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Red Hat: CVE-2023-21102: bypass of shadow stack protection due to a logic error (Multiple Advisories)

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Red Hat: CVE-2023-21102: bypass of shadow stack protection due to a logic error (Multiple Advisories)

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
05/15/2023
Created
09/13/2023
Added
09/13/2023
Modified
03/13/2024

Description

In __efi_rt_asm_wrapper of efi-rt-wrapper.S, there is a possible bypass of shadow stack protection due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-260821414References: Upstream kernel

Solution(s)

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

References

  • CVE-2023-21102
  • RHSA-2023:5069
  • RHSA-2023:5091

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