{ "cveId": "CVE-2025-40357", "url": "https://patchblox.com/security/cve/CVE-2025-40357", "summary": "CVE-2025-40357 is fixed in 40 products on 1 platform, first by DEBIAN-CVE-2025-40357, released December 16, 2025. It is not reported as exploited. Patch Radar priority: High.", "title": "linux: In the Linux kernel, the following vulnerability has been resolved: net/smc: fix general protection fault in __smc_d...", "description": "In the Linux kernel, the following vulnerability has been resolved: net/smc: fix general protection fault in __smc_diag_dump The syzbot report a crash: Oops: general protection fault, probably for non-canonical address 0xfbd5a5d5a0000003: 0000 [#1] SMP KASAN NOPTI KASAN: maybe wild-memory-access in range [0xdead4ead00000018-0xdead4ead0000001f] CPU: 1 UID: 0 PID: 6949 Comm: syz.0.335 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 RIP: 0010:smc_diag_msg_common_fill net/smc/smc_diag.c:44 [inline] RIP: 0010:__smc_diag_dump.constprop.0\u002B0x3ca/0x2550 net/smc/smc_diag.c:89 Call Trace: \u003CTASK\u003E smc_diag_dump_proto\u002B0x26d/0x420 net/smc/smc_diag.c:217 smc_diag_dump\u002B0x27/0x90 net/smc/smc_diag.c:234 netlink_dump\u002B0x539/0xd30 net/netlink/af_netlink.c:2327 __netlink_dump_start\u002B0x6d6/0x990 net/netlink/af_netlink.c:2442 netlink_dump_start include/linux/netlink.h:341 [inline] smc_diag_handler_dump\u002B0x1f9/0x240 net/smc/smc_diag.c:251 __sock_diag_cmd net/core/sock_diag.c:249 [inline] sock_diag_rcv_msg\u002B0x438/0x790 net/core/sock_diag.c:285 netlink_rcv_skb\u002B0x158/0x420 net/netlink/af_netlink.c:2552 netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline] netlink_unicast\u002B0x5a7/0x870 net/netlink/af_netlink.c:1346 netlink_sendmsg\u002B0x8d1/0xdd0 net/netlink/af_netlink.c:1896 sock_sendmsg_nosec net/socket.c:714 [inline] __sock_sendmsg net/socket.c:729 [inline] ____sys_sendmsg\u002B0xa95/0xc70 net/socket.c:2614 ___sys_sendmsg\u002B0x134/0x1d0 net/socket.c:2668 __sys_sendmsg\u002B0x16d/0x220 net/socket.c:2700 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64\u002B0xcd/0x4e0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe\u002B0x77/0x7f \u003C/TASK\u003E The process like this: (CPU1) | (CPU2) ---------------------------------|------------------------------- inet_create() | // init clcsock to NULL | sk = sk_alloc() | | // unexpectedly change clcsock | inet_init_csk_locks() | | // add sk to hash table | smc_inet_init_sock() | smc_sk_init() | smc_hash_sk() | | // traverse the hash table | smc_diag_dump_proto | __smc_diag_dump() | // visit wrong clcsock | smc_diag_msg_common_fill() // alloc clcsock | smc_create_clcsk | sock_create_kern | With CONFIG_DEBUG_LOCK_ALLOC=y, the smc-\u003Eclcsock is unexpectedly changed in inet_init_csk_locks(). The INET_PROTOSW_ICSK flag is no need by smc, just remove it. After removing the INET_PROTOSW_ICSK flag, this patch alse revert commit 6fd27ea183c2 (\u0022net/smc: fix lacks of icsk_syn_mss with IPPROTO_SMC\u0022) to avoid casting smc_sock to inet_connection_sock.", "published": "2025-12-16T14:15:47Z", "severity": "important", "epss": 0.00199, "epssPercentile": 0.09755, "priority": "High", "priorityTier": 3, "exploited": false, "vendorExploited": false, "disclosed": false, "fixes": [ { "platform": "linux", "product": "bpftool6.12", "release": "amzn 2023", "fixedVersion": "1:6.12.58-82.121.amzn2023", "fix": "ALAS2023-2026-1495", "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1495", "released": "2026-03-16T09:00:00Z" }, { "platform": "linux", "product": "bpftool6.12-debuginfo", "release": "amzn 2023", "fixedVersion": "1:6.12.58-82.121.amzn2023", "fix": "ALAS2023-2026-1495", "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1495", "released": "2026-03-16T09:00:00Z" }, { "platform": "linux", "product": "dtb-aarch64", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.9.1", "fix": "OPENSUSE-SU-2026:20145-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-20145-1", "released": "2026-02-02T11:54:26Z" }, { "platform": "linux", "product": "kernel-64kb", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.9.1", "fix": "OPENSUSE-SU-2026:20145-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-20145-1", "released": "2026-02-02T11:54:26Z" }, { "platform": "linux", "product": "kernel-64kb", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.28.1", "fix": "SUSE-SU-2026:0315-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-0315-1", "released": "2026-01-28T14:34:30Z" }, { "platform": "linux", "product": "kernel-64kb", "release": "sles 