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🌐 Network

Linux Kernel CVE-2026-43503: Networking skbuff Frag-Transfer Bug Causes Memory Corruption — CVSS 8.8

Linux kernel stable branch patches published 23 May address CVE-2026-43503, a CVSS 8.8 memory corruption vulnerability in two networking helper functions that incorrectly handle the SKBFL_SHARED_FRAG flag during fragment transfers. The bug affects the skb_shift and __pskb_copy_fclone functions across multiple kernel versions and can be triggered by crafted network traffic on affected configurations.

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