2025-02-26 03:00:59 +00:00
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{
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2025-02-26 03:02:18 +00:00
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"data_version": "4.0",
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2025-02-26 03:00:59 +00:00
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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-2022-49670",
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2025-02-26 03:02:18 +00:00
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"ASSIGNER": "cve@kernel.org",
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"STATE": "PUBLIC"
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2025-02-26 03:00:59 +00:00
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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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2025-02-26 03:02:18 +00:00
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nlinux/dim: Fix divide by 0 in RDMA DIM\n\nFix a divide 0 error in rdma_dim_stats_compare() when prev->cpe_ratio ==\n0.\n\nCallTrace:\n Hardware name: H3C R4900 G3/RS33M2C9S, BIOS 2.00.37P21 03/12/2020\n task: ffff880194b78000 task.stack: ffffc90006714000\n RIP: 0010:backport_rdma_dim+0x10e/0x240 [mlx_compat]\n RSP: 0018:ffff880c10e83ec0 EFLAGS: 00010202\n RAX: 0000000000002710 RBX: ffff88096cd7f780 RCX: 0000000000000064\n RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001\n RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000\n R10: 0000000000000000 R11: 0000000000000000 R12: 000000001d7c6c09\n R13: ffff88096cd7f780 R14: ffff880b174fe800 R15: 0000000000000000\n FS: 0000000000000000(0000) GS:ffff880c10e80000(0000)\n knlGS:0000000000000000\n CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n CR2: 00000000a0965b00 CR3: 000000000200a003 CR4: 00000000007606e0\n DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\n DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\n PKRU: 55555554\n Call Trace:\n <IRQ>\n ib_poll_handler+0x43/0x80 [ib_core]\n irq_poll_softirq+0xae/0x110\n __do_softirq+0xd1/0x28c\n irq_exit+0xde/0xf0\n do_IRQ+0x54/0xe0\n common_interrupt+0x8f/0x8f\n </IRQ>\n ? cpuidle_enter_state+0xd9/0x2a0\n ? cpuidle_enter_state+0xc7/0x2a0\n ? do_idle+0x170/0x1d0\n ? cpu_startup_entry+0x6f/0x80\n ? start_secondary+0x1b9/0x210\n ? secondary_startup_64+0xa5/0xb0\n Code: 0f 87 e1 00 00 00 8b 4c 24 14 44 8b 43 14 89 c8 4d 63 c8 44 29 c0 99 31 d0 29 d0 31 d2 48 98 48 8d 04 80 48 8d 04 80 48 c1 e0 02 <49> f7 f1 48 83 f8 0a 0f 86 c1 00 00 00 44 39 c1 7f 10 48 89 df\n RIP: backport_rdma_dim+0x10e/0x240 [mlx_compat] RSP: ffff880c10e83ec0"
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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": "f4915455dcf07c4f237d6160a4b6adb0575d2909",
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"version_value": "5af106f8e072aebd88b95e164a08fa320651a99a"
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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": "5.3",
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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": "5.3",
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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": "5.4.204",
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"lessThanOrEqual": "5.4.*",
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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": "5.10.129",
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"lessThanOrEqual": "5.10.*",
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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": "5.15.53",
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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": "5.18.10",
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"lessThanOrEqual": "5.18.*",
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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": "5.19",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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"references": {
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"url": "https://git.kernel.org/stable/c/5af106f8e072aebd88b95e164a08fa320651a99a",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/5af106f8e072aebd88b95e164a08fa320651a99a"
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{
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"url": "https://git.kernel.org/stable/c/fae2a9fb1eaf348ad8732f90d42ebbb971bd7e95",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/fae2a9fb1eaf348ad8732f90d42ebbb971bd7e95"
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},
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{
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"url": "https://git.kernel.org/stable/c/0b6e0eb5c45e79e9095de2498cc0ca5ec563fc5e",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/0b6e0eb5c45e79e9095de2498cc0ca5ec563fc5e"
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{
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"url": "https://git.kernel.org/stable/c/7c1963391af51ee322378d1b2849c60e9037f069",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/7c1963391af51ee322378d1b2849c60e9037f069"
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},
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{
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"url": "https://git.kernel.org/stable/c/0fe3dbbefb74a8575f61d7801b08dbc50523d60d",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/0fe3dbbefb74a8575f61d7801b08dbc50523d60d"
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2025-02-26 03:00:59 +00:00
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}
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2025-02-26 03:02:18 +00:00
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"generator": {
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2025-02-26 03:00:59 +00:00
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