Threats Tagged 'ghsa-cxpq-4fh3-6276'
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Threats Tagged 'ghsa-cxpq-4fh3-6276'
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A vulnerability in the Linux kernel's LLC (Logical Link Control) layer was resolved involving insufficient reservation of device headroom for allocated frames. The function llc_alloc_frame() reserved link-layer headroom based on the device type, which was inadequate for stacked Ethernet devices like VLAN devices. This could cause underflow of skb headroom in eth_header() when an LLC response is processed on such devices. The fix involved using LL_RESERVED_SPACE() to correctly account for the required headroom while maintaining the existing device-type checks. Join the discussion | GCVE Database | 10/18/2026, 18:31:52 UTC Added: 10/18/2026, 19:40:32 UTC |
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