| { |
| "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: nf_tables: prevent nf_skb_duplicated corruption\n\nsyzbot found that nf_dup_ipv4() or nf_dup_ipv6() could write\nper-cpu variable nf_skb_duplicated in an unsafe way [1].\n\nDisabling preemption as hinted by the splat is not enough,\nwe have to disable soft interrupts as well.\n\n[1]\nBUG: using __this_cpu_write() in preemptible [00000000] code: syz.4.282/6316\n caller is nf_dup_ipv4+0x651/0x8f0 net/ipv4/netfilter/nf_dup_ipv4.c:87\nCPU: 0 UID: 0 PID: 6316 Comm: syz.4.282 Not tainted 6.11.0-rc7-syzkaller-00104-g7052622fccb1 #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024\nCall Trace:\n <TASK>\n __dump_stack lib/dump_stack.c:93 [inline]\n dump_stack_lvl+0x241/0x360 lib/dump_stack.c:119\n check_preemption_disabled+0x10e/0x120 lib/smp_processor_id.c:49\n nf_dup_ipv4+0x651/0x8f0 net/ipv4/netfilter/nf_dup_ipv4.c:87\n nft_dup_ipv4_eval+0x1db/0x300 net/ipv4/netfilter/nft_dup_ipv4.c:30\n expr_call_ops_eval net/netfilter/nf_tables_core.c:240 [inline]\n nft_do_chain+0x4ad/0x1da0 net/netfilter/nf_tables_core.c:288\n nft_do_chain_ipv4+0x202/0x320 net/netfilter/nft_chain_filter.c:23\n nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline]\n nf_hook_slow+0xc3/0x220 net/netfilter/core.c:626\n nf_hook+0x2c4/0x450 include/linux/netfilter.h:269\n NF_HOOK_COND include/linux/netfilter.h:302 [inline]\n ip_output+0x185/0x230 net/ipv4/ip_output.c:433\n ip_local_out net/ipv4/ip_output.c:129 [inline]\n ip_send_skb+0x74/0x100 net/ipv4/ip_output.c:1495\n udp_send_skb+0xacf/0x1650 net/ipv4/udp.c:981\n udp_sendmsg+0x1c21/0x2a60 net/ipv4/udp.c:1269\n sock_sendmsg_nosec net/socket.c:730 [inline]\n __sock_sendmsg+0x1a6/0x270 net/socket.c:745\n ____sys_sendmsg+0x525/0x7d0 net/socket.c:2597\n ___sys_sendmsg net/socket.c:2651 [inline]\n __sys_sendmmsg+0x3b2/0x740 net/socket.c:2737\n __do_sys_sendmmsg net/socket.c:2766 [inline]\n __se_sys_sendmmsg net/socket.c:2763 [inline]\n __x64_sys_sendmmsg+0xa0/0xb0 net/socket.c:2763\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\n do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\nRIP: 0033:0x7f4ce4f7def9\nCode: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48\nRSP: 002b:00007f4ce5d4a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000133\nRAX: ffffffffffffffda RBX: 00007f4ce5135f80 RCX: 00007f4ce4f7def9\nRDX: 0000000000000001 RSI: 0000000020005d40 RDI: 0000000000000006\nRBP: 00007f4ce4ff0b76 R08: 0000000000000000 R09: 0000000000000000\nR10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000\nR13: 0000000000000000 R14: 00007f4ce5135f80 R15: 00007ffd4cbc6d68\n </TASK>" |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "net/ipv4/netfilter/nf_dup_ipv4.c", |
| "net/ipv6/netfilter/nf_dup_ipv6.c" |
| ], |
| "versions": [ |
| { |
| "version": "d877f07112f1e5a247c6b585c971a93895c9f738", |
| "lessThan": "50067d8b3f48e4cd4c9e817d3e9a5b5ff3507ca7", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "d877f07112f1e5a247c6b585c971a93895c9f738", |
| "lessThan": "c0add6ed2cf1c4733cd489efc61faeccd3433b41", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "d877f07112f1e5a247c6b585c971a93895c9f738", |
| "lessThan": "531754952f5dfc4b141523088147071d6e6112c4", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "d877f07112f1e5a247c6b585c971a93895c9f738", |
| "lessThan": "38e3fd0c4a2616052eb3c8f4e6f32d1ff47cd663", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "d877f07112f1e5a247c6b585c971a93895c9f738", |
| "lessThan": "b40b027a0c0cc1cb9471a13f9730bb2fff12a15b", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "d877f07112f1e5a247c6b585c971a93895c9f738", |
| "lessThan": "4e3542f40f3a94efa59ea328e307c50601ed7065", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "d877f07112f1e5a247c6b585c971a93895c9f738", |
| "lessThan": "f839c5cd348201fec440d987cbca9b979bdb4fa7", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "d877f07112f1e5a247c6b585c971a93895c9f738", |
| "lessThan": "752e1924604254f1708f3e3700283a86ebdd325d", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "d877f07112f1e5a247c6b585c971a93895c9f738", |
| "lessThan": "92ceba94de6fb4cee2bf40b485979c342f44a492", |
| "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/ipv4/netfilter/nf_dup_ipv4.c", |
| "net/ipv6/netfilter/nf_dup_ipv6.c" |
| ], |
| "versions": [ |
| { |
| "version": "4.3", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "4.3", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "4.19.323", |
| "lessThanOrEqual": "4.19.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.4.285", |
| "lessThanOrEqual": "5.4.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.227", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.168", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.1.113", |
| "lessThanOrEqual": "6.1.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.6.55", |
| "lessThanOrEqual": "6.6.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.10.14", |
| "lessThanOrEqual": "6.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.11.3", |
| "lessThanOrEqual": "6.11.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.12", |
| "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": "4.3", |
| "versionEndExcluding": "4.19.323" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.3", |
| "versionEndExcluding": "5.4.285" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.3", |
| "versionEndExcluding": "5.10.227" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.3", |
| "versionEndExcluding": "5.15.168" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.3", |
| "versionEndExcluding": "6.1.113" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.3", |
| "versionEndExcluding": "6.6.55" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.3", |
| "versionEndExcluding": "6.10.14" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.3", |
| "versionEndExcluding": "6.11.3" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.3", |
| "versionEndExcluding": "6.12" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/50067d8b3f48e4cd4c9e817d3e9a5b5ff3507ca7" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/c0add6ed2cf1c4733cd489efc61faeccd3433b41" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/531754952f5dfc4b141523088147071d6e6112c4" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/38e3fd0c4a2616052eb3c8f4e6f32d1ff47cd663" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/b40b027a0c0cc1cb9471a13f9730bb2fff12a15b" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/4e3542f40f3a94efa59ea328e307c50601ed7065" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/f839c5cd348201fec440d987cbca9b979bdb4fa7" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/752e1924604254f1708f3e3700283a86ebdd325d" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/92ceba94de6fb4cee2bf40b485979c342f44a492" |
| } |
| ], |
| "title": "netfilter: nf_tables: prevent nf_skb_duplicated corruption", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2024-49952", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
