ืฆื•ื•ื™ื™ ืื ืคืืœืŸ ืื•ื™ืฃ ื“ื™ ืคึผืจืึธื’ื ืึธื– ืžืขืงืึทื ื™ื–ืึทื ืคื•ืŸ ืงืึทืฉ ืงืึทื ืึทืœ ืื™ืŸ ืึทืžื“ ืคึผืจืึทืกืขืกืขืจื–

ื ื’ืจื•ืคึผืข ืคื•ืŸ โ€‹โ€‹ืจื™ืกืขืจื˜ืฉืขืจื– ืคื•ืŸ ื“ื™ Graz ืื•ื ื™ื•ื•ืขืจืกื™ื˜ืขื˜ ืคื•ืŸ ื˜ืขื›ื ืึธืœืึธื’ื™ืข (ืขืกื˜ืจื™ื™ึทืš), ื‘ื™ื– ืึทื”ืขืจ ื‘ืึทื•ื•ื•ืกื˜ ืคึฟืึทืจ ื“ืขื•ื•ืขืœืึธืคึผื™ื ื’ ื‘ืึทืคืึทืœืŸ ืžืขื˜ื”ืึธื“ืก MDS, ื ืขื˜ืกืคึผืขืงื˜ืจืข, ื˜ืจืึธื•ื”ืึทืžืขืจ ะธ ื–ืึธืžื‘ื™ืขืœืึธืึทื“, ื’ืขืคื™ืจื˜ ืคืึธืจืฉื•ื ื’ ืื™ืŸ ื™ื™ึทื–ื ื•ื•ืึทืจื’ ืึธืคึผื˜ื™ืžื™ื–ืึทื˜ื™ืึธื ืก ืกืคึผืขืฆื™ืคื™ืฉ ืฆื• ืึทืžื“ ืคึผืจืึทืกืขืกืขืจื– ืื•ืŸ ื”ืื˜ ื“ืขื•ื•ืขืœืึธืคึผืขื“ ืฆื•ื•ื™ื™ ื ื™ื™ึทืข ืžืขื˜ื”ืึธื“ืก ืคื•ืŸ ื–ื™ื™ึทื˜-ืงืึทื ืึทืœ ืื ืคืืœืŸ ื•ื•ืึธืก ืžืึทื ื™ืคึผื•ืœื™ืจืŸ ื“ืึทื˜ืŸ ืœื™ืงืก ื‘ืขืฉืึทืก ื“ื™ ืึธืคึผืขืจืึทืฆื™ืข ืคื•ืŸ โ€‹โ€‹โ€‹โ€‹ื“ื™ LXNUMX ืงืึทืฉ ืงืึทื ืึทืœ ืคึผืจืึธื’ื ืึธื– ืžืขืงืึทื ื™ื–ืึทื ืคื•ืŸ ืึทืžื“ ืคึผืจืึทืกืขืกืขืจื–. ื“ื™ ื˜ืขืงื ื™ืงืก ืงืขื ืขืŸ ื–ื™ื™ืŸ ื’ืขื ื•ืฆื˜ ืฆื• ืจืขื“ื•ืฆื™ืจืŸ ื“ื™ ื™ืคืขืงื˜ื™ื•ื•ื ืึทืก ืคื•ืŸ ASLR ืฉื•ืฅ, ืฆื•ืจื™ืงืงืจื™ื’ืŸ ืฉืœื™ืกืœืขืŸ ืื™ืŸ ืฉืคึผื™ืจืขื•ื•ื“ื™ืง AES ื™ืžืคึผืœืึทืžืึทื ืฅ ืื•ืŸ ืคืึทืจื’ืจืขืกืขืจืŸ ื“ื™ ื™ืคืขืงื˜ื™ื•ื•ื ืึทืก ืคื•ืŸ ื“ื™ ืกืคึผืขืงื˜ืขืจ ื‘ืึทืคืึทืœืŸ.

