CVE-2024-36270: Linux Kernel

Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: netfilter: tproxy: bail out if IP has been disabled on the device syzbot reports: general protection fault, probably for non-canonical address 0xdffffc0000000003: 0000 [#1] PREEMPT SMP KASAN PTI KASAN: null-ptr-deref in range [0x0000000000000018-0x000000000000001f] [..] RIP: 0010:nf_tproxy_laddr4+0xb7/0x340 net/ipv4/netfilter/nf_tproxy_ipv4.c:62 Call Trace: nft_tproxy_eval_v4 net/netfilter/nft_tproxy.c:56 [inline] nft_tproxy_eval+0xa9a/0x1a00 net/netfilter/nft_tproxy.c:168 __in_dev_get_rcu() can return NULL, so check for this.

Affected products

• Linux Linux Kernel: from 2.6.37, before 5.4.278 (fixed in 5.4.278); from 5.5, before 5.10.219 (fixed in 5.10.219); from 5.11, before 5.15.161 (fixed in 5.15.161); from 5.16, before 6.1.93 (fixed in 6.1.93); from 6.2, before 6.6.33 (fixed in 6.6.33); from 6.7, before 6.9.4 (fixed in 6.9.4); …

Published 2024-06-21. Last modified 2026-06-17.