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High severity7.8NVD Advisory· Published Jun 28, 2023· Updated Jun 17, 2026

CVE-2023-1295

CVE-2023-1295

Description

A time-of-check to time-of-use issue exists in io_uring subsystem's IORING_OP_CLOSE operation in the Linux kernel's versions 5.6 - 5.11 (inclusive), which allows a local user to elevate their privileges to root. Introduced in b5dba59e0cf7e2cc4d3b3b1ac5fe81ddf21959eb, patched in 9eac1904d3364254d622bf2c771c4f85cd435fc2, backported to stable in 788d0824269bef539fe31a785b1517882eafed93.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

8
  • Linux/Kernel3 versions
    cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=5.6,<5.10.162
    • (no CPE)range: 5.6 - 5.11
    • (no CPE)range: 5.6
  • NetApp/H300s
    cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:*
  • NetApp/H410c
    cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:*
  • NetApp/H410s
    cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:*
  • NetApp/H500s
    cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:*
  • NetApp/H700s
    cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

6

News mentions

0

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