ืคึผืจืึธื‘ืœืขืžืก ื–ืขื ืขืŸ ื™ื™ื“ืขื ืึทืคื™ื™ื“ ืื™ืŸ ื“ื™ ื™ืžืคึผืœืึทืžืขื ื˜ื™ื™ืฉืึทืŸ ืคื•ืŸ ื“ื™ ืงืึทื ืึทืœ ืคึผืจืึธื’ื ืึธื– ืžืขืงืึทื ื™ื–ืึทื (ื•ื•ืขื’ ืคึผืจื™ื“ื™ืงื˜ืขืจ) ืื™ืŸ ื“ื™ ืงืคึผื• ืก ืขืจืฉื˜ืขืจ ืžื“ืจื’ื” ื“ืึทื˜ืŸ ืงืึทืฉ (L1D), ื’ืขื ื™ืฆื˜ ืฆื• ืคืึธืจื•ื™ืกื–ืึธื’ืŸ ื•ื•ืึธืก ืงืึทืฉ ืงืึทื ืึทืœ ื›ึผื•ืœืœ ืึท ื–ื™ื›ืขืจ ื–ื›ึผืจื•ืŸ ืึทื“ืจืขืก. ื“ื™ ืึทืคึผื˜ืึทืžืึทื–ื™ื™ืฉืึทืŸ ื’ืขื ื™ืฆื˜ ืื™ืŸ ืึทืžื“ ืคึผืจืึทืกืขืกืขืจื– ืื™ื– ื‘ืื–ื™ืจื˜ ืื•ื™ืฃ ืงืึธื ื˜ืจืึธืœื™ืจื•ื ื’ ฮผ-ื˜ืึทื’ืก (ฮผTag). ฮผื˜ืึทื’ ืื™ื– ืงืึทืœืงื™ืึทืœื™ื™ื˜ื™ื“ ื“ื•ืจืš ืึทืคึผืœื™ื™ื™ื ื’ ืึท ืกืคึผืขืฆื™ืคื™ืฉ ื”ืึทืฉ ืคึฟื•ื ืงืฆื™ืข ืฆื• ื“ื™ ื•ื•ื™ืจื˜ื•ืึทืœ ืึทื“ืจืขืก. ื‘ืขืฉืึทืก ืึธืคึผืขืจืึทืฆื™ืข, ื“ื™ ืงืึทื ืึทืœ ืคึผืจืึธื’ื ืึธื– ืžืึธื˜ืึธืจ ื ื™ืฆื˜ ฮผTag ืฆื• ื‘ืึทืฉืœื™ืกืŸ ื“ื™ ืงืึทืฉ ืงืึทื ืึทืœ ืคึฟื•ืŸ ื“ื™ ื˜ื™ืฉ. ืื–ื•ื™, ฮผTag ืึทืœืึทื•ื– ื“ื™ ืคึผืจืึทืกืขืกืขืจ ืฆื• ื‘ืึทื’ืจืขื ืขืฆืŸ ื–ื™ืš ืฆื• ืึทืงืกืขืก ื‘ืœื•ื™ื– ืึท ืกืคึผืขืฆื™ืคื™ืฉ ืงืึทื ืึทืœ, ืึธืŸ ื–ื•ื›ืŸ ื“ื•ืจืš ืึทืœืข ืึธืคึผืฆื™ืขืก, ื•ื•ืึธืก ื‘ืื˜ื™ื™ื˜ื™ืง ืจืึทื“ื•ืกืึทื– ืงืคึผื• ืขื ืขืจื’ื™ืข ืงืึทื ืกืึทืžืฉืึทืŸ.

ืฆื•ื•ื™ื™ ืื ืคืืœืŸ ืื•ื™ืฃ ื“ื™ ืคึผืจืึธื’ื ืึธื– ืžืขืงืึทื ื™ื–ืึทื ืคื•ืŸ ืงืึทืฉ ืงืึทื ืึทืœ ืื™ืŸ ืึทืžื“ ืคึผืจืึทืกืขืกืขืจื–

