{"id":55763,"date":"2020-01-28T00:00:00","date_gmt":"2020-01-27T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/l1des-cacheout-i-vrs-novye-uyazvimosti-v-mikroarhitekturnyh-strukturah-cpu-intel"},"modified":"2020-02-18T14:03:54","modified_gmt":"2020-02-18T11:03:54","slug":"l1des-cacheout-i-vrs-novye-uyazvimosti-v-mikroarhitekturnyh-strukturah-cpu-intel","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/l1des-cacheout-i-vrs-novye-uyazvimosti-v-mikroarhitekturnyh-strukturah-cpu-intel","title":{"rendered":"L1DES (CacheOut) \u00e9s VRS \u2014 \u00faj sebezhet\u0151s\u00e9gek az Intel CPU mikroarchitekt\u00far\u00e1j\u00e1ban","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Intel v\u00e1llalat <noindex><a rel=\"nofollow\" href=\"https:\/\/blogs.intel.com\/technology\/2020\/01\/ipas-intel-sa-00329\/\">felfedte<\/a><\/noindex> inform\u00e1ci\u00f3k k\u00e9t \u00faj Intel CPU s\u00e9r\u00fcl\u00e9kenys\u00e9gr\u0151l, amelyeket az L1D gyors\u00edt\u00f3t\u00e1r adatsziv\u00e1rg\u00e1sa okoz (<noindex><a rel=\"nofollow\" href=\"https:\/\/software.intel.com\/security-software-guidance\/software-guidance\/l1d-eviction-sampling\">CVE-2020-0549<\/a><\/noindex>, L1DES \u2014 L1D Elvon\u00f3 Mintav\u00e9telez\u00e9s) \u00e9s vektoregiszterek (<noindex><a rel=\"nofollow\" href=\"https:\/\/software.intel.com\/security-software-guidance\/software-guidance\/vector-register-sampling\">CVE-2020-0548<\/a><\/noindex>, VRS \u2014 Vektoregiszter Mintav\u00e9telez\u00e9s). A sebezhet\u0151s\u00e9gek a k\u00f6vetkez\u0151 oszt\u00e1lyba tartoznak <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50684\">MDS<\/a><\/noindex> (Microarchitectural Data Sampling) oszt\u00e1lyba tartoznak, \u00e9s a mikroarchitekt\u00far\u00e1s strukt\u00far\u00e1kra vonatkoz\u00f3an v\u00e9gzett oldals\u00f3 csatorn\u00e1s elemz\u00e9si m\u00f3dszerek alkalmaz\u00e1s\u00e1n alapulnak. Az AMD, ARM \u00e9s egy\u00e9b processzorok nem \u00e9rintettek a probl\u00e9m\u00e1kban.<\/p>\n<p>A legnagyobb vesz\u00e9lyt az L1DES s\u00e9r\u00fcl\u00e9kenys\u00e9g jelenti, amely  <noindex><a rel=\"nofollow\" href=\"https:\/\/access.redhat.com\/solutions\/l1d-cache-eviction-and-vector-register-sampling\">megengedi<\/a><\/noindex> a kiker\u00fclt gyors\u00edt\u00f3t\u00e1razott adatok (cache line) felhalmoz\u00f3d\u00e1s\u00e1t, amelyeket az els\u0151 szint\u0171 (L1D) gyors\u00edt\u00f3t\u00e1rb\u00f3l kiutas\u00edtottak, a kit\u00f6lt\u0151 pufferben (Fill Buffer), amely ezen a ponton \u00fcresnek kellene lennie. A kit\u00f6lt\u0151 pufferben felhalmoz\u00f3dott adatok meghat\u00e1roz\u00e1s\u00e1hoz oldals\u00f3 csatorn\u00e1s elemz\u00e9si m\u00f3dszerek