{"id":47752,"date":"2026-04-23T22:35:43","date_gmt":"2026-04-23T15:35:43","guid":{"rendered":"https:\/\/antoanthongtinhaiphong.gov.vn\/?p=47752"},"modified":"2026-05-05T22:36:36","modified_gmt":"2026-05-05T15:36:36","slug":"apple-va-lo-hong-nghiem-trong-cho-phep-khoi-phuc-tin-nhan-signal-da-xoa","status":"publish","type":"post","link":"https:\/\/antoanthongtinhaiphong.gov.vn\/apple-va-lo-hong-nghiem-trong-cho-phep-khoi-phuc-tin-nhan-signal-da-xoa\/","title":{"rendered":"Apple v\u00e1 l\u1ed7 h\u1ed5ng nghi\u00eam tr\u1ecdng cho ph\u00e9p kh\u00f4i ph\u1ee5c tin nh\u1eafn Signal \u0111\u00e3 x\u00f3a"},"content":{"rendered":"
D\u00f9 ng\u01b0\u1eddi d\u00f9ng \u0111\u00e3 x\u00f3a tin nh\u1eafn, th\u1eadm ch\u00ed g\u1ee1 b\u1ecf \u1ee9ng d\u1ee5ng, m\u1ed9t ph\u1ea7n d\u1eef li\u1ec7u v\u1eabn c\u00f3 th\u1ec3 b\u1ecb l\u01b0u l\u1ea1i trong b\u1ed9 nh\u1edb h\u1ec7 th\u1ed1ng iPhone. \u0110\u00e2y l\u00e0 l\u1ed7 h\u1ed5ng bu\u1ed9c Apple ph\u1ea3i ph\u00e1t h\u00e0nh b\u1ea3n v\u00e1 kh\u1ea9n c\u1ea5p sau khi c\u00e1c ph\u00e1t hi\u1ec7n cho th\u1ea5y d\u1eef li\u1ec7u c\u00f3 th\u1ec3 b\u1ecb khai th\u00e1c t\u1eeb c\u01a1 ch\u1ebf l\u01b0u tr\u1eef th\u00f4ng b\u00e1o.<\/b>
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\"Anh-whitehat-vn.png\"<\/div>\n<\/div>\n
\nApple v\u1eeba ph\u00e1t h\u00e0nh b\u1ea3n c\u1eadp nh\u1eadt b\u1ea3o m\u1eadt ngo\u00e0i chu k\u1ef3 cho iOS v\u00e0 iPadOS nh\u1eb1m x\u1eed l\u00fd l\u1ed7 h\u1ed5ng CVE-2026-28950, t\u1ed3n t\u1ea1i trong d\u1ecbch v\u1ee5 Notification Services. L\u1ed7i n\u00e0y khi\u1ebfn c\u00e1c th\u00f4ng b\u00e1o \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u x\u00f3a v\u1eabn c\u00f3 th\u1ec3 b\u1ecb gi\u1eef l\u1ea1i trong b\u1ed9 nh\u1edb thi\u1ebft b\u1ecb, t\u1ea1o ra nguy c\u01a1 kh\u00f4i ph\u1ee5c d\u1eef li\u1ec7u ngo\u00e0i \u00fd mu\u1ed1n.<\/p>\n

V\u1ea5n \u0111\u1ec1 tr\u1edf n\u00ean \u0111\u00e1ng ch\u00fa \u00fd sau b\u00e1o c\u00e1o t\u1eeb 404 Media, trong \u0111\u00f3 FBI \u0111\u01b0\u1ee3c cho l\u00e0 \u0111\u00e3 kh\u00f4i ph\u1ee5c tin nh\u1eafn t\u1eeb Signal tr\u00ean m\u1ed9t thi\u1ebft b\u1ecb iPhone, ngay c\u1ea3 khi \u1ee9ng d\u1ee5ng \u0111\u00e3 b\u1ecb g\u1ee1 b\u1ecf. Theo m\u00f4 t\u1ea3 k\u1ef9 thu\u1eadt, d\u1eef li\u1ec7u kh\u00f4ng \u0111\u1ebfn t\u1eeb h\u1ec7 th\u1ed1ng m\u00e3 h\u00f3a \u0111\u1ea7u cu\u1ed1i c\u1ee7a Signal, m\u00e0 \u0111\u01b0\u1ee3c tr\u00edch xu\u1ea5t t\u1eeb b\u1ed9 nh\u1edb th\u00f4ng b\u00e1o c\u1ee7a iOS.<\/p>\n

\u0110i\u1ec1u n\u00e0y cho th\u1ea5y d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m kh\u00f4ng b\u1ecb l\u1ed9 do ph\u00e1 v\u1ee1 m\u00e3 h\u00f3a, m\u00e0 xu\u1ea5t ph\u00e1t t\u1eeb s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a b\u1ea3n sao th\u00f4ng b\u00e1o \u1edf c\u1ea5p h\u1ec7 \u0111i\u1ec1u h\u00e0nh, m\u1ed9t c\u01a1 ch\u1ebf n\u1eb1m ngo\u00e0i ph\u1ea1m vi ki\u1ec3m so\u00e1t c\u1ee7a \u1ee9ng d\u1ee5ng.<\/p>\n

