mirror of
https://github.com/CVEProject/cvelist.git
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135 lines
8.5 KiB
JSON
135 lines
8.5 KiB
JSON
{
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"data_version": "4.0",
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"data_type": "CVE",
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"data_format": "MITRE",
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"CVE_data_meta": {
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"ID": "CVE-2024-40957",
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"ASSIGNER": "cve@kernel.org",
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"STATE": "PUBLIC"
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},
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"description": {
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"description_data": [
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{
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"lang": "eng",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nseg6: fix parameter passing when calling NF_HOOK() in End.DX4 and End.DX6 behaviors\n\ninput_action_end_dx4() and input_action_end_dx6() are called NF_HOOK() for\nPREROUTING hook, in PREROUTING hook, we should passing a valid indev,\nand a NULL outdev to NF_HOOK(), otherwise may trigger a NULL pointer\ndereference, as below:\n\n [74830.647293] BUG: kernel NULL pointer dereference, address: 0000000000000090\n [74830.655633] #PF: supervisor read access in kernel mode\n [74830.657888] #PF: error_code(0x0000) - not-present page\n [74830.659500] PGD 0 P4D 0\n [74830.660450] Oops: 0000 [#1] PREEMPT SMP PTI\n ...\n [74830.664953] Hardware name: Red Hat KVM, BIOS 0.5.1 01/01/2011\n [74830.666569] RIP: 0010:rpfilter_mt+0x44/0x15e [ipt_rpfilter]\n ...\n [74830.689725] Call Trace:\n [74830.690402] <IRQ>\n [74830.690953] ? show_trace_log_lvl+0x1c4/0x2df\n [74830.692020] ? show_trace_log_lvl+0x1c4/0x2df\n [74830.693095] ? ipt_do_table+0x286/0x710 [ip_tables]\n [74830.694275] ? __die_body.cold+0x8/0xd\n [74830.695205] ? page_fault_oops+0xac/0x140\n [74830.696244] ? exc_page_fault+0x62/0x150\n [74830.697225] ? asm_exc_page_fault+0x22/0x30\n [74830.698344] ? rpfilter_mt+0x44/0x15e [ipt_rpfilter]\n [74830.699540] ipt_do_table+0x286/0x710 [ip_tables]\n [74830.700758] ? ip6_route_input+0x19d/0x240\n [74830.701752] nf_hook_slow+0x3f/0xb0\n [74830.702678] input_action_end_dx4+0x19b/0x1e0\n [74830.703735] ? input_action_end_t+0xe0/0xe0\n [74830.704734] seg6_local_input_core+0x2d/0x60\n [74830.705782] lwtunnel_input+0x5b/0xb0\n [74830.706690] __netif_receive_skb_one_core+0x63/0xa0\n [74830.707825] process_backlog+0x99/0x140\n [74830.709538] __napi_poll+0x2c/0x160\n [74830.710673] net_rx_action+0x296/0x350\n [74830.711860] __do_softirq+0xcb/0x2ac\n [74830.713049] do_softirq+0x63/0x90\n\ninput_action_end_dx4() passing a NULL indev to NF_HOOK(), and finally\ntrigger a NULL dereference in rpfilter_mt()->rpfilter_is_loopback():\n\n static bool\n rpfilter_is_loopback(const struct sk_buff *skb,\n \t const struct net_device *in)\n {\n // in is NULL\n return skb->pkt_type == PACKET_LOOPBACK ||\n \t in->flags & IFF_LOOPBACK;\n }"
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}
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]
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},
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"problemtype": {
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"problemtype_data": [
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{
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"description": [
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{
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"lang": "eng",
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"value": "n/a"
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}
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]
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}
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]
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},
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"affects": {
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"vendor": {
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"vendor_data": [
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{
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"vendor_name": "Linux",
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"product": {
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"product_data": [
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{
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"product_name": "Linux",
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"version": {
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"version_data": [
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{
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"version_affected": "<",
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"version_name": "7a3f5b0de364",
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"version_value": "af90e3d73dc4"
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},
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{
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"version_value": "not down converted",
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"x_cve_json_5_version_data": {
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"versions": [
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{
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"version": "5.15",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "5.15",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.15.162",
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"lessThanOrEqual": "5.15.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.1.96",
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"lessThanOrEqual": "6.1.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.6.36",
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"lessThanOrEqual": "6.6.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.9.7",
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"lessThanOrEqual": "6.9.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.10",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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],
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"defaultStatus": "affected"
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}
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}
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]
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}
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}
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]
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}
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}
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]
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}
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},
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"references": {
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"reference_data": [
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{
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"url": "https://git.kernel.org/stable/c/af90e3d73dc45778767b2fb6e7edd57ebe34380d",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/af90e3d73dc45778767b2fb6e7edd57ebe34380d"
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},
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{
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"url": "https://git.kernel.org/stable/c/ec4d970b597ee5e17b0d8d73b7875197ce9a04d4",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/ec4d970b597ee5e17b0d8d73b7875197ce9a04d4"
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},
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{
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"url": "https://git.kernel.org/stable/c/d62df86c172033679d744f07d89e93e367dd11f6",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/d62df86c172033679d744f07d89e93e367dd11f6"
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},
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{
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"url": "https://git.kernel.org/stable/c/561475d53aa7e4511ee7cdba8728ded81cf1db1c",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/561475d53aa7e4511ee7cdba8728ded81cf1db1c"
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},
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{
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"url": "https://git.kernel.org/stable/c/9a3bc8d16e0aacd65c31aaf23a2bced3288a7779",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/9a3bc8d16e0aacd65c31aaf23a2bced3288a7779"
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}
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]
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},
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"generator": {
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"engine": "bippy-9e1c9544281a"
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}
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} |