mirror of
https://github.com/CVEProject/cvelist.git
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135 lines
8.7 KiB
JSON
135 lines
8.7 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-2024-26815",
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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\nnet/sched: taprio: proper TCA_TAPRIO_TC_ENTRY_INDEX check\n\ntaprio_parse_tc_entry() is not correctly checking\nTCA_TAPRIO_TC_ENTRY_INDEX attribute:\n\n\tint tc; // Signed value\n\n\ttc = nla_get_u32(tb[TCA_TAPRIO_TC_ENTRY_INDEX]);\n\tif (tc >= TC_QOPT_MAX_QUEUE) {\n\t\tNL_SET_ERR_MSG_MOD(extack, \"TC entry index out of range\");\n\t\treturn -ERANGE;\n\t}\n\nsyzbot reported that it could fed arbitary negative values:\n\nUBSAN: shift-out-of-bounds in net/sched/sch_taprio.c:1722:18\nshift exponent -2147418108 is negative\nCPU: 0 PID: 5066 Comm: syz-executor367 Not tainted 6.8.0-rc7-syzkaller-00136-gc8a5c731fd12 #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024\nCall Trace:\n <TASK>\n __dump_stack lib/dump_stack.c:88 [inline]\n dump_stack_lvl+0x1e7/0x2e0 lib/dump_stack.c:106\n ubsan_epilogue lib/ubsan.c:217 [inline]\n __ubsan_handle_shift_out_of_bounds+0x3c7/0x420 lib/ubsan.c:386\n taprio_parse_tc_entry net/sched/sch_taprio.c:1722 [inline]\n taprio_parse_tc_entries net/sched/sch_taprio.c:1768 [inline]\n taprio_change+0xb87/0x57d0 net/sched/sch_taprio.c:1877\n taprio_init+0x9da/0xc80 net/sched/sch_taprio.c:2134\n qdisc_create+0x9d4/0x1190 net/sched/sch_api.c:1355\n tc_modify_qdisc+0xa26/0x1e40 net/sched/sch_api.c:1776\n rtnetlink_rcv_msg+0x885/0x1040 net/core/rtnetlink.c:6617\n netlink_rcv_skb+0x1e3/0x430 net/netlink/af_netlink.c:2543\n netlink_unicast_kernel net/netlink/af_netlink.c:1341 [inline]\n netlink_unicast+0x7ea/0x980 net/netlink/af_netlink.c:1367\n netlink_sendmsg+0xa3b/0xd70 net/netlink/af_netlink.c:1908\n sock_sendmsg_nosec net/socket.c:730 [inline]\n __sock_sendmsg+0x221/0x270 net/socket.c:745\n ____sys_sendmsg+0x525/0x7d0 net/socket.c:2584\n ___sys_sendmsg net/socket.c:2638 [inline]\n __sys_sendmsg+0x2b0/0x3a0 net/socket.c:2667\n do_syscall_64+0xf9/0x240\n entry_SYSCALL_64_after_hwframe+0x6f/0x77\nRIP: 0033:0x7f1b2dea3759\nCode: 48 83 c4 28 c3 e8 d7 19 00 00 0f 1f 80 00 00 00 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 b8 ff ff ff f7 d8 64 89 01 48\nRSP: 002b:00007ffd4de452f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e\nRAX: ffffffffffffffda RBX: 00007f1b2def0390 RCX: 00007f1b2dea3759\nRDX: 0000000000000000 RSI: 00000000200007c0 RDI: 0000000000000004\nRBP: 0000000000000003 R08: 0000555500000000 R09: 0000555500000000\nR10: 0000555500000000 R11: 0000000000000246 R12: 00007ffd4de45340\nR13: 00007ffd4de45310 R14: 0000000000000001 R15: 00007ffd4de45340"
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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": "a54fc09e4cba",
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"version_value": "bd2474a45df7"
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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": "6.1",
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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": "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": "6.1.83",
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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": "6.6.23",
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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": "6.7.11",
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"lessThanOrEqual": "6.7.*",
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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": "6.8.2",
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"lessThanOrEqual": "6.8.*",
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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",
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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/bd2474a45df7c11412c2587de3d4e43760531418",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/bd2474a45df7c11412c2587de3d4e43760531418"
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},
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{
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"url": "https://git.kernel.org/stable/c/6915b1b28fe57e92c78e664366dc61c4f15ff03b",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/6915b1b28fe57e92c78e664366dc61c4f15ff03b"
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},
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{
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"url": "https://git.kernel.org/stable/c/860e838fb089d652a446ced52cbdf051285b68e7",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/860e838fb089d652a446ced52cbdf051285b68e7"
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},
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{
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"url": "https://git.kernel.org/stable/c/9b720bb1a69a9f12a4a5c86b6f89386fe05ed0f2",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/9b720bb1a69a9f12a4a5c86b6f89386fe05ed0f2"
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},
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{
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"url": "https://git.kernel.org/stable/c/343041b59b7810f9cdca371f445dd43b35c740b1",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/343041b59b7810f9cdca371f445dd43b35c740b1"
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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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} |