| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: fix use-after-free in __nf_register_net_hook()\n\nWe must not dereference @new_hooks after nf_hook_mutex has been released,\nbecause other threads might have freed our allocated hooks already.\n\nBUG: KASAN: use-after-free in nf_hook_entries_get_hook_ops include/linux/netfilter.h:130 [inline]\nBUG: KASAN: use-after-free in hooks_validate net/netfilter/core.c:171 [inline]\nBUG: KASAN: use-after-free in __nf_register_net_hook+0x77a/0x820 net/netfilter/core.c:438\nRead of size 2 at addr ffff88801c1a8000 by task syz-executor237/4430\n\nCPU: 1 PID: 4430 Comm: syz-executor237 Not tainted 5.17.0-rc5-syzkaller-00306-g2293be58d6a1 #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011\nCall Trace:\n <TASK>\n __dump_stack lib/dump_stack.c:88 [inline]\n dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106\n print_address_description.constprop.0.cold+0x8d/0x336 mm/kasan/report.c:255\n __kasan_report mm/kasan/report.c:442 [inline]\n kasan_report.cold+0x83/0xdf mm/kasan/report.c:459\n nf_hook_entries_get_hook_ops include/linux/netfilter.h:130 [inline]\n hooks_validate net/netfilter/core.c:171 [inline]\n __nf_register_net_hook+0x77a/0x820 net/netfilter/core.c:438\n nf_register_net_hook+0x114/0x170 net/netfilter/core.c:571\n nf_register_net_hooks+0x59/0xc0 net/netfilter/core.c:587\n nf_synproxy_ipv6_init+0x85/0xe0 net/netfilter/nf_synproxy_core.c:1218\n synproxy_tg6_check+0x30d/0x560 net/ipv6/netfilter/ip6t_SYNPROXY.c:81\n xt_check_target+0x26c/0x9e0 net/netfilter/x_tables.c:1038\n check_target net/ipv6/netfilter/ip6_tables.c:530 [inline]\n find_check_entry.constprop.0+0x7f1/0x9e0 net/ipv6/netfilter/ip6_tables.c:573\n translate_table+0xc8b/0x1750 net/ipv6/netfilter/ip6_tables.c:735\n do_replace net/ipv6/netfilter/ip6_tables.c:1153 [inline]\n do_ip6t_set_ctl+0x56e/0xb90 net/ipv6/netfilter/ip6_tables.c:1639\n nf_setsockopt+0x83/0xe0 net/netfilter/nf_sockopt.c:101\n ipv6_setsockopt+0x122/0x180 net/ipv6/ipv6_sockglue.c:1024\n rawv6_setsockopt+0xd3/0x6a0 net/ipv6/raw.c:1084\n __sys_setsockopt+0x2db/0x610 net/socket.c:2180\n __do_sys_setsockopt net/socket.c:2191 [inline]\n __se_sys_setsockopt net/socket.c:2188 [inline]\n __x64_sys_setsockopt+0xba/0x150 net/socket.c:2188\n do_syscall_x64 arch/x86/entry/common.c:50 [inline]\n do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80\n entry_SYSCALL_64_after_hwframe+0x44/0xae\nRIP: 0033:0x7f65a1ace7d9\nCode: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48\nRSP: 002b:00007f65a1a7f308 EFLAGS: 00000246 ORIG_RAX: 0000000000000036\nRAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f65a1ace7d9\nRDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003\nRBP: 00007f65a1b574c8 R08: 0000000000000001 R09: 0000000000000000\nR10: 0000000020000000 R11: 0000000000000246 R12: 00007f65a1b55130\nR13: 00007f65a1b574c0 R14: 00007f65a1b24090 R15: 0000000000022000\n </TASK>\n\nThe buggy address belongs to the page:\npage:ffffea0000706a00 refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1c1a8\nflags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)\nraw: 00fff00000000000 ffffea0001c1b108 ffffea000046dd08 0000000000000000\nraw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000\npage dumped because: kasan: bad access detected\npage_owner tracks the page as freed\npage last allocated via order 2, migratetype Unmovable, gfp_mask 0x52dc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_ZERO), pid 4430, ts 1061781545818, free_ts 1061791488993\n prep_new_page mm/page_alloc.c:2434 [inline]\n get_page_from_freelist+0xa72/0x2f50 mm/page_alloc.c:4165\n __alloc_pages+0x1b2/0x500 mm/page_alloc.c:5389\n __alloc_pages_node include/linux/gfp.h:572 [inline]\n alloc_pages_node include/linux/gfp.h:595 [inline]\n kmalloc_large_node+0x62/0x130 mm/slub.c:4438\n __kmalloc_node+0x35a/0x4a0 mm/slub.\n---truncated---" |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "net/netfilter/core.c" |
