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CVE-2026-31483
Published: Apr 22, 2026
Modified: May 11, 2026
PUBLISHED
Description
In the Linux kernel, the following vulnerability has been resolved: s390/syscalls: Add spectre boundary for syscall dispatch table The s390 syscall number is directly controlled by userspace, but does not have an array_index_nospec() boundary to prevent access past the syscall function pointer tables.
| Vendor | Product | Versions |
|---|---|---|
Linux | Linux | affected 56e62a73702836017564eaacd5212e4d0fa1c01d - < 3c3b97064764899c39a0abbd35a6caa031e70333affected 56e62a73702836017564eaacd5212e4d0fa1c01d - < 1cb9c7bc9025c637564fabc7fcc3c9343949e310affected 56e62a73702836017564eaacd5212e4d0fa1c01d - < 7a5260fbc6e79a1595328ec5c6aa3f937504a1f0affected 56e62a73702836017564eaacd5212e4d0fa1c01d - < f8c444b918d639e1f9a621ee20fe481c1d10dfc4affected 56e62a73702836017564eaacd5212e4d0fa1c01d - < 87776f02449e3bded95b2ccbd6b012e9ae64e6f3+2 more versions |
Linux | Linux | affected 5.12unaffected 0 - < 5.12unaffected 5.15.203 - <= 5.15.*unaffected 6.1.168 - <= 6.1.*unaffected 6.6.131 - <= 6.6.*+4 more versions |
References
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