ื‘ืขืฉืึทืก ืคืึทืจืงืขืจื˜ ื™ื ื–ืฉืขื ื™ืขืจื™ืข ืคื•ืŸ โ€‹โ€‹โ€‹โ€‹ื“ื™ ืงืึทื ืึทืœ ืคึผืจืึธื’ื ืึธื– ืกื™ืกื˜ืขื ื™ืžืคึผืœืึทืžืขื ื˜ื™ื™ืฉืึทืŸ ืื™ืŸ ืคืึทืจืฉื™ื“ืŸ ื“ื•ืจื•ืช ืคื•ืŸ ืึทืžื“ ืคึผืจืึทืกืขืกืขืจื– ืคืจื™ื™ ืคื•ืŸ 2011 ืฆื• 2019, ืฆื•ื•ื™ื™ ื ื™ื™ึท ื–ื™ื™ึทื˜-ืงืึทื ืึทืœ ื‘ืึทืคืึทืœืŸ ื˜ืขืงื ื™ืงืก ื–ืขื ืขืŸ ื™ื™ื“ืขื ืึทืคื™ื™ื“:

  • Collide + Probe - ืึทืœืึทื•ื– ืึทืŸ ืึทื˜ืึทืงืขืจ ืฆื• ืฉืคึผื•ืจ ื–ื›ึผืจื•ืŸ ืึทืงืกืขืก ืคึฟืึทืจ ืคึผืจืึทืกืขืกืึทื– ืคืœื™ืกื ื“ื™ืง ืื•ื™ืฃ ื“ืขืจ ื–ืขืœื‘ื™ืงืขืจ ืœืึทื“ื–ืฉื™ืงืึทืœ ืงืคึผื• ื”ืึทืจืฅ. ื“ื™ ืขืกืึทื ืก ืคื•ืŸ ื“ืขื ืื•ืคึฟืŸ ืื™ื– ืฆื• ื ื•ืฆืŸ ื•ื•ื™ืจื˜ื•ืึทืœ ื•ื•ืขื ื“ื˜ ื•ื•ืึธืก ื’ืจื•ื ื˜ ืงืึทืœื™ื–ืฉืึทื ื– ืื™ืŸ ื“ื™ ื”ืึทืฉ ืคึฟื•ื ืงืฆื™ืข ื’ืขื ื™ืฆื˜ ืฆื• ืจืขื›ืขื ืขืŸ ฮผTag ืฆื• ืฉืคึผื•ืจ ื–ื›ึผืจื•ืŸ ืึทืงืกืขืก. ื ื™ื˜ ืขื ืœืขืš ื“ื™ ืคืœื•ืฉ + ืจื™ืœืึธื•ื“ ืื•ืŸ ืคึผืจื™ื™ื + ืคึผืจืึธื‘ืข ืื ืคืืœืŸ ื’ืขื ื™ืฆื˜ ืื•ื™ืฃ ื™ื ื˜ืขืœ ืคึผืจืึทืกืขืกืขืจื–, Collide + Probe ื˜ื•ื˜ ื ื™ืฉื˜ ื ื•ืฆืŸ ืฉืขืจื“ ื–ื›ึผืจื•ืŸ ืื•ืŸ ืึทืจื‘ืขื˜ ืึธืŸ ื•ื•ื™ืกืŸ ืคื•ืŸ ื’ืฉืžื™ื•ืช ืึทื“ืจืขืกืขืก.
