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freebsd-dev/tools/build/options/WITHOUT_KERNEL_RETPOLINE

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Add kernel retpoline option for amd64 Retpoline is a compiler-based mitigation for CVE-2017-5715, also known as Spectre V2, that protects against speculative execution branch target injection attacks. In this commit it is disabled by default, but will be changed in a followup commit. Reviewed by: bdrewery (previous version) MFC after: 3 days Security: CVE-2017-5715 Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D14242
2018-02-28 14:57:45 +00:00
.\" $FreeBSD$
Drop 'Set to' from most src.conf(5) knobs The description is clearly what effect the knob has when set, so the additional text was unnecessary. Reviewed by: jhb, se Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D29583
2021-04-10 02:23:03 +00:00
Disable the "retpoline" mitigation for CVE-2017-5715 in the kernel
Add kernel retpoline option for amd64 Retpoline is a compiler-based mitigation for CVE-2017-5715, also known as Spectre V2, that protects against speculative execution branch target injection attacks. In this commit it is disabled by default, but will be changed in a followup commit. Reviewed by: bdrewery (previous version) MFC after: 3 days Security: CVE-2017-5715 Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D14242
2018-02-28 14:57:45 +00:00
build.
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