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oss-sec mailing list archives From: Oriol Castejón <Oriol.Castejon () exodusintel com> Date: Wed, 24 Apr 2024 16:46:08 +0000 Hi all, a use-after-free vulnerability in the io_uring subsystem of the Linux kernel (CVE-2024-0582) was identified last November by Jann Horn from Google Project Zero, see: https://bugs.chromium.org/p/project-zero/issues/detail?id=2504 The issue was introduced by the following commit, which was included in version 6.4 of the Linux kernel:...
In this post, we are going to talk about MITRE ATT&CK® technique T1001 – Data Obfuscation. As the name indicates, this technique consists in making data, usually sent over Command and Control (C&C) communications, more difficult to detect and decode. There are countless ways to do that, but here we are going to focus on disguising payloads – which can simply be information, but also files written as malware or scripts – as images. Why would someone do that?
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