CVE-2026-31542
x86/platform/uv: Handle deconfigured sockets
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: x86/platform/uv: Handle deconfigured sockets When a socket is deconfigured, it's mapped to SOCK_EMPTY (0xffff). This causes a panic while allocating UV hub info structures. Fix this by using NUMA_NO_NODE, allowing UV hub info structures to be allocated on valid nodes.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Apr 24, 2026 |
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Affected Versions
Linux / Linux
8a50c58519271dd24ba760bb282875f6ad66ee71 < c51957601d32c0d195bce0b9345dfe93ef5728cc 8a50c58519271dd24ba760bb282875f6ad66ee71 < 9956d4892e78812246336c7ea51f5aa62018049e 8a50c58519271dd24ba760bb282875f6ad66ee71 < 79f0faf81d3bbbe5f07bf6892450d3740a1b290d 8a50c58519271dd24ba760bb282875f6ad66ee71 < c1cf2218d2fa40a49921a7460981e5faab26f04e 8a50c58519271dd24ba760bb282875f6ad66ee71 < 1f6aa5bbf1d0f81a8a2aafc16136e7dd9a609ff3
Linux / Linux
6.5
References
git.kernel.org: https://git.kernel.org/stable/c/c51957601d32c0d195bce0b9345dfe93ef5728cc git.kernel.org: https://git.kernel.org/stable/c/9956d4892e78812246336c7ea51f5aa62018049e git.kernel.org: https://git.kernel.org/stable/c/79f0faf81d3bbbe5f07bf6892450d3740a1b290d git.kernel.org: https://git.kernel.org/stable/c/c1cf2218d2fa40a49921a7460981e5faab26f04e git.kernel.org: https://git.kernel.org/stable/c/1f6aa5bbf1d0f81a8a2aafc16136e7dd9a609ff3