A flaw was found in hw. Mis-trained branch predictions for return instructions may allow arbitrary speculative code execution under certain microarchitecture-dependent conditions.
Recommended actions to resolve this vulnerability, in priority order.
Upgrade
Upgrade redhat/kernel-rt to a version that resolves this vulnerability.
Fixed in 0:3.10.0-1160.80.1.rt56.1225.el7
Upgrade
Upgrade redhat/kernel to a version that resolves this vulnerability.
Fixed in 0:3.10.0-1160.80.1.el7
Upgrade
Upgrade redhat/kernel-rt to a version that resolves this vulnerability.
Fixed in 0:4.18.0-372.32.1.rt7.189.el8_6
Upgrade
Upgrade redhat/kernel to a version that resolves this vulnerability.
Fixed in 0:4.18.0-372.32.1.el8_6
Upgrade
Upgrade redhat/kernel to a version that resolves this vulnerability.
Fixed in 0:5.14.0-162.6.1.el9_1
Upgrade
Upgrade redhat/kernel-rt to a version that resolves this vulnerability.
Fixed in 0:5.14.0-162.6.1.rt21.168.el9_1
Upgrade
Upgrade redhat/kernel to a version that resolves this vulnerability.
Fixed in 0:5.14.0-70.36.1.el9_0
Upgrade
Upgrade redhat/kernel-rt to a version that resolves this vulnerability.
Fixed in 0:5.14.0-70.36.1.rt21.108.el9_0
Upgrade
Upgrade debian/linux to a version that resolves this vulnerability.
Fixed in 5.10.223-1Fixed in 5.10.262-1Fixed in 6.1.176-1Fixed in 6.1.180-1Fixed in 6.12.94-1Fixed in 6.12.101-1Fixed in 7.1.8-1Fixed in 7.1.8-2
Upgrade
Upgrade debian/xen to a version that resolves this vulnerability.
Fixed in 4.14.6-1Fixed in 4.14.5+94-ge49571868d-1Fixed in 4.17.5+72-g01140da4e8-1Fixed in 4.20.2+37-g61ff35323e-0+deb13u1Fixed in 4.20.3+127-gc42374a105-0+deb13u1Fixed in 4.20.3+127-gc42374a105-1
Event History
Jul 12, 2022
CVE Published
12:00 AM
Data Sourced
via Microsoft·07:00 AM
DescriptionSeverityWeakness
CVE Published
via MITRE·03:50 PM
Data Sourced
via MITRE·03:50 PM
DescriptionWeakness
Data Sourced
via NVD·07:15 PM
DescriptionSeverityWeaknessAffected Software
Sep 15, 2025
Data Sourced
via Launchpad·05:12 AM
Description
Aug 15, 2026
Data Sourced
via Ubuntu·12:29 PM
RemedyDescriptionSeverityAffected Software
Aug 16, 2026
Data Sourced
via Debian·12:30 PM
DescriptionAffected Software
Parent advisories
This vulnerability appears in the following advisories.
CVE-2022-29900 has been classified as a high severity vulnerability due to its potential for arbitrary speculative code execution.
2
How do I fix CVE-2022-29900?
To fix CVE-2022-29900, you should update to the respective patched kernel versions provided by your operating system vendor.
3
What systems are affected by CVE-2022-29900?
CVE-2022-29900 affects various AMD processors and specific Linux kernel versions, primarily on systems using Red Hat and similar distributions.
4
Can CVE-2022-29900 be exploited remotely?
CVE-2022-29900 requires local access to the vulnerable system; however, it can lead to severe consequences, making it critical to apply mitigations.
5
What is the nature of the CVE-2022-29900 vulnerability?
CVE-2022-29900 is a flaw in AMD CPUs that involves mis-trained branch predictions, potentially allowing an attacker to execute arbitrary code speculatively.
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