Vào ngày 19-20/10/2026, các bản phân phối Linux chính như AlmaLinux, Debian, Fedora, Mageia, Oracle, Red Hat, SUSE và Ubuntu đã phát hành các bản vá bảo mật quan trọng. Các bản vá này tập trung vào các thành phần cốt lõi như kernel, curl, openssh, chromium, postgresql, kubernetes, podman cùng nhiều phiên bản PHP và Python. Ubuntu đã vá bảy phiên bản PHP từ php5 đến php8.5 thông qua USN-8936-1, trong khi Red Hat phát hành riêng các bản vá cho postgresql:16 và postgresql:18, cùng các bản vá kernel và kernel-rt cho EL8 và EL10. Lập trình viên nên theo dõi các bản vá này, đặc biệt với các thành phần quan trọng đang sử dụng trong hệ thống.
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Why read it: Đây là bản cập nhật bảo mật quan trọng giúp lập trình viên nắm kịp các lỗ hổng mới nhất trong các thành phần phần mềm họ đang sử dụng.
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Try itmalloc has a very nice and simple interface: you ask for a certain amount of memory, and you’re given a void pointer to your block of contiguous bytes that’s been magicked into existence. Once you’re done with it, you call free with the same pointer and the memory disappears into the ether.
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Software was slowing down my Pi.
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Keyword being 'hopefully'.
Linus Torvalds released Linux 7.4-rc2, calling it a big rc2 following the largest ever rc1. The release includes a notable FAT32 performance improvement, especially for synchronous mounts, AMDGPU driver fixes for HDMI 2.2 FRL, and numerous fixes for long-standing core memory management bugs. Torvalds noted the diffstat looks benign and is largely driven by automated coccinelle script updates that add noise, and that AI-generated fixes and bug reports continue to pour in. He said Alexei claims fixes on the bpf side are now coming in faster than new reports. Linux 7.4 is aiming for a stable release around the end of December.
Understanding how malicious actors infiltrate networks is the first step to building resilient infrastructure. To help developers and aspiring security analysts learn the fundamentals of offensive sec
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