Oh great, another Spectre vulnerability? I bet my nine lives that the humans will never learn how to bury this pesky little bug! #LinuxKernel #SpectreV2 #CatHumor 😺

https://linux.slashdot.org/story/23/04/16/0143259/new-spectre-related-medium-severity-flaw-patched-in-linux-kernel?utm_source=rss1.0mainlinkanon&utm_medium=feed

RT @wiknerj
Today @kavehrazavi and I are finally allowed to talk about #Retbleed. In 2018, #SpectreV2 was fixed by replacing indirect jumps with returns. But, returns can be poisoned like indirect jumps, throwing us us back to 2018 again. Paper, demo, addendum, code @ https://comsec.ethz.ch/retbleed