Apple kh\u00f4ng c\u00f4ng b\u1ed1 chi ti\u1ebft k\u1ef9 thu\u1eadt li\u00ean quan \u0111\u1ebfn l\u1ed7 h\u1ed5ng, nh\u01b0ng vi\u1ec7c ph\u00e1t h\u00e0nh b\u1ea3n v\u00e1 ngo\u00e0i chu k\u1ef3 c\u1eadp nh\u1eadt th\u00f4ng th\u01b0\u1eddng cho th\u1ea5y m\u1ee9c \u0111\u1ed9 nghi\u00eam tr\u1ecdng c\u1ee7a v\u1ea5n \u0111\u1ec1. B\u1ea3n c\u1eadp nh\u1eadt iOS 26.4.2 v\u00e0 iOS 18.7.8 \u0111\u01b0\u1ee3c cho l\u00e0 \u0111\u00e3 c\u1ea3i thi\u1ec7n c\u01a1 ch\u1ebf x\u1eed l\u00fd v\u00e0 x\u00f3a d\u1eef li\u1ec7u trong h\u1ec7 th\u1ed1ng th\u00f4ng b\u00e1o.<\/p>\n

Signal Foundation c\u0169ng ghi nh\u1eadn \u0111\u1ed9ng th\u00e1i n\u00e0y, cho r\u1eb1ng vi\u1ec7c b\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0 ph\u1ee5 thu\u1ed9c v\u00e0o to\u00e0n b\u1ed9 h\u1ec7 sinh th\u00e1i, kh\u00f4ng ch\u1ec9 ri\u00eang t\u1eebng \u1ee9ng d\u1ee5ng.<\/p>\n

Ng\u01b0\u1eddi d\u00f9ng \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb c\u1eadp nh\u1eadt thi\u1ebft b\u1ecb l\u00ean phi\u00ean b\u1ea3n iOS\/iPadOS m\u1edbi nh\u1ea5t \u0111\u1ec3 gi\u1ea3m thi\u1ec3u r\u1ee7i ro d\u1eef li\u1ec7u b\u1ecb l\u01b0u gi\u1eef ngo\u00e0i \u00fd mu\u1ed1n. B\u00ean c\u1ea1nh \u0111\u00f3, v\u1edbi Signal, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt b\u1eb1ng c\u00e1ch v\u00e0o Signal Settings > Notifications > Notification content v\u00e0 chuy\u1ec3n ch\u1ebf \u0111\u1ed9 hi\u1ec3n th\u1ecb sang \u201cCh\u1ec9 t\u00ean\u201d (Name Only) ho\u1eb7c \u201cKh\u00f4ng t\u00ean v\u00e0 n\u1ed9i dung\u201d (No Name or Content), nh\u1eb1m h\u1ea1n ch\u1ebf vi\u1ec7c n\u1ed9i dung tin nh\u1eafn xu\u1ea5t hi\u1ec7n v\u00e0 b\u1ecb l\u01b0u trong h\u1ec7 th\u1ed1ng th\u00f4ng b\u00e1o c\u1ee7a iOS.
\n\u200b<\/p><\/div>\n

\u200b<\/div>\n
\n
Theo Bleeping Computer<\/i><\/b><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

D\u00f9 ng\u01b0\u1eddi d\u00f9ng \u0111\u00e3 x\u00f3a tin nh\u1eafn, th\u1eadm ch\u00ed g\u1ee1 b\u1ecf \u1ee9ng d\u1ee5ng, m\u1ed9t ph\u1ea7n d\u1eef li\u1ec7u v\u1eabn c\u00f3 th\u1ec3 b\u1ecb l\u01b0u l\u1ea1i trong b\u1ed9 nh\u1edb h\u1ec7 th\u1ed1ng iPhone. \u0110\u00e2y l\u00e0 l\u1ed7 h\u1ed5ng bu\u1ed9c Apple ph\u1ea3i ph\u00e1t h\u00e0nh b\u1ea3n v\u00e1 kh\u1ea9n c\u1ea5p sau khi c\u00e1c ph\u00e1t hi\u1ec7n cho th\u1ea5y d\u1eef li\u1ec7u c\u00f3 th\u1ec3 b\u1ecb khai […]<\/p>\n","protected":false},"author":20,"featured_media":47753,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"tdm_status":"","tdm_grid_status":"","footnotes":""},"categories":[4,24,35],"tags":[],"class_list":["post-47752","post","type-post","status-publish","format-standard","has-post-thumbnail","category-kien-thuc-an-toan-thong-tin","category-tin-noi-bat","category-tin-tuc-su-kien"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/antoanthongtinhaiphong.gov.vn\/wp-json\/wp\/v2\/posts\/47752","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/antoanthongtinhaiphong.gov.vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/antoanthongtinhaiphong.gov.vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/antoanthongtinhaiphong.gov.vn\/wp-json\/wp\/v2\/users\/20"}],"replies":[{"embeddable":true,"href":"https:\/\/antoanthongtinhaiphong.gov.vn\/wp-json\/wp\/v2\/comments?post=47752"}],"version-history":[{"count":1,"href":"https:\/\/antoanthongtinhaiphong.gov.vn\/wp-json\/wp\/v2\/posts\/47752\/revisions"}],"predecessor-version":[{"id":47754,"href":"https:\/\/antoanthongtinhaiphong.gov.vn\/wp-json\/wp\/v2\/posts\/47752\/revisions\/47754"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/antoanthongtinhaiphong.gov.vn\/wp-json\/wp\/v2\/media\/47753"}],"wp:attachment":[{"href":"https:\/\/antoanthongtinhaiphong.gov.vn\/wp-json\/wp\/v2\/media?parent=47752"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/antoanthongtinhaiphong.gov.vn\/wp-json\/wp\/v2\/categories?post=47752"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/antoanthongtinhaiphong.gov.vn\/wp-json\/wp\/v2\/tags?post=47752"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}