Threats Tagged 'cve-2026-63992'
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Threats Tagged 'cve-2026-63992'
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In the Linux kernel, the following vulnerability has been resolved: tunnels: do not assume transport header in iptunnel_pmtud_check_icmp() In some… (CVE-2026-63992)CVE-2026-63992 0 In the Linux kernel, the following vulnerability has been resolved: tunnels: do not assume transport header in iptunnel_pmtud_check_icmp() In some cases, iptunnel_pmtud_check_icmp() can be called while skb transport header is not set. This triggers an out-of-bound access, because (typeof(skb->transport_header))~0U is 65535. Access the icmp header based on IPv4 network header, after making sure icmp->type is present in skb linear part. Note that iptunnel_pmtud_check_icmpv6()) is fine. Join the discussion | GCVE Database | 07/19/2026, 18:31:48 UTC Added: 07/19/2026, 19:38:18 UTC |
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