16.0", "fixedVersion": "6.12.0-160000.9.1", "fix": "SUSE-SU-2026:20220-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-20220-1", "released": "2026-02-02T10:12:16Z" }, { "platform": "linux", "product": "kernel-azure", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.9.1", "fix": "OPENSUSE-SU-2026:20145-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-20145-1", "released": "2026-02-02T11:54:26Z" }, { "platform": "linux", "product": "kernel-azure", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.20.24.1", "fix": "SUSE-SU-2026:0281-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-0281-1", "released": "2026-01-23T16:03:47Z" }, { "platform": "linux", "product": "kernel-azure", "release": "sles 16.0", "fixedVersion": "6.12.0-160000.9.1", "fix": "SUSE-SU-2026:20220-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-20220-1", "released": "2026-02-02T10:12:16Z" }, { "platform": "linux", "product": "kernel-default", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.9.1", "fix": "OPENSUSE-SU-2026:20145-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-20145-1", "released": "2026-02-02T11:54:26Z" }, { "platform": "linux", "product": "kernel-default", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.28.1", "fix": "SUSE-SU-2026:0315-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-0315-1", "released": "2026-01-28T14:34:30Z" }, { "platform": "linux", "product": "kernel-default", "release": "sles 16.0", "fixedVersion": "6.12.0-160000.9.1", "fix": "SUSE-SU-2026:20220-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-20220-1", "released": "2026-02-02T10:12:16Z" }, { "platform": "linux", "product": "kernel-default-base", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.9.1.160000.2.6", "fix": "OPENSUSE-SU-2026:20145-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-20145-1", "released": "2026-02-02T11:54:26Z" }, { "platform": "linux", "product": "kernel-default-base", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.28.1.150700.17.19.1", "fix": "SUSE-SU-2026:0315-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-0315-1", "released": "2026-01-28T14:34:30Z" }, { "platform": "linux", "product": "kernel-default-base", "release": "sles 16.0", "fixedVersion": "6.12.0-160000.9.1.160000.2.6", "fix": "SUSE-SU-2026:20220-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-20220-1", "released": "2026-02-02T10:12:16Z" }, { "platform": "linux", "product": "kernel-docs", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.9.1", "fix": "OPENSUSE-SU-2026:20145-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-20145-1", "released": "2026-02-02T11:54:26Z" }, { "platform": "linux", "product": "kernel-docs", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.28.1", "fix": "SUSE-SU-2026:0315-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-0315-1", "released": "2026-01-28T14:34:30Z" }, { "platform": "linux", "product": "kernel-docs", "release": "sles 16.0", "fixedVersion": "6.12.0-160000.9.1", "fix": "SUSE-SU-2026:20220-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-20220-1", "released": "2026-02-02T10:12:16Z" }, { "platform": "linux", "product": "kernel-kvmsmall", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.9.1", "fix": "OPENSUSE-SU-2026:20145-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-20145-1", "released": "2026-02-02T11:54:26Z" }, { "platform": "linux", "product": "kernel-kvmsmall", "release": "sles 16.0", "fixedVersion": "6.12.0-160000.9.1", "fix": "SUSE-SU-2026:20220-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-20220-1", "released": "2026-02-02T10:12:16Z" }, { "platform": "linux", "product": "kernel-livepatch-6.12.58-82.121", "release": "amzn 2023", "fixedVersion": "1:1.0-0.amzn2023", "fix": "ALAS2023-2026-1495", "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1495", "released": "2026-03-16T09:00:00Z" }, { "platform": "linux", "product": "kernel-livepatch-SLE15-SP7-RT_Update_8", "release": "sles 15.7", "fixedVersion": "1-150700.1.3.1", "fix": "SUSE-SU-2026:0278-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-0278-1", "released": "2026-01-23T15:08:32Z" }, { "platform": "linux", "product": "kernel-livepatch-SLE15-SP7_Update_8", "release": "sles 