cvelist/2024/26xxx/CVE-2024-26663.json
2024-11-05 10:03:53 +00:00

168 lines
10 KiB
JSON

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"data_version": "4.0",
"data_type": "CVE",
"data_format": "MITRE",
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"ID": "CVE-2024-26663",
"ASSIGNER": "cve@kernel.org",
"STATE": "PUBLIC"
},
"description": {
"description_data": [
{
"lang": "eng",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntipc: Check the bearer type before calling tipc_udp_nl_bearer_add()\n\nsyzbot reported the following general protection fault [1]:\n\ngeneral protection fault, probably for non-canonical address 0xdffffc0000000010: 0000 [#1] PREEMPT SMP KASAN\nKASAN: null-ptr-deref in range [0x0000000000000080-0x0000000000000087]\n...\nRIP: 0010:tipc_udp_is_known_peer+0x9c/0x250 net/tipc/udp_media.c:291\n...\nCall Trace:\n <TASK>\n tipc_udp_nl_bearer_add+0x212/0x2f0 net/tipc/udp_media.c:646\n tipc_nl_bearer_add+0x21e/0x360 net/tipc/bearer.c:1089\n genl_family_rcv_msg_doit+0x1fc/0x2e0 net/netlink/genetlink.c:972\n genl_family_rcv_msg net/netlink/genetlink.c:1052 [inline]\n genl_rcv_msg+0x561/0x800 net/netlink/genetlink.c:1067\n netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2544\n genl_rcv+0x28/0x40 net/netlink/genetlink.c:1076\n netlink_unicast_kernel net/netlink/af_netlink.c:1341 [inline]\n netlink_unicast+0x53b/0x810 net/netlink/af_netlink.c:1367\n netlink_sendmsg+0x8b7/0xd70 net/netlink/af_netlink.c:1909\n sock_sendmsg_nosec net/socket.c:730 [inline]\n __sock_sendmsg+0xd5/0x180 net/socket.c:745\n ____sys_sendmsg+0x6ac/0x940 net/socket.c:2584\n ___sys_sendmsg+0x135/0x1d0 net/socket.c:2638\n __sys_sendmsg+0x117/0x1e0 net/socket.c:2667\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\n do_syscall_64+0x40/0x110 arch/x86/entry/common.c:83\n entry_SYSCALL_64_after_hwframe+0x63/0x6b\n\nThe cause of this issue is that when tipc_nl_bearer_add() is called with\nthe TIPC_NLA_BEARER_UDP_OPTS attribute, tipc_udp_nl_bearer_add() is called\neven if the bearer is not UDP.\n\ntipc_udp_is_known_peer() called by tipc_udp_nl_bearer_add() assumes that\nthe media_ptr field of the tipc_bearer has an udp_bearer type object, so\nthe function goes crazy for non-UDP bearers.\n\nThis patch fixes the issue by checking the bearer type before calling\ntipc_udp_nl_bearer_add() in tipc_nl_bearer_add()."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "n/a"
}
]
}
]
},
"affects": {
"vendor": {
"vendor_data": [
{
"vendor_name": "Linux",
"product": {
"product_data": [
{
"product_name": "Linux",
"version": {
"version_data": [
{
"version_affected": "<",
"version_name": "ef20cd4dd163",
"version_value": "24ec8f0da93b"
},
{
"version_value": "not down converted",
"x_cve_json_5_version_data": {
"versions": [
{
"version": "4.9",
"status": "affected"
},
{
"version": "0",
"lessThan": "4.9",
"status": "unaffected",
"versionType": "semver"
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"lessThanOrEqual": "4.19.*",
"status": "unaffected",
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"version": "5.4.269",
"lessThanOrEqual": "5.4.*",
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{
"version": "5.10.210",
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},
{
"version": "5.15.149",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
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{
"version": "6.1.78",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
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"version": "6.6.17",
"lessThanOrEqual": "6.6.*",
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"name": "https://git.kernel.org/stable/c/24ec8f0da93b8a9fba11600be8a90f0d73fb46f1"
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{
"url": "https://git.kernel.org/stable/c/6f70f0b412458c622a12d4292782c8e92e210c2f",
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"name": "https://git.kernel.org/stable/c/6f70f0b412458c622a12d4292782c8e92e210c2f"
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"url": "https://git.kernel.org/stable/c/19d7314f2fb9515bdaac9829d4d8eb34edd1fe95",
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"url": "https://git.kernel.org/stable/c/3871aa01e1a779d866fa9dfdd5a836f342f4eb87",
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