CVE-2023-1295 (linux_kernel) | allinfosecnews.com

June 28, 2023, 12:15 p.m. |

National Vulnerability Database web.nvd.nist.gov

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.

check cve io_uring issue kernel linux linux kernel local privileges root subsystem

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