CVE-2023-53343

CVE-2023-53343: Linux kernel vulnerability where icmp6_dev() dereferences ip6_null_entry->rt6i_idev, potentially enabling NULL pointer dereference when processing IPv6 Extension Headers (RPL/SRv6). Impact is local (AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H) with available mitigation by upgrading to ...

CVE-2023-53343: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: icmp6: Fix null-ptr-deref of ip6nullentry-rt6iidev in icmp6dev. With some IPv6 Ext Hdr RPL, SRv6, etc., we can send a packet that has the link-local address as src and dst IP and will be forwarded to an external IP in the IPv6 Ex...