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CVE PROGRAM SOURCE RECORD7.8 High

CVE-2024-0582

Kernel: io_uring: page use-after-free vulnerability via buffer ring mmap

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Status
Published
Published
Updated
Assigning organization
redhat

Description

A memory leak flaw was found in the Linux kernel’s io_uring functionality in how a user registers a buffer ring with IORING_REGISTER_PBUF_RING, mmap() it, and then frees it. This flaw allows a local user to crash or potentially escalate their privileges on the system.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

kernel

Default version status: affected

  • 0 to < 6.4.0unaffected

Red Hat Red Hat Enterprise Linux 6

Default version status: unaffected

Red Hat Red Hat Enterprise Linux 7

Default version status: unaffected

Red Hat Red Hat Enterprise Linux 7

Default version status: unaffected

Red Hat Red Hat Enterprise Linux 8

Default version status: unaffected

Red Hat Red Hat Enterprise Linux 8

Default version status: unaffected

Red Hat Red Hat Enterprise Linux 9

Default version status: unaffected

Red Hat Red Hat Enterprise Linux 9

Default version status: unaffected

References