  • ืœืึธื“ืŸ + ืจื™ืœืึธื•ื“ - ืึทืœืึทื•ื– ืื™ืจ ืฆื• ื–ื™ื™ืขืจ ืึทืงื™ืขืจืึทื˜ืœื™ ื‘ืึทืฉื˜ื™ืžืขืŸ ื–ื™ืงืึธืจืŸ ืึทืงืกืขืก ื˜ืจืึทืกืขืก ืื•ื™ืฃ ื“ืขืจ ื–ืขืœื‘ื™ืงืขืจ ื’ืฉืžื™ื•ืช ืงืคึผื• ื”ืึทืจืฅ. ื“ืขืจ ืื•ืคึฟืŸ ืื™ื– ื‘ืื–ื™ืจื˜ ืื•ื™ืฃ ื“ื™ ืคืึทืงื˜ ืึทื– ืึท ื’ืฉืžื™ื•ืช ื–ื›ึผืจื•ืŸ ืฆืขืœ ืงืขื ืขืŸ ื–ื™ื™ืŸ ื‘ืœื•ื™ื– ืื™ื™ืŸ ืžืึธืœ ืื™ืŸ ื“ื™ L1D ืงืึทืฉ. ื™ืขื ืข. ืึทืงืกืขืกื™ื ื’ ื“ืขืจ ื–ืขืœื‘ื™ืงืขืจ ื–ื›ึผืจื•ืŸ ืฆืขืœ ืื™ืŸ ืึท ืึทื ื“ืขืจืฉ ื•ื•ื™ืจื˜ื•ืึทืœ ืึทื“ืจืขืก ื•ื•ืขื˜ ืคืึทืจืฉืึทืคืŸ ื“ื™ ืฆืขืœ ืฆื• ื–ื™ื™ืŸ ื™ื•ื•ื™ืงื˜ื™ื“ ืคื•ืŸ ื“ื™ L1D ืงืึทืฉ, ืึทืœืึทื•ื™ื ื’ ื–ื›ึผืจื•ืŸ ืึทืงืกืขืก ืฆื• ื–ื™ื™ืŸ ื˜ืจืึทืงื˜. ื›ืึธื˜ืฉ ื“ื™ ื‘ืึทืคืึทืœืŸ ืจื™ืœื™ื™ื– ืื•ื™ืฃ ืฉืขืจื“ ื–ื›ึผืจื•ืŸ, ืขืก ื˜ื•ื˜ ื ื™ืฉื˜ ื•ื™ืกืžื™ื™ื“ืŸ ืงืึทืฉ ืฉื•ืจื•ืช, ืึทืœืึทื•ื™ื ื’ ืกื˜ืขืœื˜ ืื ืคืืœืŸ ื•ื•ืึธืก ื˜ืึธืŸ ื ื™ื˜ ื™ื•ื•ื™ืงื˜ ื“ืึทื˜ืŸ ืคื•ืŸ ื“ื™ ืœืขืฆื˜ืข ืงืึทืฉ.

