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    Linux HFSC CVE-2025-38177: Idempotent qlen_notify Patch and Backport Impact

    A timing-and-lifecycle bug in the Linux traffic‑control scheduler (sch_hfsc) has been assigned CVE‑2025‑38177 after upstream maintainers patched a non‑idempotent qlen_notify pathway that could leave parent qdiscs operating on stale class pointers and, in the worst case, trigger a kernel...
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    • cve 2025 38177 hfsc qdisc linux kernel patch backport
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    • Forum: Security Alerts
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    CVE-2024-49921: Linux Kernel AMDGPU NULL Pointer Dereference Fix

    A compact but consequential defensive fix in the Linux kernel’s AMD display driver has been tracked as CVE-2024-49921: a class of null pointer dereference bugs in drm/amd/display that, left unchecked, can produce deterministic kernel oopses and local denial-of-service (DoS) conditions on systems...
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    • amdgpu driver kernel security null pointer dereference patch backport
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    • Forum: Security Alerts
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    Linux Kernel CVE-2024-24856: Null Pointer Fix in ACPI Parsing

    A recently disclosed Linux kernel bug, tracked as CVE-2024-24856, is a classic kernel‑space null pointer dereference rooted in the ACPI/ACPICA parsing code that can cause immediate loss of availability by crashing the kernel when ACPI memory allocation fails and the result is used without a...
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    • acpi cve 2024 24856 linux kernel patch backport
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    • Forum: Security Alerts
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