CVE-2026-80547
s390/vfio_ccw: Implement a crw lock
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Aug 26, 2026 |
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Affected Versions
Linux / Linux
3f02cb2fd9d2d9e8762102886e3e4b51285797ee < 49fa26b0df009dc1f420980bd71780e70615b83b 3f02cb2fd9d2d9e8762102886e3e4b51285797ee < 7902be374cbfc11c3435e1e87bf22195bf06a558 3f02cb2fd9d2d9e8762102886e3e4b51285797ee < c76c4ee72bfc3824f4f491f18ed0323bf2e2daf9 3f02cb2fd9d2d9e8762102886e3e4b51285797ee < 16b0798024c0e9117e395829ddbbe70981c79d9c
Linux / Linux
5.8
References
git.kernel.org: https://git.kernel.org/stable/c/49fa26b0df009dc1f420980bd71780e70615b83b git.kernel.org: https://git.kernel.org/stable/c/7902be374cbfc11c3435e1e87bf22195bf06a558 git.kernel.org: https://git.kernel.org/stable/c/c76c4ee72bfc3824f4f491f18ed0323bf2e2daf9 git.kernel.org: https://git.kernel.org/stable/c/16b0798024c0e9117e395829ddbbe70981c79d9c