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Diffstat (limited to 'docs/HardwareAssistedAddressSanitizerDesign.rst')
| -rw-r--r-- | docs/HardwareAssistedAddressSanitizerDesign.rst | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/docs/HardwareAssistedAddressSanitizerDesign.rst b/docs/HardwareAssistedAddressSanitizerDesign.rst index 4e6f5d14cd..12e2cc2525 100644 --- a/docs/HardwareAssistedAddressSanitizerDesign.rst +++ b/docs/HardwareAssistedAddressSanitizerDesign.rst @@ -131,7 +131,8 @@ HWASAN: https://www.kernel.org/doc/Documentation/arm64/tagged-pointers.txt). * **Does not require redzones to detect buffer overflows**, but the buffer overflow detection is probabilistic, with roughly - `(2**TS-1)/(2**TS)` probability of catching a bug. + `1/(2**TS)` chance of missing a bug (6.25% or 0.39% with 4 and 8-bit TS + respectively). * **Does not require quarantine to detect heap-use-after-free, or stack-use-after-return**. The detection is similarly probabilistic. @@ -162,7 +163,7 @@ Related Work * *TODO: add more "related work" links. Suggestions are welcome.* -.. _Watchdog: http://www.cis.upenn.edu/acg/papers/isca12_watchdog.pdf +.. _Watchdog: https://www.cis.upenn.edu/acg/papers/isca12_watchdog.pdf .. _Effective and Efficient Memory Protection Using Dynamic Tainting: https://www.cc.gatech.edu/~orso/papers/clause.doudalis.orso.prvulovic.pdf .. _SPARC ADI: https://lazytyped.blogspot.com/2017/09/getting-started-with-adi.html .. _AddressSanitizer paper: https://www.usenix.org/system/files/conference/atc12/atc12-final39.pdf |