CVE-2018-9056: Arm Cortex-A

Medium severity, CVSS 5.6. EPSS: 0.7% chance of exploitation in the next 30 days.

Systems with microprocessors utilizing speculative execution may allow unauthorized disclosure of information to an attacker with local user access via a side-channel attack on the directional branch predictor, as demonstrated by a pattern history table (PHT), aka BranchScope.

Affected products

  • Arm Cortex-A: version 9 only; version 15 only; version 17 only; version 57 only; version 72 only; version 73 only; …
  • Intel Atom C: version c2308 only; version c2316 only; version c2338 only; version c2350 only; version c2358 only; version c2508 only; …
  • Intel Atom E: version e3805 only; version e3815 only; version e3825 only; version e3826 only; version e3827 only; version e3845 only
  • Intel Atom x3: version c3130 only; version c3200rk only; version c3205rk only; version c3230rk only; version c3235rk only; version c3265rk only; …
  • Intel Atom Z: version z2420 only; version z2460 only; version z2480 only; version z2520 only; version z2560 only; version z2580 only; …
  • Intel Celeron J: version j1750 only; version j1800 only; version j1850 only; version j1900 only; version j3060 only; version j3160 only; …
  • Intel Celeron N: version n2805 only; version n2806 only; version n2807 only; version n2808 only; version n2810 only; version n2815 only; …
  • Intel Core i3: version 330e only; version 330m only; version 330um only; version 350m only; version 370m only; version 380m only; …
  • Intel Core i5: version 430m only; version 430um only; version 450m only; version 460m only; version 470um only; version 480m only; …
  • Intel Core i7: version 7y75 only; version 610e only; version 620le only; version 620lm only; version 620m only; version 620ue only; …
  • Intel Core M: version 5y10 only; version 5y10a only; version 5y10c only; version 5y31 only; version 5y51 only; version 5y70 only; …
  • Intel Core m3: version 6y30 only; version 7y30 only; version 7y32 only
  • Intel Core m5: version 6y54 only; version 6y57 only
  • Intel Core m7: version 6y75 only
  • Intel Pentium J: version j2850 only; version j2900 only; version j3710 only; version j4205 only
  • Intel Pentium N: version n3510 only; version n3520 only; version n3530 only; version n3540 only; version n3700 only; version n3710 only; …
  • Intel Xeon: version e5502 only; version e5503 only; version e5504 only; version e5506 only; version e5507 only; version e5520 only; …
  • Intel Xeon Bronze 3104: affected versions not specified
  • Intel Xeon Bronze 3106: affected versions not specified
  • Intel Xeon E-1105c: affected versions not specified
  • Intel Xeon e3: version 1505m_v6 only; version 1515m_v5 only; version 1535m_v5 only; version 1535m_v6 only; version 1545m_v5 only; version 1558l_v5 only; …
  • Intel Xeon e3 1105c v2: affected versions not specified
  • Intel Xeon e3 1125c: affected versions not specified
  • Intel Xeon e3 1125c v2: affected versions not specified
  • Intel Xeon e3 1220: affected versions not specified
  • and 184 more

Published 2018-03-27. Last modified 2026-06-17.