alkalmazhat\u00f3k, amelyeket kor\u00e1bban t\u00e1mad\u00e1sokban javasoltak <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50684\">MDS<\/a><\/noindex> (Microarchitectural Data Sampling) \u00e9s <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51852\">TAA<\/a><\/noindex> (Transactional Asynchronous Abort). A MDS \u00e9s TAA kor\u00e1bban megval\u00f3s\u00edtott v\u00e9delm\u00e9nek l\u00e9nyege a mikroarchitekt\u00far\u00e1s pufferek t\u00f6rl\u00e9se a kontextusv\u00e1lt\u00e1s el\u0151tt, de kider\u00fclt, hogy bizonyos k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt az adatok spekulat\u00edvan visszaker\u00fclnek a pufferekbe a t\u00f6rl\u00e9si m\u0171velet ut\u00e1n, ez\u00e9rt a MDS \u00e9s TAA m\u00f3dszerek tov\u00e1bbra is alkalmazhat\u00f3k.<br \/>\nV\u00e9g\u00fcl a t\u00e1mad\u00f3 k\u00e9pes lehet meghat\u00e1rozni a kiutas\u00edtott adatokat az els\u0151 szint\u0171 gyors\u00edt\u00f3b\u00f3l, amelyeket a program futtat\u00e1sa sor\u00e1n m\u00f3dos\u00edtottak, miel\u0151tt az a jelenlegi CPU magot foglalta el, vagy m\u00e1s logikai sz\u00e1lakon (hyperthread) p\u00e1rhuzamosan fut\u00f3 alkalmaz\u00e1sok eset\u00e9n a CPU ugyanazon magj\u00e1ban (a HyperThreading letilt\u00e1sa cs\u00f6kkenti a t\u00e1mad\u00e1s hat\u00e9konys\u00e1g\u00e1t). A L1DES t\u00e1mad\u00e1ssal ellent\u00e9tben nem lehet kiv\u00e1lasztani a konkr\u00e9t fizikai c\u00edmeket ellen\u0151rz\u00e9sre, de lehet\u0151s\u00e9get ad a m\u00e1s logikai sz\u00e1lakban bek\u00f6vetkez\u0151 aktivit\u00e1s passz\u00edv nyomon k\u00f6vet\u00e9s\u00e9re, amely a mem\u00f3ri\u00e1ba t\u00f6rt\u00e9n\u0151 bet\u00f6lt\u00e9ssel vagy elment\u00e9ssel kapcsolatos \u00e9rt\u00e9kekkel \u00e1ll kapcsolatban.<\/p>\n<p><center><img decoding=\"async\" alt=\"L1DES (CacheOut) \u00e9s VRS - \u00faj sebezhet\u0151s\u00e9gek az Intel CPU mikroarchitektur\u00e1lis strukt\u00far\u00e1iban.\" src=\"\/wp-content\/uploads\/2020\/01\/0a5f61b0703517504135e27e32c762bc.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/center><\/p>\n<p>Az L1DES alapj\u00e1n k\u00fcl\u00f6nf\u00e9le kutat\u00f3csoportok t\u00f6bb t\u00e1mad\u00e1si vari\u00e1ci\u00f3t dolgoztak ki, amelyek potenci\u00e1lisan lehet\u0151v\u00e9 teszik a bizalmas inform\u00e1ci\u00f3k kinyer\u00e9s\u00e9t m\u00e1s folyamatokb\u00f3l, oper\u00e1ci\u00f3s rendszerekb\u0151l, virtu\u00e1lis g\u00e9pekb\u0151l \u00e9s v\u00e9dett SGX encl\u00e1v\u00e9kb\u00f3l. <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=49134\">L1TF<\/a><\/noindex>A VUSec csapata<\/p>\n<p>alkalmazta <\/p>\n<ul>\n<li class=\"l\"> a RIDL t\u00e1mad\u00e1si m\u00f3dszert az L1DES s\u00e9r\u00fcl\u00e9kenys\u00e9gre. El\u00e9rhet\u0151 <noindex><a rel=\"nofollow\" href=\"https:\/\/mdsattacks.com\/#ridl-nng\">alkalmazta<\/a><\/noindex> a RIDL t\u00e1mad\u00e1si m\u00f3dszert az L1DES sebezhet\u0151s\u00e9ghez. El\u00e9rhet\u0151 <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/vusec\/ridl\/blob\/master\/pocs\/verw_bypass_l1des.c\">exploitat<\/a><\/noindex>, amely mag\u00e1ban foglalja az Intel MDS v\u00e9dekez\u00e9si m\u00f3dszerek megker\u00fcl\u00e9s\u00e9t, amely a VERW utas\u00edt\u00e1son alapul a mikroarchitekt\u00far\u00e1k puffereinek t\u00f6rl\u00e9s\u00e9re a kernelb\u0151l a felhaszn\u00e1l\u00f3i t\u00e9rbe val\u00f3 visszat\u00e9r\u00e9skor, vagy a host rendszerhez val\u00f3 \u00e1tad\u00e1skor (a kutat\u00f3k eredetileg azt \u00e1ll\u00edtott\u00e1k, hogy a VERW (mikroarchitekt\u00far\u00e1k puffereinek t\u00f6rl\u00e9se) v\u00e9delemhez nem elegend\u0151, \u00e9s teljes L1 cache t\u00f6rl\u00e9s sz\u00fcks\u00e9ges minden kontextusv\u00e1lt\u00e1skor).\n<li class=\"l\"> A parancs <noindex><a rel=\"nofollow\" href=\"https:\/\/zombieloadattack.com\/\">ZombieLoad<\/a><\/noindex>  friss\u00edtette <noindex><a rel=\"nofollow\" href=\"https:\/\/zombieloadattack.com\/zombieload.pdf\">t\u00e1mad\u00e1si m\u00f3dszer<\/a><\/noindex> az L1DES sebezhet\u0151s\u00e9g figyelembev\u00e9tel\u00e9vel.\n<li class=\"l\"> A Michigan \u00c1llami Egyetem kutat\u00f3i kifejlesztettek egy saj\u00e1t t\u00e1mad\u00e1si m\u00f3dszert <noindex><a rel=\"nofollow\" href=\"https:\/\/cacheoutattack.com\/\">CacheOut<\/a><\/noindex> (<noindex><a rel=\"nofollow\" href=\"https:\/\/cacheoutattack.com\/CacheOut.pdf\">PDF<\/a><\/noindex>), amely lehet\u0151v\u00e9 teszi bizalmas inform\u00e1ci\u00f3k kinyer\u00e9s\u00e9t az oper\u00e1ci\u00f3s rendszer kernel\u00e9b\u0151l, virtu\u00e1lis g\u00e9pekb\u0151l \u00e9s a v\u00e9dett SGX z\u00f3n\u00e1kb\u00f3l. A m\u00f3dszer alapja <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51852\">manipul\u00e1ci\u00f3k<\/a><\/noindex> az aszinkron m\u0171veleti megszak\u00edt\u00e1sok mechanizmus\u00e1val (TAA, TSX Asynchronous Abort) a L1D cache-b\u0151l val\u00f3 adatki\u00e1raml\u00e1s ut\u00e1ni puffer tartalm\u00e1nak meghat\u00e1roz\u00e1s\u00e1hoz.\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/pics_base\/0_1580195677.png\"><img decoding=\"async\" alt=\"L1DES (CacheOut) \u00e9s VRS - \u00faj sebezhet\u0151s\u00e9gek az Intel CPU mikroarchitektur\u00e1lis strukt\u00far\u00e1iban.\" src=\"\/wp-content\/uploads\/2020\/01\/68cf9a4cf24206c7d226e0f69b8cad55.