A vulnerability was found in MMU code in kernel where there is a possible execution path leaving some kernel text and rodata pages writable. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
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Several security issues were fixed in Perl. ========================================================================== Ubuntu Security Notice USN-4602-1 October 26, 2020...
Executive Summary This vulnerability is currently undergoing analysis and not all information is available. Please...
The Vigil@nce team watches public vulnerabilities impacting your computers, and then offers security solutions, a...
数字签名的PDF文件广泛应用于合同、协议中来确保内容的真实性和完整性。用户假设数字签名的PDF文件是最终的，而且无法修改。但在签名的pdf文件中加入标记等或在pdf的表单域中填入内容并不会将pdf签名变得无效。 德国的研究人员分析发现pdf签名机制中存在漏洞，攻击者利用这一特性可以在不修改原始签名验证状态的前提下修改文档的内容。研究人员将这一攻击命名为Shadow Attack，这一机制漏洞获得了2个CVE编号，分别是CVE-2020-9592和CVE-2020-9596。 Shadow攻击. 当攻击者准备一个含有不同层的文档并发送给受害后，Shadow攻击就发生了。受害者会对文件用善意的顶层对…. Source link
Executive Summary This vulnerability is currently undergoing analysis and not all information is available. Please...
Executive Summary This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For...
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