15.7", "fixedVersion": "1-150700.15.3.1", "fix": "SUSE-SU-2026:0315-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-0315-1", "released": "2026-01-28T14:34:30Z" }, { "platform": "linux", "product": "kernel-obs-build", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.9.1", "fix": "OPENSUSE-SU-2026:20145-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-20145-1", "released": "2026-02-02T11:54:26Z" }, { "platform": "linux", "product": "kernel-obs-build", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.28.1", "fix": "SUSE-SU-2026:0315-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-0315-1", "released": "2026-01-28T14:34:30Z" }, { "platform": "linux", "product": "kernel-obs-qa", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.9.1", "fix": "OPENSUSE-SU-2026:20145-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-20145-1", "released": "2026-02-02T11:54:26Z" }, { "platform": "linux", "product": "kernel-obs-qa", "release": "sles 16.0", "fixedVersion": "6.12.0-160000.9.1", "fix": "SUSE-SU-2026:20220-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-20220-1", "released": "2026-02-02T10:12:16Z" }, { "platform": "linux", "product": "kernel-rt", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.9.1", "fix": "OPENSUSE-SU-2026:20145-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-20145-1", "released": "2026-02-02T11:54:26Z" }, { "platform": "linux", "product": "kernel-source", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.9.1", "fix": "OPENSUSE-SU-2026:20145-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-20145-1", "released": "2026-02-02T11:54:26Z" }, { "platform": "linux", "product": "kernel-source", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.28.1", "fix": "SUSE-SU-2026:0315-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-0315-1", "released": "2026-01-28T14:34:30Z" }, { "platform": "linux", "product": "kernel-source", "release": "sles 16.0", "fixedVersion": "6.12.0-160000.9.1", "fix": "SUSE-SU-2026:20220-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-20220-1", "released": "2026-02-02T10:12:16Z" }, { "platform": "linux", "product": "kernel-source-azure", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.20.24.1", "fix": "SUSE-SU-2026:0281-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-0281-1", "released": "2026-01-23T16:03:47Z" }, { "platform": "linux", "product": "kernel-syms", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.9.1", "fix": "OPENSUSE-SU-2026:20145-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-20145-1", "released": "2026-02-02T11:54:26Z" }, { "platform": "linux", "product": "kernel-syms", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.28.1", "fix": "SUSE-SU-2026:0315-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-0315-1", "released": "2026-01-28T14:34:30Z" }, { "platform": "linux", "product": "kernel-syms", "release": "sles 16.0", "fixedVersion": "6.12.0-160000.9.1", "fix": "SUSE-SU-2026:20220-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-20220-1", "released": "2026-02-02T10:12:16Z" }, { "platform": "linux", "product": "kernel-syms-azure", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.20.24.1", "fix": "SUSE-SU-2026:0281-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-0281-1", "released": "2026-01-23T16:03:47Z" }, { "platform": "linux", "product": "kernel-zfcpdump", "release": "opensuse-leap 16.0", "fixedVersion": "6.12.0-160000.9.1", "fix": "OPENSUSE-SU-2026:20145-1", "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-20145-1", "released": "2026-02-02T11:54:26Z" }, { "platform": "linux", "product": "kernel-zfcpdump", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.28.1", "fix": "SUSE-SU-2026:0315-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-0315-1", "released": "2026-01-28T14:34:30Z" }, { "platform": "linux", "product": "kernel-zfcpdump", "release": "sles 16.0", "fixedVersion": "6.12.0-160000.9.1", "fix": "SUSE-SU-2026:20220-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2026-20220-1", "released": "2026-02-02T10:12:16Z" }, { "platform": "linux", "product": "kernel6.12", "release": "amzn 2023", "fixedVersion": "1:6.12.58-82.121.amzn2023", "fix": "ALAS2023-2026-1495", "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1495", "released": "2026-03-16T09:00:00Z" }, { "platform": "linux", "product": "kernel6.12-debuginfo", "release": "amzn 2023", "fixedVersion": "1:6.12.58-82.121.amzn2023", "fix": "ALAS2023-2026-1495", "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1495", "released": "2026-03-16T09:00:00Z" }, { "platform": "linux", "product": "kernel6.12-debuginfo-common-aarch64", "release": "amzn 