known Vulnerabilities vulnerability
2018-12-19 20:45:01
suse
suse
Security update for kernel-firmware (moderate)
2018-08-07 21:07:30
Security update for kernel-firmware (moderate)
2018-06-09 15:12:47
Security update for kernel modules (moderate)
2018-06-05 15:07:05
alpinelinux
alpinelinux
CVE-2017-5715
2018-01-04 13:29:00

1.9 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

5.6 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

0.975 High

EPSS

Percentile

100.0%

JSON
Related for RH:CVE-2021-26401
redhat25nessus77nvd1ubuntucve2prion2cvelist2f51cve2amd1debiancve1centos3rosalinux1openvas43citrix1oraclelinux7veracode1debian3mageia2amazon1osv2cloudfoundry1archlinux1vmware1thn2ubuntu5ibm1suse9alpinelinux1