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A vulnerability in the Linux kernel's bridge device transmit (xmit) path allowed the use of uninitialized memory when processing sk_buff (skb) packets shorter than the Ethernet header length (ETH_HLEN). The function br_dev_xmit in net/bridge/br_device.c did not properly check that the skb was long enough before accessing its contents, leading to potential use of uninitialized values. This could be triggered by sending a deliberately short packet to the bridge device, as demonstrated by syzbot and dropwatch logs.
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No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
2 sources tracked across advisories and community write-ups. News coverage will land here when it surfaces.
No news coverage yet. Advisories and community discussion only.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
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YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.