In the Linux kernel, the following vulnerability has been resolved: s390/vfio_ccw: Implement a crw lock Unlike the channel_program struct, which… (CVE-2026-80547)
In the Linux kernel, the following vulnerability has been resolved: s390/vfio_ccw: Implement a crw lock Unlike the channel_program struct, which covers synchronous I/O submissions and asynchronous interrupts, the CRW region relies exclusively on asynchronous events coming from hardware. Implement a lock to manage the list of those payloads, to ensure they are read cohesively.
In the Linux kernel, the following vulnerability has been resolved: s390/vfio_ccw: Implement a crw lock Unlike the channel_program struct, which… (CVE-2026-80547)
Description
In the Linux kernel, the following vulnerability has been resolved: s390/vfio_ccw: Implement a crw lock Unlike the channel_program struct, which covers synchronous I/O submissions and asynchronous interrupts, the CRW region relies exclusively on asynchronous events coming from hardware. Implement a lock to manage the list of those payloads, to ensure they are read cohesively.
CVSS v3.1
Score 8.8high
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-9vqh-hxm7-9fwm
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-80547"]
- Ecosystems
- []
- Database Specific Severity
- HIGH
- Cvss Version
- 3.1
Threat ID: 6a9053fbacd9273b49696b8e
Added to database: 08/27/2026, 15:12:59 UTC
Last updated: 08/27/2026, 22:52:14 UTC
Views: 2
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