ื‘ืึทื–ื™ืจื˜ ืื•ื™ืฃ ื“ื™ Collide + Probe ืื•ืŸ Load + Reload ื˜ืขืงื ื™ืงืก, ืจื™ืกืขืจื˜ืฉืขืจื– ื”ืึธื‘ืŸ ื“ืขืžืึทื ืกื˜ืจื™ื™ื˜ื™ื“ ืขื˜ืœืขื›ืข ื–ื™ื™ึทื˜-ืงืึทื ืึทืœ ื‘ืึทืคืึทืœืŸ ืกื™ื ืขืจื™ืึธื•ื–:

  • ื“ื™ ืžืขื’ืœืขื›ืงื™ื™ื˜ ืคื•ืŸ ื ื™ืฆืŸ ืžืขื˜ื”ืึธื“ืก ืคึฟืึทืจ ืึธืจื’ืึทื ื™ื™ื–ื™ื ื’ ืึท ืคืึทืจื‘ืึธืจื’ืŸ ื•ืžื“ื™ืจืขืงื˜ ืงืึธืžื•ื ื™ืงืึทืฆื™ืข ืงืึทื ืึทืœ ืฆื•ื•ื™ืฉืŸ ืฆื•ื•ื™ื™ ืคึผืจืึทืกืขืกืึทื–, ืึทืœืึทื•ื™ื ื’ ื“ืึทื˜ืŸ ืึทืจื™ื‘ืขืจืคื™ืจืŸ ืื™ืŸ ืกืคึผื™ื“ื– ืึทืจื•ื™ืฃ ืฆื• 588 ืงื‘ ืคึผืขืจ ืกืขืงื•ื ื“ืข, ืื™ื– ื’ืขื•ื•ื™ื–ืŸ.
  • ื ื™ืฆืŸ ืงืึทืœื™ื–ืฉืึทื ื– ืื™ืŸ ฮผTag, ืขืก ืื™ื– ื’ืขื•ื•ืขืŸ ืžืขื’ืœืขืš ืฆื• ืจืขื“ื•ืฆื™ืจืŸ ืขื ื˜ืจืึธืคึผื™ืข ืคึฟืึทืจ ืคืึทืจืฉื™ื“ืขื ืข ื•ื•ืขืจื™ืึทื ืฅ ืคื•ืŸ ASLR (Address Space Layout Randomization) ืื•ืŸ ื‘ื™ื™ืคึผืึทืก ืึทืกืœืจ ืฉื•ืฅ ืื™ืŸ ื“ื™ ืงืขืจืŸ ืื•ื™ืฃ ืึท ื’ืึธืจ ื“ืขืจื”ื™ื™ึทื ื˜ื™ืงื˜ ืœื™ื ื•ืงืก ืกื™ืกื˜ืขื. ื“ื™ ืžืขื’ืœืขื›ืงื™ื™ื˜ ืคื•ืŸ ื“ื•ืจื›ืคื™ืจื•ื ื’ ืึท ื‘ืึทืคืึทืœืŸ ืฆื• ืจืขื“ื•ืฆื™ืจืŸ ASLR ืขื ื˜ืจืึธืคึผื™ืข ื‘ื™ื™ื“ืข ืคึฟื•ืŸ ื‘ืึทื ื™ืฆืขืจ ืึทืคึผืœืึทืงื™ื™ืฉืึทื ื– ืื•ืŸ ื ื™ืฆืŸ ื“ื–ืฉืึทื•ื•ืึทืกืงืจื™ืคึผื˜ ืงืึธื“ ืขืงืกืึทืงื™ื•ื˜ืึทื“ ืื™ืŸ ืึท ื–ืึทืžื“ืงืึทืกื˜ืŸ ืกื•ื•ื™ื•ื•ืข ืื•ืŸ ืงืึธื“ ืคืœื™ืกื ื“ื™ืง ืื™ืŸ ืืŸ ืื ื“ืขืจ ื’ืึทืกื˜ ืกื•ื•ื™ื•ื•ืข ืื™ื– ื’ืขื•ื•ื™ื–ืŸ.

    ืฆื•ื•ื™ื™ ืื ืคืืœืŸ ืื•ื™ืฃ ื“ื™ ืคึผืจืึธื’ื ืึธื– ืžืขืงืึทื ื™ื–ืึทื ืคื•ืŸ ืงืึทืฉ ืงืึทื ืึทืœ ืื™ืŸ ืึทืžื“ ืคึผืจืึทืกืขืกืขืจื–

  • ื‘ืึทื–ื™ืจื˜ ืื•ื™ืฃ ื“ื™ Collide + Probe ืื•ืคึฟืŸ, ืึท ื‘ืึทืคืึทืœืŸ ืื™ื– ื™ืžืคึผืœืึทืžืขื ืึทื“ ืฆื• ืฆื•ืจื™ืงืงืจื™ื’ืŸ ื“ื™ ืขื ืงืจื™ืคึผืฉืึทืŸ ืฉืœื™ืกืœ ืคื•ืŸ ืึท ืฉืคึผื™ืจืขื•ื•ื“ื™ืง ื™ืžืคึผืœืึทืžืขื ื˜ื™ื™ืฉืึทืŸ (ื‘ืื–ื™ืจื˜ ืื•ื™ืฃ ื”-ื˜ื™ืฉ) ืึทืขืก ืขื ืงืจื™ืคึผืฉืึทืŸ.
  • ื“ื•ืจืš ื ื™ืฆืŸ ื“ื™ Collide + Probe ืื•ืคึฟืŸ ื•ื•ื™ ืึท ื“ืึทื˜ืŸ ืึทืงื•ื•ืึทื–ื™ืฉืึทืŸ ืงืึทื ืึทืœ, ื“ื™ ืกืคึผืขืงื˜ืขืจ ื‘ืึทืคืึทืœืŸ ืื™ื– ื‘ื™ื›ื•ืœืช ืฆื• ืขืงืกื˜ืจืึทืงื˜ ืคึผืจื™ื•ื•ืึทื˜ ื“ืึทื˜ืŸ ืคื•ืŸ ื“ื™ ืงืขืจืŸ ืึธืŸ ื ื™ืฆืŸ ืฉืขืจื“ ื–ื›ึผืจื•ืŸ.