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<\/ul>\n<p>A m\u00e1sodik sebezhet\u0151s\u00e9g a VRS (Vector Register Sampling) <noindex><a rel=\"nofollow\" href=\"https:\/\/software.intel.com\/security-software-guidance\/software-guidance\/vector-register-sampling\">kapcsol\u00f3dik<\/a><\/noindex> a t\u00e1rol\u00f3 pufferbe (Store Buffer) t\u00f6rt\u00e9n\u0151 adatki\u00e1raml\u00e1shoz, amely a vektoregisterekb\u0151l olvasott eredm\u00e9nyeket tartalmazza, amelyeket vektoros utas\u00edt\u00e1sok (SSE, AVX, AVX-512) v\u00e9grehajt\u00e1sa sor\u00e1n m\u00f3dos\u00edtottak ugyanazon a CPU magon. A sziv\u00e1rg\u00e1s elegend\u0151en ritka k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt t\u00f6rt\u00e9nik, \u00e9s az okozza, hogy a spekulat\u00edv m\u00f3don v\u00e9grehajtott m\u0171velet, amely a vektoregisterek \u00e1llapot\u00e1nak t\u00fckr\u00f6z\u00e9s\u00e9hez vezet a t\u00e1rol\u00f3 pufferben, k\u00e9slekedik \u00e9s a t\u00f6rl\u00e9s ut\u00e1n fejez\u0151dik be, nem pedig el\u0151tte. Hasonl\u00f3an az L1DES sebezhet\u0151s\u00e9ghez, a t\u00e1rol\u00f3 puffer tartalma ezut\u00e1n a MDS \u00e9s TAA t\u00e1mad\u00e1si m\u00f3dszereivel hat\u00e1rozhat\u00f3 meg.  <\/p>\n<p>A VUSec csoport kutat\u00f3i <noindex><a rel=\"nofollow\" href=\"https:\/\/mdsattacks.com\/#ridl-nng\">k\u00e9sz\u00edtett\u00e9k<\/a><\/noindex> <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/vusec\/ridl\/blob\/master\/pocs\/vrs.c\">exploitat<\/a><\/noindex>, amely lehet\u0151v\u00e9 teszi a CPU magj\u00e1nak ugyanazon logikai folyamat\u00e1ban v\u00e9gzett sz\u00e1m\u00edt\u00e1sok eredm\u00e9nyek\u00e9nt el\u0151\u00e1llt vektoregisterek \u00e9rt\u00e9keinek meghat\u00e1roz\u00e1s\u00e1t. Az Intel <noindex><a rel=\"nofollow\" href=\"https:\/\/software.intel.com\/security-software-guidance\/software-guidance\/vector-register-sampling\">\u00e9rt\u00e9kelte<\/a><\/noindex> a VRS sebezhet\u0151s\u00e9get t\u00fal bonyolultnak tartotta a val\u00f3s t\u00e1mad\u00e1sok v\u00e9grehajt\u00e1s\u00e1hoz, \u00e9s a kock\u00e1zat szintet minim\u00e1lisra (2.8 CVSS) \u00e1ll\u00edtotta be.<\/p>\n<p>A probl\u00e9m\u00e1kra vonatkoz\u00f3 inform\u00e1ci\u00f3kat 2019 m\u00e1jus\u00e1ban adta \u00e1t az Intelnek a grazi m\u0171szaki egyetem Zombieload csapata \u00e9s az amszterdami szabad egyetem VUSec csoportja, majd k\u00e9s\u0151bb, m\u00e1s MDS t\u00e1mad\u00e1si vektorok elemz\u00e9se ut\u00e1n, n\u00e9h\u00e1ny m\u00e1s kutat\u00f3 is meger\u0151s\u00edtette a sebezhet\u0151s\u00e9geket. Az els\u0151 MDS jelent\u00e9sben az L1DES \u00e9s VRS probl\u00e9m\u00e1kr\u00f3l sz\u00f3l\u00f3 inform\u00e1ci\u00f3k nem szerepeltek a jav\u00edt\u00e1s hi\u00e1nya miatt. A jav\u00edt\u00e1s jelenleg sem el\u00e9rhet\u0151, de a meg\u00e1llap\u00edtott titoktart\u00e1si id\u0151szak lej\u00e1rt.<br \/>\nMint v\u00e9delmi megold\u00e1s, aj\u00e1nlott a HyperThreading letilt\u00e1sa. A sebezhet\u0151s\u00e9g kernel oldali blokkol\u00e1s\u00e1hoz javasolt a L1 cache t\u00f6rl\u00e9se minden kontextusv\u00e1lt\u00e1sn\u00e1l (MSR MSR_IA32_FLUSH_CMD bitje) \u00e9s a TSX kiterjeszt\u00e9s letilt\u00e1sa (MSR MSR_IA32_TSX_CTRL \u00e9s MSR_TSX_FORCE_ABORT bitek).<\/p>\n<p>Intel <noindex><a rel=\"nofollow\" href=\"https:\/\/blogs.intel.com\/technology\/2020\/01\/ipas-intel-sa-00329\/\">\u00edg\u00e9r<\/a><\/noindex> a mikrok\u00f3d friss\u00edt\u00e9s kiad\u00e1s\u00e1t, amely megval\u00f3s\u00edtja a probl\u00e9m\u00e1k blokkol\u00e1s\u00e1ra vonatkoz\u00f3 mechanizmusokat a k\u00f6zelj\u00f6v\u0151ben. Az Intel azt is megjegyzi, hogy a 2018-ban javasolt t\u00e1mad\u00e1s elleni v\u00e9delmi m\u00f3dszerek alkalmaz\u00e1sa <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=49134\">L1TF<\/a><\/noindex> (L1 Terminal Fault) lehet\u0151v\u00e9 teszi az L1DES sebezhet\u0151s\u00e9g kihaszn\u00e1l\u00e1s\u00e1nak blokkol\u00e1s\u00e1t virtu\u00e1lis k\u00f6rnyezetekb\u0151l. A t\u00e1mad\u00e1s <noindex><a rel=\"nofollow\" href=\"https:\/\/software.intel.com\/security-software-guidance\/insights\/processors-affected-l1d-eviction-sampling\">alatt<\/a><\/noindex> az Intel Core processzorok, kezdve a hatodik gener\u00e1ci\u00f3t\u00f3l (Sky, Kaby, Coffee, Whiskey, Amber Lake stb.), valamint n\u00e9h\u00e1ny Intel Xeon \u00e9s Xeon Scalable modell.<\/p>\n<p>Tov\u00e1bbi megjegyz\u00e9sk\u00e9nt <noindex><a rel=\"nofollow\" href=\"https:\/\/mdsattacks.com\/#ridl-nng\">fejleszt\u00e9s<\/a><\/noindex> <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/vusec\/ridl\/\">exploit<\/a><\/noindex>, amely lehet\u0151v\u00e9 teszi a t\u00e1mad\u00e1si m\u00f3dszerek alkalmaz\u00e1s\u00e1t <noindex><a rel=\"nofollow\" href=\"https:\/\/mdsattacks.com\/\">RIDL<\/a><\/noindex> a root jelsz\u00f3 hash tartalm\u00e1nak meghat\u00e1roz\u00e1s\u00e1ra a \/etc\/shadow f\u00e1jlb\u00f3l id\u0151szakos hiteles\u00edt\u00e9si k\u00eds\u00e9rletek sor\u00e1n. Ha az eredetileg javasolt exploit 24 \u00f3ra alatt hat\u00e1rozta meg a jelsz\u00f3 hash-t, <noindex><a rel=\"nofollow\" href=\"https:\/\/www.youtube.com\/watch?v=JXPebaGY8RA\">24 \u00f3r\u00e1n bel\u00fcl<\/a><\/noindex>, akkor a TAA (TSX Asynchronous Abort) m\u0171k\u00f6d\u00e9se k\u00f6zben fell\u00e9p\u0151 kisziv\u00e1rg\u00e1s alkalmaz\u00e1s\u00e1val a hasonl\u00f3 m\u0171velet 36 m\u00e1sodperc alatt val\u00f3sult meg. <noindex><a rel=\"nofollow\" href=\"https:\/\/www.youtube.com\/watch?v=zaTxBZXE9pQ\">36 m\u00e1sodperc<\/a><\/noindex>, m\u00edg az \u00fajabb v\u00e1ltozat 4 m\u00e1sodperc alatt v\u00e9gzi el a t\u00e1mad\u00e1st.<\/p>\n<p><center><div class=\"youtube-placeholder\" data-id=\"4DQAcCfg3b8\" onclick=\"loadVideo(this)\">\r\n        <img decoding=\"async\" src=\"https:\/\/img.youtube.com\/vi\/4DQAcCfg3b8\/hqdefault.jpg\" alt=\"Vide\u00f3 lej\u00e1tsz\u00e1sa\" loading=\"lazy\" width=\"480\" height=\"360\" style=\"width:100%;height:auto;\">\r\n        <div class=\"play-button\"><\/div>\r\n    <\/div><\/center><\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Forr\u00e1s: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52260\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Intel \u0440\u0430\u0441\u043a\u0440\u044b\u043b\u0430 \u0441\u0432\u0435\u0434\u0435\u043d\u0438\u044f \u043e \u0434\u0432\u0443\u0445 \u043d\u043e\u0432\u044b\u0445 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044f\u0445 \u0432 CPU Intel, \u0432\u044b\u0437\u0432\u0430\u043d\u043d\u044b\u0445 \u0443\u0442\u0435\u0447\u043a\u043e\u0439 \u0434\u0430\u043d\u043d\u044b\u0445 \u0438\u0437 \u043a\u044d\u0448\u0430 L1D (CVE-2020-0549, L1DES &#8212; L1D Eviction Sampling) \u0438 \u0432\u0435\u043a\u0442\u043e\u0440\u043d\u044b\u0445 \u0440\u0435\u0433\u0438\u0441\u0442\u0440\u043e\u0432 (CVE-2020-0548, VRS &#8212; Vector Register Sampling). \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043e\u0442\u043d\u043e\u0441\u044f\u0442\u0441\u044f \u043a \u043a\u043b\u0430\u0441\u0441\u0443 MDS (Microarchitectural Data Sampling) \u0438 \u043e\u0441\u043d\u043e\u0432\u044b\u0432\u0430\u044e\u0442\u0441\u044f \u043d\u0430 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u0438 \u043c\u0435\u0442\u043e\u0434\u043e\u0432 \u0430\u043d\u0430\u043b\u0438\u0437\u0430 \u043f\u043e \u0441\u0442\u043e\u0440\u043e\u043d\u043d\u0438\u043c \u043a\u0430\u043d\u0430\u043b\u0430\u043c \u043a \u0434\u0430\u043d\u043d\u044b\u043c \u0432 \u043c\u0438\u043a\u0440\u043e\u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u043d\u044b\u0445 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0430\u0445. AMD, [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-55763","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Intel \u0440\u0430\u0441\u043a\u0440\u044b\u043b\u0430 \u0441\u0432\u0435\u0434\u0435\u043d\u0438\u044f \u043e \u0434\u0432\u0443\u0445 \u043d\u043e\u0432\u044b\u0445 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044f\u0445 \u0432 CPU Intel, \u0432\u044b\u0437\u0432\u0430\u043d\u043d\u044b\u0445 \u0443\u0442\u0435\u0447\u043a\u043e\u0439 \u0434\u0430\u043d\u043d\u044b\u0445 \u0438\u0437 \u043a\u044d\u0448\u0430.\" \/>\n\t<meta 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