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vuln-cve/data/2026/43xxx/CVE-2026-43471.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-43471",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2026-05-01T14:12:56.011Z",
"datePublished": "2026-05-08T14:22:30.909Z",
"dateUpdated": "2026-05-23T16:07:11.013Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-05-23T16:07:11.013Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: ufs: core: Fix possible NULL pointer dereference in ufshcd_add_command_trace()\n\nThe kernel log indicates a crash in ufshcd_add_command_trace, due to a NULL\npointer dereference when accessing hwq->id. This can happen if\nufshcd_mcq_req_to_hwq() returns NULL.\n\nThis patch adds a NULL check for hwq before accessing its id field to\nprevent a kernel crash.\n\nKernel log excerpt:\n[<ffffffd5d192dc4c>] notify_die+0x4c/0x8c\n[<ffffffd5d1814e58>] __die+0x60/0xb0\n[<ffffffd5d1814d64>] die+0x4c/0xe0\n[<ffffffd5d181575c>] die_kernel_fault+0x74/0x88\n[<ffffffd5d1864db4>] __do_kernel_fault+0x314/0x318\n[<ffffffd5d2a3cdf8>] do_page_fault+0xa4/0x5f8\n[<ffffffd5d2a3cd34>] do_translation_fault+0x34/0x54\n[<ffffffd5d1864524>] do_mem_abort+0x50/0xa8\n[<ffffffd5d2a297dc>] el1_abort+0x3c/0x64\n[<ffffffd5d2a29718>] el1h_64_sync_handler+0x44/0xcc\n[<ffffffd5d181133c>] el1h_64_sync+0x80/0x88\n[<ffffffd5d255c1dc>] ufshcd_add_command_trace+0x23c/0x320\n[<ffffffd5d255bad8>] ufshcd_compl_one_cqe+0xa4/0x404\n[<ffffffd5d2572968>] ufshcd_mcq_poll_cqe_lock+0xac/0x104\n[<ffffffd5d11c7460>] ufs_mtk_mcq_intr+0x54/0x74 [ufs_mediatek_mod]\n[<ffffffd5d19ab92c>] __handle_irq_event_percpu+0xc8/0x348\n[<ffffffd5d19abca8>] handle_irq_event+0x3c/0xa8\n[<ffffffd5d19b1f0c>] handle_fasteoi_irq+0xf8/0x294\n[<ffffffd5d19aa778>] generic_handle_domain_irq+0x54/0x80\n[<ffffffd5d18102bc>] gic_handle_irq+0x1d4/0x330\n[<ffffffd5d1838210>] call_on_irq_stack+0x44/0x68\n[<ffffffd5d183af30>] do_interrupt_handler+0x78/0xd8\n[<ffffffd5d2a29c00>] el1_interrupt+0x48/0xa8\n[<ffffffd5d2a29ba8>] el1h_64_irq_handler+0x14/0x24\n[<ffffffd5d18113c4>] el1h_64_irq+0x80/0x88\n[<ffffffd5d2527fb4>] arch_local_irq_enable+0x4/0x1c\n[<ffffffd5d25282e4>] cpuidle_enter+0x34/0x54\n[<ffffffd5d195a678>] do_idle+0x1dc/0x2f8\n[<ffffffd5d195a7c4>] cpu_startup_entry+0x30/0x3c\n[<ffffffd5d18155c4>] secondary_start_kernel+0x134/0x1ac\n[<ffffffd5d18640bc>] __secondary_switched+0xc4/0xcc"
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/ufs/core/ufshcd.c"
],
"versions": [
{
"version": "bed0896008334eeee4b4bfd7150491ca098cbf72",
"lessThan": "0614f5618c24fbc3d555efade22887b102ad7ad6",
"status": "affected",
"versionType": "git"
},
{
"version": "9307a998cb9846a2557fdca286997430bee36a2a",
"lessThan": "be730f9ee92ae08f2bc4b336967bcfd8183c06fe",
"status": "affected",
"versionType": "git"
},
{
"version": "9307a998cb9846a2557fdca286997430bee36a2a",
"lessThan": "f4f590c6c9df7453bbda2ef9170b1b09e42a124c",
"status": "affected",
"versionType": "git"
},
{
"version": "9307a998cb9846a2557fdca286997430bee36a2a",
"lessThan": "93b9e7ee9e93629db80bbc9dab8a874215b89ccf",
"status": "affected",
"versionType": "git"
},
{
"version": "9307a998cb9846a2557fdca286997430bee36a2a",
"lessThan": "30df81f2228d65bddf492db3929d9fcaffd38fc5",
"status": "affected",
"versionType": "git"
},
{
"version": "11d81233f4ebe6907b12c79ad7d8787aa4db0633",
"status": "affected",
"versionType": "git"
},
{
"version": "6.6.41",
"lessThan": "6.6.130",
"status": "affected",
"versionType": "semver"
},
{
"version": "6.9.10",
"lessThan": "6.10",
"status": "affected",
"versionType": "semver"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/ufs/core/ufshcd.c"
],
"versions": [
{
"version": "6.10",
"status": "affected"
},
{
"version": "0",
"lessThan": "6.10",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.6.130",
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.12.78",
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.18.19",
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.19.9",
"lessThanOrEqual": "6.19.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.0",
"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": "6.6.41",
"versionEndExcluding": "6.6.130"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.10",
"versionEndExcluding": "6.12.78"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.10",
"versionEndExcluding": "6.18.19"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.10",
"versionEndExcluding": "6.19.9"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.10",
"versionEndExcluding": "7.0"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.9.10"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/0614f5618c24fbc3d555efade22887b102ad7ad6"
},
{
"url": "https://git.kernel.org/stable/c/be730f9ee92ae08f2bc4b336967bcfd8183c06fe"
},
{
"url": "https://git.kernel.org/stable/c/f4f590c6c9df7453bbda2ef9170b1b09e42a124c"
},
{
"url": "https://git.kernel.org/stable/c/93b9e7ee9e93629db80bbc9dab8a874215b89ccf"
},
{
"url": "https://git.kernel.org/stable/c/30df81f2228d65bddf492db3929d9fcaffd38fc5"
}
],
"title": "scsi: ufs: core: Fix possible NULL pointer dereference in ufshcd_add_command_trace()",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
}
}