Linux kernel 4.20 included the KSMA mitigation completed by C0RE Team @_2freeman. Here's a post in Chinese: c0reteam.org/2019/01/02/ksma
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I am sure I know their reply already ;)
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What KERNEXEC did in 2003? ;)
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slide 7: pax.grsecurity.net/docs/PaXT… (maybe this was the first time it was mentioned in public, wasn't really advertised)
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But I think this came up even more recently (say within the past 2 or 3 years) when some researchers found they couldn't attack a grsec kernel's top level page tables like they could on some other OSes (but didn't understand why, iirc) Can't seem to find the tweets here about it
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Replying to @paxteam @grsecurity @windsheep_ @revskills @Mingjian_Zhou @_2freeman
should be this one: blackhat.com/docs/asia-18/as… the public exp( in the slide) unlikely to successful on kernel enabled w/ VDSO which exists in KERNEXEC for years.
Replying to @paxteam @windsheep_ @revskills @Mingjian_Zhou @_2freeman
This is the one, but there were also some Twitter comments around the same time (I don't remember if before or after the presentation)
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