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Red Hat: CVE-2023-28466: race condition in do_tls_getsockopt may lead to use-after-free or NULL pointer dereference (Multiple Advisories)

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Red Hat: CVE-2023-28466: race condition in do_tls_getsockopt may lead to use-after-free or NULL pointer dereference (Multiple Advisories)

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
03/16/2023
Created
06/23/2023
Added
06/22/2023
Modified
03/13/2024

Description

do_tls_getsockopt in net/tls/tls_main.c in the Linux kernel through 6.2.6 lacks a lock_sock call, leading to a race condition (with a resultant use-after-free or NULL pointer dereference).

Solution(s)

  • redhat-upgrade-kernel
  • redhat-upgrade-kernel-rt

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