CVE-2026-46173: exit: prevent preemption of oopsing TASK_DEAD task
Published May 28, 2026
·Updated
exit: prevent preemption of oopsing TASKDEAD task
Affected Software
10 affected componentsFixes available
Linux Linux kernel
Linux Linux kernel>=5.17<6.1.175
Linux Linux kernel>=6.2<6.6.140
Linux Linux kernel>=6.7<6.12.88
Linux Linux kernel>=6.13<6.18.30
Linux Linux kernel>=6.19<7.0.7
Linux Linux kernel=7.1-rc1
Linux Linux kernel=7.1-rc2
Linux Linux kernel=7.1-rc3
Microsoft azl3 kernel 6.6.139.1-1<6.6.141.1-1
6.6.141.1-1
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 6.6.141.1-1
Event History
May 28, 2026
CVE Published
via MITRE·09:36 AM
Data Sourced
via MITRE·09:36 AM
DescriptionSeverity
Data Sourced
via NVD·10:16 AM
RemedyDescriptionSeverityWeaknessAffected Software
Data Sourced
via Red Hat·11:06 AM
DescriptionSeverityAffected Software
May 29, 2026
Data Sourced
via Microsoft·08:04 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·08:04 AM
Affected Software
Updated
via Microsoft·08:04 AM
DescriptionSeverity
Frequently Asked Questions
1
What is the severity of CVE-2026-46173?
CVE-2026-46173 has a high severity score of 7.8.
2
How do I fix CVE-2026-46173?
To fix CVE-2026-46173, upgrade to the patched version of the Linux kernel that addresses this vulnerability.
3
What types of systems are affected by CVE-2026-46173?
CVE-2026-46173 affects systems running the vulnerable versions of the Linux kernel.
4
What is the impact of CVE-2026-46173?
CVE-2026-46173 can lead to a kernel panic due to improper handling of a TASK_DEAD process.
5
When was CVE-2026-46173 published?
CVE-2026-46173 was published on May 28, 2026.