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Deepin Security Updates——Fixed Meltdown and Specter Security Vulnerability (CVE-2017-5754)(1)
Google Project Zero and other security teams disclosed that there was a serious security vulnerability in Intel and other processor chips, issued a A-level vulnerability risk notice, and reminded that the vulnerability evolved into a A-level cyber security disaster for the cloud and information infrastructure. Relevant vulnerabilities exploit the implementation flaws of the acceleration mechanism worked at chip hardware level to execute side-channel attacks, and indirectly read system memory through CPU cache. Meltdown is named for "melting" the hardware security boundary, and Specter is named for its invisibility. Vulnerability introduction There are two methods tp attack Intel processors: Meltdown and Specter. ...Read more
Deepin Movie V3.2 is Released
Deepin Movie V3.2 is a revision, which not only added some features, but also optimized the details and fixed bugs from user feedback. New Features: Added drag and drop function for ordering playlist; Added zero copy hardware decoding function of vaapi and vdpau; Optimization: Optimized 4k video rendering; Optimized the response area for preview in progress bar; Optimized that if no file was playing, double click the window to open the recent video; Optimized the slowly opened playlist that has too many files; Bugs Fixed: Fixed the issue that preview pointer was not in the middle after changing screen resolution from high to low; Fixed the black bars in the left and right of the window; Fixed the issue that video was stretched occasionally; Fixed the gaps between playlist and toolbar; Fixed the issue that when playback at full screen, and automatically switch to the next movie, it showed error; Fixed the issue that in full screen mode, move the mouse to the top, but the bottom toolbar can not disappear; Fixed the issue that video was not played in order after setting a new playback order; Fixed the issue that in 4k video playback, the preview screen was normal but it became blurred in playback; Fixed the issue that the window can not adjust to maximum when dragging it to the top of the screen; Fixed the issue that the window can not resize to previous size after maximum by dragging to top ; Fixed the issue that when toolbar was not shown, press F3, only playlist was shown, without toolbar; Fixed the issue that the top toolbar was shown, but the bottom one was not shown after exiting from full screen; Fixed the issue that it can not reload the last loaded subtitles; Fixed the issue that the progress bar did not widen when the mouse pointer was on it; Fixed the issue that there was a shadow after preview pointer; Fixed the issue that in video playback, sometimes it was invalid to click on the progress bar; Fixed the issue that when skipping to next video, the window returned to initial size at first and then enlarged to previous size; Fixed the issue that file path in Movie Info did not display completely; Fixed the issue that the progress bar did not widen on mouseover after unchecking “Show video preview on mouseover”; Fixed the issue that the window can not be dragged in mini mode; Fixed the issue that the window disappeared after opening two or more URL; Fixed the issue that in subtitle settings, the font size can not be adjusted according to continuous scrolling; Fixed the issue that in full-screen playback, occasionally the video was not shown completely; Fixed the issue that the “Open URL” dialog box did not keep in front all the time; Fixed the issue that there were two files in the playlist if double click one video in smb; Fixed the issue that double click the video and it did not play occasionally; Fixed the issue that right click on title bar, it popped up context menu of software and then that of system; Fixed the issue that volume size can not be saved; Fixed the issue that the window did not resume to initial size after playback; Fixed the issue that the playlist location was incorrect after switching between full screen mode and mini mode. Welcome to use Deepin Movie V3.2 by updating your system or downloading it in Deepin Store.
Deepin Graphics and Driver Manager ——The Best Graphics Driver Solution
A new member comes to Deepin Family!——Deepin Graphics Driver Manager! Deepin Graphics Driver Manager is a compact and easy to use graphics driver managing tool. It includes graphics card hardware detection, graphics driver installation, graphics driver solution switching, graphics driver automatic recovery and other functions. Deepin Graphics Driver Manager will recommend the best graphics driver solution according to your graphics card type, you can also switch to other solutions. NVIDIA Graphics Driver Management When NVIDIA Graphics Card is detected, Deepin Graphics Driver Manager will further test the graphics card type: single graphics card, dual graphics card (Desktop Computer) and ...Read more
Deepin Clone V1.0 is Released——Backup and Restore, Security and Reliable
A new member comes to Deepin Family! Deepin Clone is a tool to backup and restore developed by Deepin Technology. It supports to clone, backup and restore disk or partition. And works with Deepin Recovery to fix the boot, partition and so on. Disk and Partition Mutually Independent, No Operation Interference Start Deepin Clone, you can freely select to operate on the whole disk or partition. It will remember what you select for next time. Backup and Restore Partition, Quickly Operate by Needs Important files or data in the system are generally stored in a specific partition, then ...Read more
Deepin Security Update——Urgently Fixed wpa Security vulnerability DSA-3999-1 in WIFI Connection
The security updates of wpa. Vulnerability Information DSA-3999-1 wpa —Security Updates Security database details: Mathy Vanhoef of the imec-DistriNet research group of KU Leuven discovered multiple vulnerabilities in the WPA protocol, used for authentication in wireless networks. Those vulnerabilities applies to both the access point (implemented in hostapd) and the station (implemented in wpa_supplicant). An attacker exploiting the vulnerabilities could force the vulnerable system to reuse cryptographic session keys, enabling a range of cryptographic attacks against the ciphers used in WPA1 and WPA2. More information can be found in the researchers's paper, Key Reinstallation Attacks: Forcing Nonce Reuse in WPA2. CVE-2017-13077: ...Read more
deepin Security Updates (CVE-2017-12134 &CVE-2017-12153 &CVE-2017-12154 …&CVE-2017-1000252)
The security updates of systemd and linux kernal. Vulnerability Information CVE-2017-12134 —Security Updates Security database details: The xen_biovec_phys_mergeable function in drivers/xen/biomerge.c in Xen might allow local OS guest users to corrupt block device data streams and consequently obtain sensitive memory information, cause a denial of service, or gain host OS privileges by leveraging incorrect block IO merge-ability calculation. CVE-2017-12153 —Security Updates Security database details: A security flaw was discovered in the nl80211_set_rekey_data() function in net/wireless/nl80211.c in the Linux kernel through 4.13.3. This function does not check whether the required attributes are present in a Netlink request. This request can be issued by ...Read more