| ], |
| "versions": [ |
| { |
| "version": "2420b79f8c18a75ee2417cace381f4604b9b4365", |
| "lessThan": "05f7927b25d2635e87267ff6c79db79fb46cf313", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "2420b79f8c18a75ee2417cace381f4604b9b4365", |
| "lessThan": "bdd8fc1b826e6f23963f5bef3f7431c6188ec954", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "2420b79f8c18a75ee2417cace381f4604b9b4365", |
| "lessThan": "49c24579cec41e32f13d57b337fd28fb208d4a5b", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "2420b79f8c18a75ee2417cace381f4604b9b4365", |
| "lessThan": "8b0142c4143c1ca297dcf2c0cdd045d65dae2344", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "2420b79f8c18a75ee2417cace381f4604b9b4365", |
| "lessThan": "bd61f192a339b1095dfd6d56073a5265934c2979", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "2420b79f8c18a75ee2417cace381f4604b9b4365", |
| "lessThan": "5a8076e98dde17224dd47283b894a8b1dbe1bc72", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "2420b79f8c18a75ee2417cace381f4604b9b4365", |
| "lessThan": "56763f12b0f02706576a088e85ef856deacc98a0", |
| "status": "affected", |
| "versionType": "git" |
| } |
| ] |
| }, |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "affected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "net/netfilter/core.c" |
| ], |
| "versions": [ |
| { |
| "version": "4.14", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "4.14", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "4.14.270", |
| "lessThanOrEqual": "4.14.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "4.19.233", |
| "lessThanOrEqual": "4.19.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.4.183", |
| "lessThanOrEqual": "5.4.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.104", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.27", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.16.13", |
| "lessThanOrEqual": "5.16.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.17", |
| "lessThanOrEqual": "*", |
| "status": "unaffected", |
| "versionType": "original_commit_for_fix" |
| } |
| ] |
| } |
| ], |
| "cpeApplicability": [ |
| { |
| "nodes": [ |
| { |
| "operator": "OR", |
| "negate": false, |
| "cpeMatch": [ |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.14", |
| "versionEndExcluding": "4.14.270" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.14", |
| "versionEndExcluding": "4.19.233" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.14", |
| "versionEndExcluding": "5.4.183" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.14", |
| "versionEndExcluding": "5.10.104" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.14", |
| "versionEndExcluding": "5.15.27" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.14", |
| "versionEndExcluding": "5.16.13" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.14", |
| "versionEndExcluding": "5.17" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/05f7927b25d2635e87267ff6c79db79fb46cf313" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/bdd8fc1b826e6f23963f5bef3f7431c6188ec954" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/49c24579cec41e32f13d57b337fd28fb208d4a5b" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/8b0142c4143c1ca297dcf2c0cdd045d65dae2344" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/bd61f192a339b1095dfd6d56073a5265934c2979" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/5a8076e98dde17224dd47283b894a8b1dbe1bc72" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/56763f12b0f02706576a088e85ef856deacc98a0" |
| } |
| ], |
| "title": "netfilter: fix use-after-free in __nf_register_net_hook()", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2022-48912", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