2023", "fixedVersion": "1:6.12.58-82.121.amzn2023", "fix": "ALAS2023-2026-1495", "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1495", "released": "2026-03-16T09:00:00Z" }, { "platform": "linux", "product": "kernel6.12-debuginfo-common-x86_64", "release": "amzn 2023", "fixedVersion": "1:6.12.58-82.121.amzn2023", "fix": "ALAS2023-2026-1495", "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1495", "released": "2026-03-16T09:00:00Z" }, { "platform": "linux", "product": "kernel6.12-devel", "release": "amzn 2023", "fixedVersion": "1:6.12.58-82.121.amzn2023", "fix": "ALAS2023-2026-1495", "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1495", "released": "2026-03-16T09:00:00Z" }, { "platform": "linux", "product": "kernel6.12-headers", "release": "amzn 2023", "fixedVersion": "1:6.12.58-82.121.amzn2023", "fix": "ALAS2023-2026-1495", "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1495", "released": "2026-03-16T09:00:00Z" }, { "platform": "linux", "product": "kernel6.12-libbpf", "release": "amzn 2023", "fixedVersion": "1:6.12.58-82.121.amzn2023", "fix": "ALAS2023-2026-1495", "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1495", "released": "2026-03-16T09:00:00Z" }, { "platform": "linux", "product": "kernel6.12-libbpf-debuginfo", "release": "amzn 2023", "fixedVersion": "1:6.12.58-82.121.amzn2023", "fix": "ALAS2023-2026-1495", "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1495", "released": "2026-03-16T09:00:00Z" }, { "platform": "linux", "product": "kernel6.12-libbpf-devel", "release": "amzn 2023", "fixedVersion": "1:6.12.58-82.121.amzn2023", "fix": "ALAS2023-2026-1495", "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1495", "released": "2026-03-16T09:00:00Z" }, { "platform": "linux", "product": "kernel6.12-libbpf-static", "release": "amzn 2023", "fixedVersion": "1:6.12.58-82.121.amzn2023", "fix": "ALAS2023-2026-1495", "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1495", "released": "2026-03-16T09:00:00Z" }, { "platform": "linux", "product": "kernel6.12-modules-extra", "release": "amzn 2023", "fixedVersion": "1:6.12.58-82.121.amzn2023", "fix": "ALAS2023-2026-1495", "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1495", "released": "2026-03-16T09:00:00Z" }, { "platform": "linux", "product": "kernel6.12-modules-extra-common", "release": "amzn 2023", "fixedVersion": "1:6.12.58-82.121.amzn2023", "fix": "ALAS2023-2026-1495", "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1495", "released": "2026-03-16T09:00:00Z" }, { "platform": "linux", "product": "kernel6.12-tools", "release": "amzn 2023", "fixedVersion": "1:6.12.58-82.121.amzn2023", "fix": "ALAS2023-2026-1495", "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1495", "released": "2026-03-16T09:00:00Z" }, { "platform": "linux", "product": "kernel6.12-tools-debuginfo", "release": "amzn 2023", "fixedVersion": "1:6.12.58-82.121.amzn2023", "fix": "ALAS2023-2026-1495", "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1495", "released": "2026-03-16T09:00:00Z" }, { "platform": "linux", "product": "kernel6.12-tools-devel", "release": "amzn 2023", "fixedVersion": "1:6.12.58-82.121.amzn2023", "fix": "ALAS2023-2026-1495", "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1495", "released": "2026-03-16T09:00:00Z" }, { "platform": "linux", "product": "linux", "release": "Debian 13.5 (trixie)", "fixedVersion": "6.12.57-1", "fix": "DEBIAN-CVE-2025-40357", "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-40357", "released": "2025-12-16T14:15:47Z" }, { "platform": "linux", "product": "linux", "release": "Debian 14", "fixedVersion": "6.17.6-1", "fix": "DEBIAN-CVE-2025-40357", "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-40357", "released": "2025-12-16T14:15:47Z" }, { "platform": "linux", "product": "perf6.12", "release": "amzn 2023", "fixedVersion": "1:6.12.58-82.121.amzn2023", "fix": "ALAS2023-2026-1495", "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1495", "released": "2026-03-16T09:00:00Z" }, { "platform": "linux", "product": "perf6.12-debuginfo", "release": "amzn 2023", "fixedVersion": "1:6.12.58-82.121.amzn2023", "fix": "ALAS2023-2026-1495", "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1495", "released": "2026-03-16T09:00:00Z" }, { "platform": "linux", "product": "python3-perf6.12", "release": "amzn 2023", "fixedVersion": "1:6.12.58-82.121.amzn2023", "fix": 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