Description: Rogue guests can cause DoS of Dom0 via high frequency events
References:
 https://xenbits.xen.org/xsa/advisory-332.html
Notes:
  carnil> Fixed in 5.9.5.
Bugs:
upstream: released (5.10-rc1) [4d3fe31bd993ef504350989786858aefdb877daa, f01337197419b7e8a492e83089552b77d3b5fb90, 54c9de89895e0a36047fcc4ae754ea5b8655fb9d, 01263a1fabe30b4d542f34c7e2364a22587ddaf2, 23025393dbeb3b8b3b60ebfa724cdae384992e27, 86991b6e7ea6c613b7692f65106076943449b6b7, c8d647a326f06a39a8e5f0f1af946eacfa1835f8, c2711441bc961b37bba0615dd7135857d189035f, c44b849cee8c3ac587da3b0980e01f77500d158c, 7beb290caa2adb0a399e735a1e175db9aae0523a, e99502f76271d6bc4e374fe368c50c67a1fd3070, 5f7f77400ab5b357b5fdb7122c3442239672186c]
4.19-upstream-stable: released (4.19.155) [25f6b08895d579b461487291d6e48b3953a8bf65, c7f95d899f492c1615538cbebdb781e4a1e7b7cf, dea09436da034930fbd63420b3c6a010b98e8fab, 1506109a85c894cdd1884442b3479d62a74c6f3e, 6a052f3a6282da6861ac590fcda9a0d6b16182e6, fb22061b20ea20fd83da4ef25cebda18b1365a77, 128b11967a26322e8d6bf98edc0406160d481105, 4988884d53c01ca6b4f6e0b6bdcbb2d28b13c860, 8363670c4d0b302cdf0146ee8203401111568b6d, 536075098940120179416dc884e08ced37b2c02a, 17ef715c0c88fe2df485fba68aa7c6c6cb3004f9, c1f90a9cd988bae62273c99aa7c58bf24f9bf0c1]
4.9-upstream-stable: released (4.9.244) [d7b048485f6f71e55f32ce904ead727b187b3671, 5b166acf638fef2c0bac2b18b2314d92c65701ba, e068ed2c1b7ab47e623b8c2eef2537eb5b27defb, e8972e9615c312e37916f57e224a692dd80c38dd, 7d720061cdf40bb7cceadd337c4c698d7222e977, 4daf5efd46cda0e91846164303a9da5559559758, ff215b74d5726561fe1a33584f2d58cbe6e6909d, d949b512adaef2d8857609c950895da8af4ad4c9, cb3c705cfaec87b0ce197444b113ad3e4cab51a4, 0c56aa8589d7dc4342e0d425b21232a08badfd7d, 35b6c796aa3861d740a333540c78110c2bf47dab]
sid: released (5.9.6-1)
4.19-buster-security: released (4.19.160-1)
4.9-stretch-security: released (4.9.246-1)