Dirty-Pedit (CVE-2026-46331): Novel page-cache corruption LPE exploit

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Rajat Gupta on X: "Done with all page-cache frenzy?

Introducing Dirty-Pedit (CVE-2026-46331)!

https://t.co/VGpf8gVuyU

A true semantic variant with a novel in-place writer from the entire dirty bug class!

Two other variants (CVE-2026-43503) that got collided: skb_shift and gro are in the repo." / X<br>Post

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Rajat Gupta<br>@z3ta_rjt

Done with all page-cache frenzy?

Introducing Dirty-Pedit (CVE-2026-46331)!

github.com/rjt-gupta/page…

A true semantic variant with a novel in-place writer from the entire dirty bug class!

Two other variants (CVE-2026-43503) that got collided: skb_shift and gro are in the repo.<br>span:not(:empty)~span:not(:empty)]:before:content-['·'] [&>span:not(:empty)~span:not(:empty)]:before:px-1 [&>span:not(:empty)~span:not(:empty)]:before:shrink-0">11:03 PM · Jul 22, 202629Views

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