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CVE-2026-72011

s390/diag: Add missing array_index_nospec() call to memtop_get_page_count()

Description

In the Linux kernel, the following vulnerability has been resolved: s390/diag: Add missing array_index_nospec() call to memtop_get_page_count() 'level' is user space controlled and used to read from an array. Add the missing array_index_nospec() call to prevent speculative execution.

Timeline

  1. ID reserved

    By Linux

  2. · 6 days later

    Published

  3. · 2 days later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

No CVSS score yet: neither the CNA, CISA nor NVD has scored this CVE. NVD status: Received.

EPSS (exploitation in 30 days)
0.22% · top 87% of all CVEs (10 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Not scored.

Affected products

  • Linux · Linux

    • affected 0d30871739ab433e114b0058f08b6b1c7b816f7e – < c6b4d454865a81ceea1422243aaaedc363b6f713
    • affected 0d30871739ab433e114b0058f08b6b1c7b816f7e – < 83fe36f81200b7a85f8efe0a68a4e58be84d5f64
    • affected 0d30871739ab433e114b0058f08b6b1c7b816f7e – < b7577fe4c47a31ca7c99714c53244a44af03cdfe
  • Linux · Linux

    • affected 6.14
    • unaffected < 6.14
    • unaffected 6.18.40 – ≤ 6.18.*
    • unaffected 7.1.5 – ≤ 7.1.*
    • unaffected 7.2 – ≤ *

References

3

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .