{"id":102971,"date":"2022-01-16T03:36:38","date_gmt":"2022-01-16T01:36:38","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/%d1%83%d1%8f%d0%b7%d0%b2%d0%b8%d0%bc%d0%be%d1%81%d1%82%d1%8c-%d0%b2-cryptsetup-%d0%bf%d0%be%d0%b7%d0%b2%d0%be%d0%bb%d1%8f%d1%8e%d1%89%d0%b0%d1%8f-%d0%be%d1%82%d0%ba%d0%bb%d1%8e%d1%87%d0%b8%d1%82"},"modified":"2022-01-16T03:36:38","modified_gmt":"2022-01-16T01:36:38","slug":"%d1%83%d1%8f%d0%b7%d0%b2%d0%b8%d0%bc%d0%be%d1%81%d1%82%d1%8c-%d0%b2-cryptsetup-%d0%bf%d0%be%d0%b7%d0%b2%d0%be%d0%bb%d1%8f%d1%8e%d1%89%d0%b0%d1%8f-%d0%be%d1%82%d0%ba%d0%bb%d1%8e%d1%87%d0%b8%d1%82","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/news\/%d1%83%d1%8f%d0%b7%d0%b2%d0%b8%d0%bc%d0%be%d1%81%d1%82%d1%8c-%d0%b2-cryptsetup-%d0%bf%d0%be%d0%b7%d0%b2%d0%be%d0%bb%d1%8f%d1%8e%d1%89%d0%b0%d1%8f-%d0%be%d1%82%d0%ba%d0%bb%d1%8e%d1%87%d0%b8%d1%82","title":{"rendered":"Vulnerabiliteti n\u00eb cryptsetup q\u00eb lejon n\u00ebndeshjen e enkriptimit n\u00eb ndarjet LUKS2","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

N\u00eb paket\u00ebn Cryptsetup, e cila p\u00ebrdoret p\u00ebr enkriptimin e ndarjeve t\u00eb diskut n\u00eb Linux, \u00ebsht\u00eb zbuluar nj\u00eb vulnerabilitet (CVE-2021-4122) q\u00eb lejon, p\u00ebrmes modifikimit t\u00eb metadatave, \u00e7aktivizimin e enkriptimit n\u00eb ndarjet n\u00eb formatin LUKS2 (Linux Unified Key Setup). P\u00ebr t\u00eb shfryt\u00ebzuar k\u00ebt\u00eb vulnerabilitet, sulmuesi duhet t\u00eb ket\u00eb qasje fizike n\u00eb mediumin e enkriptuar, pra, kjo metod\u00eb ka kuptim kryesisht p\u00ebr sulmin ndaj mediumeve t\u00eb jashtme t\u00eb enkriptuara, si\u00e7 jan\u00eb disqet Flash, p\u00ebr t\u00eb cilat sulmuesi ka qasje, por nuk e di fjal\u00ebkalimin p\u00ebr dekriptimin e t\u00eb dh\u00ebnave. <\/p>\n

\u0410\u0442\u0430\u043a\u0430 \u043f\u0440\u0438\u043c\u0435\u043d\u0438\u043c\u0430 \u0442\u043e\u043b\u044c\u043a\u043e \u0434\u043b\u044f \u0444\u043e\u0440\u043c\u0430\u0442\u0430 LUKS2 \u0438 \u0441\u0432\u044f\u0437\u0430\u043d\u0430 \u0441 \u043c\u0430\u043d\u0438\u043f\u0443\u043b\u044f\u0446\u0438\u0435\u0439 \u043c\u0435\u0442\u0430\u0434\u0430\u043d\u043d\u044b\u043c\u0438, \u043e\u0442\u0432\u0435\u0447\u0430\u044e\u0449\u0438\u043c\u0438 \u0437\u0430 \u0430\u043a\u0442\u0438\u0432\u0430\u0446\u0438\u044e \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u044f «online reencryption», \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0435\u0433\u043e \u043f\u0440\u0438 \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e\u0441\u0442\u0438 \u0441\u043c\u0435\u043d\u044b \u043a\u043b\u044e\u0447\u0430 \u0434\u043e\u0441\u0442\u0443\u043f\u0430 \u0438\u043d\u0438\u0446\u0438\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u043f\u0440\u043e\u0446\u0435\u0441\u0441 \u043f\u0435\u0440\u0435\u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445 \u043d\u0430 \u043b\u0435\u0442\u0443 \u0431\u0435\u0437 \u043e\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0438 \u0440\u0430\u0431\u043e\u0442\u044b \u0441 \u0440\u0430\u0437\u0434\u0435\u043b\u043e\u043c. \u0422\u0430\u043a \u043a\u0430\u043a \u043f\u0440\u043e\u0446\u0435\u0441\u0441 \u0440\u0430\u0441\u0448\u0438\u0444\u0440\u043e\u0432\u043a\u0438 \u0438 \u0448\u0438\u0444\u0440\u043e\u0432\u043a\u0438 \u0441 \u043d\u043e\u0432\u044b\u043c \u043a\u043b\u044e\u0447\u043e\u043c \u0437\u0430\u043d\u0438\u043c\u0430\u0435\u0442 \u043c\u043d\u043e\u0433\u043e \u0432\u0440\u0435\u043c\u0435\u043d\u0438, «online reencryption» \u0434\u0430\u0451\u0442 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u043d\u0435 \u043f\u0440\u0435\u0440\u044b\u0432\u0430\u0442\u044c \u0440\u0430\u0431\u043e\u0442\u0443 \u0441 \u0440\u0430\u0437\u0434\u0435\u043b\u043e\u043c \u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u044f\u0442\u044c \u043f\u0435\u0440\u0435\u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0432 \u0444\u043e\u043d\u0435, \u043f\u043e\u0441\u0442\u0435\u043f\u0435\u043d\u043d\u043e \u043f\u0435\u0440\u0435\u0448\u0438\u0444\u0440\u043e\u0432\u044b\u0432\u0430\u044f \u0434\u0430\u043d\u043d\u044b\u0445 \u0441 \u043e\u0434\u043d\u043e\u0433\u043e \u043a\u043b\u044e\u0447\u0430 \u043d\u0430 \u0434\u0440\u0443\u0433\u043e\u0439. \u0412 \u0442\u043e\u043c \u0447\u0438\u0441\u043b\u0435 \u0438\u043c\u0435\u0435\u0442\u0441\u044f \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0432\u044b\u0431\u043e\u0440\u0430 \u043f\u0443\u0441\u0442\u043e\u0433\u043e \u0446\u0435\u043b\u0435\u0432\u043e\u0433\u043e \u043a\u043b\u044e\u0447\u0430, \u0447\u0442\u043e \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u043f\u0435\u0440\u0435\u0432\u0435\u0441\u0442\u0438 \u0440\u0430\u0437\u0434\u0435\u043b \u0432 \u0440\u0430\u0441\u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u0432\u0438\u0434. <\/p>\n

\u0410\u0442\u0430\u043a\u0443\u044e\u0449\u0438\u0439 \u043c\u043e\u0436\u0435\u0442 \u0432\u043d\u0435\u0441\u0442\u0438 \u0432 \u043c\u0435\u0442\u0430\u0434\u0430\u043d\u043d\u044b\u0435 LUKS2 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f, \u0441\u0438\u043c\u0443\u043b\u0438\u0440\u0443\u044e\u0449\u0438\u0435 \u0430\u0432\u0430\u0440\u0438\u0439\u043d\u043e\u0435 \u043f\u0440\u0435\u0440\u044b\u0432\u0430\u043d\u0438\u0435 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0438 \u0440\u0430\u0441\u0448\u0438\u0444\u0440\u043e\u0432\u043a\u0438 \u0432 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u0435 \u0441\u0431\u043e\u044f \u0438 \u0434\u043e\u0431\u0438\u0442\u044c\u0441\u044f \u0440\u0430\u0441\u0448\u0438\u0444\u0440\u043e\u0432\u043a\u0438 \u0447\u0430\u0441\u0442\u0438 \u0440\u0430\u0437\u0434\u0435\u043b\u0430 \u043f\u043e\u0441\u043b\u0435 \u0430\u043a\u0442\u0438\u0432\u0430\u0446\u0438\u0438 \u0438 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u043c\u043e\u0434\u0438\u0444\u0438\u0446\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0433\u043e \u043d\u0430\u043a\u043e\u043f\u0438\u0442\u0435\u043b\u044f \u0432\u043b\u0430\u0434\u0435\u043b\u044c\u0446\u0435\u043c. \u041f\u0440\u0438 \u044d\u0442\u043e\u043c \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c, \u043f\u043e\u0434\u043a\u043b\u044e\u0447\u0438\u0432\u0448\u0438\u0439 \u043c\u043e\u0434\u0438\u0444\u0438\u0446\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u043d\u0430\u043a\u043e\u043f\u0438\u0442\u0435\u043b\u044c \u0438 \u0440\u0430\u0437\u0431\u043b\u043e\u043a\u0438\u0440\u043e\u0432\u0430\u0432\u0448\u0438\u0439 \u0435\u0433\u043e \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u043d\u044b\u043c \u043f\u0430\u0440\u043e\u043b\u0435\u043c, \u043d\u0435 \u043f\u043e\u043b\u0443\u0447\u0430\u0435\u0442 \u043a\u0430\u043a\u043e\u0433\u043e-\u043b\u0438\u0431\u043e \u043f\u0440\u0435\u0434\u0443\u043f\u0440\u0435\u0436\u0434\u0435\u043d\u0438\u044f \u043e \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0438 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0430 \u0432\u043e\u0441\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u0440\u0435\u0440\u0432\u0430\u043d\u043d\u043e\u0439 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0438 \u043f\u0435\u0440\u0435\u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0438 \u043c\u043e\u0436\u0435\u0442 \u0443\u0437\u043d\u0430\u0442\u044c \u043e \u0445\u043e\u0434\u0435 \u0434\u0430\u043d\u043d\u043e\u0439 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0438 \u0442\u043e\u043b\u044c\u043a\u043e \u043f\u0440\u0438 \u043f\u043e\u043c\u043e\u0449\u0438 \u043a\u043e\u043c\u0430\u043d\u0434\u044b «luks Dump». \u041e\u0431\u044a\u0451\u043c \u0434\u0430\u043d\u043d\u044b\u0445, \u0440\u0430\u0441\u0448\u0438\u0444\u0440\u043e\u0432\u043a\u0438 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u043c\u043e\u0436\u0435\u0442 \u0434\u043e\u0431\u0438\u0442\u044c\u0441\u044f \u0430\u0442\u0430\u043a\u0443\u044e\u0449\u0438\u0439, \u0437\u0430\u0432\u0438\u0441\u0438\u0442 \u043e\u0442 \u0440\u0430\u0437\u043c\u0435\u0440\u0430 \u0437\u0430\u0433\u043e\u043b\u043e\u0432\u043a\u0430 LUKS2, \u043d\u043e \u043f\u0440\u0438 \u0440\u0430\u0437\u043c\u0435\u0440\u0435 \u043f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e (16 MiB) \u043c\u043e\u0436\u0435\u0442 \u043f\u0440\u0435\u0432\u044b\u0448\u0430\u0442\u044c 3 \u0413\u0411. <\/p>\n

Problemi \u00ebsht\u00eb shkaktuar nga fakti se, megjith\u00ebse ri-enkriptimi k\u00ebrkon llogaritje dhe verifikim t\u00eb hash-eve t\u00eb \u00e7el\u00ebsave t\u00eb rinj dhe t\u00eb vjet\u00ebr, p\u00ebr t\u00eb filluar dekriptimin, hash-i nuk \u00ebsht\u00eb i nevojsh\u00ebm n\u00ebse gjendja e re n\u00ebnkupton munges\u00ebn e nj\u00eb \u00e7el\u00ebsi p\u00ebr enkriptim (plaintext). P\u00ebr m\u00eb tep\u00ebr, metadata LUKS2, n\u00eb t\u00eb cil\u00ebn p\u00ebrcaktohet algoritmi i enkriptimit, nuk \u00ebsht\u00eb e mbrojtur nga modifikimi n\u00eb rast se bie n\u00eb duar t\u00eb keqdash\u00ebsve. P\u00ebr t\u00eb bllokuar k\u00ebt\u00eb vulnerabilitet, zhvilluesit kan\u00eb shtuar nj\u00eb mbrojtje t\u00eb re p\u00ebr metadata n\u00eb LUKS2, p\u00ebr t\u00eb cilat tani kontrollohet nj\u00eb hash shtes\u00eb, e cila llogaritet mbi baz\u00ebn e \u00e7el\u00ebsave t\u00eb njohur dhe p\u00ebrmbajtjes s\u00eb metadata, dometh\u00ebn\u00eb, tani sulmuesi nuk mund ta ndryshoj\u00eb pa u kuptuar metadata pa e ditur fjal\u00ebkalimin p\u00ebr dekriptimin. <\/p>\n

Skenari tipik i sulmit k\u00ebrkon q\u00eb keqdash\u00ebsi t\u00eb ket\u00eb mund\u00ebsin\u00eb t\u00eb p\u00ebrfitoj\u00eb disa her\u00eb nga disku. N\u00eb fillim, sulmuesi, i cili nuk e di fjal\u00ebkalimin e aksesit, b\u00ebn ndryshime n\u00eb zon\u00ebn e meta-datat q\u00eb inicojn\u00eb dekriptimin e nj\u00eb pjese t\u00eb t\u00eb dh\u00ebnave gjat\u00eb aktivizimit t\u00eb diskut n\u00eb vazhdim. M\u00eb pas, disku kthehet n\u00eb vendin e tij dhe sulmuesi pret derisa p\u00ebrdoruesi ta lidh\u00eb at\u00eb duke futur fjal\u00ebkalimin. Gjat\u00eb aktivizimit t\u00eb pajisjes nga p\u00ebrdoruesi, nis nj\u00eb proces i pas\u00ebm ri-enkriptimi, n\u00eb t\u00eb cilin nj\u00eb pjes\u00eb e t\u00eb dh\u00ebnave t\u00eb koduara z\u00ebvend\u00ebsohet me t\u00eb dh\u00ebna t\u00eb dekriptuara. N\u00eb vazhdim, n\u00ebse sulmuesi arrin ta ket\u00eb n\u00eb duar pajisjen p\u00ebr her\u00eb t\u00eb dyt\u00eb, nj\u00eb pjes\u00eb e t\u00eb dh\u00ebnave n\u00eb disk do t\u00eb jet\u00eb n\u00eb format t\u00eb dekriptuar. <\/p>\n

\u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 \u043c\u044d\u0439\u043d\u0442\u0435\u0439\u043d\u0435\u0440\u043e\u043c \u043f\u0440\u043e\u0435\u043a\u0442\u0430 cryptsetup \u0438 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430 \u0432 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f\u0445 cryptsetup 2.4.3 \u0438 2.3.7. \u0421\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0439 \u0441 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0435\u043c \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u0432 \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u0430\u0445 \u043c\u043e\u0436\u043d\u043e \u043e\u0442\u0441\u043b\u0435\u0434\u0438\u0442\u044c \u043d\u0430 \u0434\u0430\u043d\u043d\u044b\u0445 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0430\u0445: Debian, RHEL, SUSE, Fedora, Ubuntu, Arch. \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043f\u0440\u043e\u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0442\u043e\u043b\u044c\u043a\u043e \u043d\u0430\u0447\u0438\u043d\u0430\u044f \u0441 \u0432\u044b\u043f\u0443\u0441\u043a\u0430 cryptsetup 2.2.0, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u043f\u043e\u044f\u0432\u0438\u043b\u0430\u0441\u044c \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0438 «online reencryption». \u0412 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u043e\u0431\u0445\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0443\u0442\u0438 \u0437\u0430\u0449\u0438\u0442\u044b \u043c\u043e\u0436\u0435\u0442 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c\u0441\u044f \u0437\u0430\u043f\u0443\u0441\u043a \u0441 \u043e\u043f\u0446\u0438\u0435\u0439 «—disable-luks2-reencryption».
\n
Burimi: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0412 \u043f\u0430\u043a\u0435\u0442\u0435 Cryptsetup, \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u043c\u043e\u043c \u0434\u043b\u044f \u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0434\u0438\u0441\u043a\u043e\u0432\u044b\u0445 \u0440\u0430\u0437\u0434\u0435\u043b\u043e\u0432 \u0432 Linux, \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2021-4122), \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u0447\u0435\u0440\u0435\u0437 \u043c\u043e\u0434\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u044e \u043c\u0435\u0442\u0430\u0434\u0430\u043d\u043d\u044b\u0445 \u0434\u043e\u0431\u0438\u0442\u044c\u0441\u044f \u043e\u0442\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u044f \u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0432 \u0440\u0430\u0437\u0434\u0435\u043b\u0430\u0445 \u0432 \u0444\u043e\u0440\u043c\u0430\u0442\u0435 LUKS2 (Linux Unified Key Setup). \u0414\u043b\u044f \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u0430\u0442\u0430\u043a\u0443\u044e\u0449\u0438\u0439 \u0434\u043e\u043b\u0436\u0435\u043d \u0438\u043c\u0435\u0442\u044c \u0444\u0438\u0437\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u0437\u0430\u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u043c\u0443 \u043d\u043e\u0441\u0438\u0442\u0435\u043b\u044e, \u0442.\u0435. \u043c\u0435\u0442\u043e\u0434 \u0438\u043c\u0435\u0435\u0442 \u0441\u043c\u044b\u0441\u043b \u0432 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u043c \u0434\u043b\u044f \u0430\u0442\u0430\u043a\u0438 \u043d\u0430 \u0437\u0430\u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0435 \u0432\u043d\u0435\u0448\u043d\u0438\u0435 \u043d\u0430\u043a\u043e\u043f\u0438\u0442\u0435\u043b\u0438, \u0442\u0430\u043a\u0438\u0435 \u043a\u0430\u043a Flash-\u0434\u0438\u0441\u043a\u0438, […]<\/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-102971","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47Nj\u00eb dob\u00ebsi n\u00eb cryptsetup q\u00eb lejon \u00e7aktivizimin e criptimit n\u00eb ndarjet LUKS2 | ProHoster","description":"N\u00eb paket\u00ebn Cryptsetup, e cila p\u00ebrdoret p\u00ebr enkriptimin e ndarjeve t\u00eb disqeve n\u00eb Linux, \u00ebsht\u00eb identifikuar nj\u00eb vulnerabilitet (CVE-2021-4122), i cili lejon p\u00ebrmes modifikimit t\u00eb metadata t\u00eb arrihet shfuqizimi i enkriptimit n\u00eb 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