ื“ื™ ื•ื•ืึทืœื ืขืจืึทื‘ื™ืœื™ื˜ื™ ืึทืงืขืจื– ืื•ื™ืฃ ืึทืžื“ ืคึผืจืึทืกืขืกืขืจื– ื‘ืื–ื™ืจื˜ ืื•ื™ืฃ ืžื™ืงืจืึธืึทืจื˜ืฉื™ื˜ืขืงื˜ื•ืจืขืก
ื‘ื•ืœื“ืึธื•ื–ืขืจ, ืคึผื™ืœืขื“ื™ื•ื•ืขืจ, ืกื˜ืขืึทืžืจืึธืœืœืขืจ, ื–ืขืŸ (ืจื™ื–ืขืŸ, ืขืคึผืึธืก), Zen + ืื•ืŸ Zen2.
ืึทืžื“ ืื™ื– ื ืึธื•ื˜ืึทืคื™ื™ื“ ื•ื•ืขื’ืŸ ื“ืขื ืึทืจื•ื™ืกื’ืขื‘ืŸ ืื•ื™ืฃ 23 ืื•ื™ื’ื•ืกื˜ 2019, ืึธื‘ืขืจ ื‘ื™ื– ืื™ืฆื˜ ื”ืื˜ ื ื™ืฉื˜ ืืจื•ื™ืกื’ืขื’ืขื‘ืŸ ื“ืขื ื‘ืืจื™ื›ื˜ ืžื™ื˜ ืื™ื ืคึฟืึธืจืžืึทืฆื™ืข ื•ื•ืขื’ืŸ ื‘ืœืึทืงื™ื ื’ ื“ื™ ื•ื•ืึทืœื ืขืจืึทื‘ื™ืœื™ื˜ื™. ืœื•ื™ื˜ ื“ื™ ืจื™ืกืขืจื˜ืฉืขืจื–, ื“ื™ ืคึผืจืึธื‘ืœืขื ืงืขื ืขืŸ ื–ื™ื™ืŸ ืืคื’ืขืฉื˜ืขืœื˜ ืื•ื™ืฃ ื“ื™ ืžื™ืงืจืึธืงืึธื“ืข ื“ืขืจื”ื™ื™ึทื ื˜ื™ืงืŸ ืžื“ืจื’ื” ื“ื•ืจืš ืฆื•ืฉื˜ืขืœืŸ MSR ื‘ื™ื˜ืŸ ืฆื• ืกืึทืœืขืงื˜ื™ื•ื•ืœื™ ื“ื™ืกื™ื™ื‘ืึทืœ ื“ื™ ืงืึทื ืึทืœ ืคึผืจืึธื’ื ืึธื– ืกื™ืกื˜ืขื, ืขื ืœืขืš ืฆื• ื•ื•ืึธืก Intel ื”ืื˜ ืฆื• ืงืึธื ื˜ืจืึธืœื™ืจืŸ ื“ื™ ื“ื™ืกื™ื™ื‘ืึทืœื™ื ื’ ืคื•ืŸ ืฆื•ื•ื™ื™ึทื’ ืคึผืจืึธื’ื ืึธื– ืžืขืงืึทื ื™ื–ืึทืžื–.

ืฆื•ื•ื™ื™ ืื ืคืืœืŸ ืื•ื™ืฃ ื“ื™ ืคึผืจืึธื’ื ืึธื– ืžืขืงืึทื ื™ื–ืึทื ืคื•ืŸ ืงืึทืฉ ืงืึทื ืึทืœ ืื™ืŸ ืึทืžื“ ืคึผืจืึทืกืขืกืขืจื–

ืžืงื•ืจ: opennet.ru

ืœื™ื™ื’ืŸ ืึท ื‘ืึทืžืขืจืงื•ื ื’