250 lines
13 KiB
JSON
250 lines
13 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2024-35995",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2024-05-17T13:50:33.148Z",
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"datePublished": "2024-05-20T09:47:59.057Z",
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"dateUpdated": "2026-05-11T20:15:16.281Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-05-11T20:15:16.281Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nACPI: CPPC: Use access_width over bit_width for system memory accesses\n\nTo align with ACPI 6.3+, since bit_width can be any 8-bit value, it\ncannot be depended on to be always on a clean 8b boundary. This was\nuncovered on the Cobalt 100 platform.\n\nSError Interrupt on CPU26, code 0xbe000011 -- SError\n CPU: 26 PID: 1510 Comm: systemd-udevd Not tainted 5.15.2.1-13 #1\n Hardware name: MICROSOFT CORPORATION, BIOS MICROSOFT CORPORATION\n pstate: 62400009 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)\n pc : cppc_get_perf_caps+0xec/0x410\n lr : cppc_get_perf_caps+0xe8/0x410\n sp : ffff8000155ab730\n x29: ffff8000155ab730 x28: ffff0080139d0038 x27: ffff0080139d0078\n x26: 0000000000000000 x25: ffff0080139d0058 x24: 00000000ffffffff\n x23: ffff0080139d0298 x22: ffff0080139d0278 x21: 0000000000000000\n x20: ffff00802b251910 x19: ffff0080139d0000 x18: ffffffffffffffff\n x17: 0000000000000000 x16: ffffdc7e111bad04 x15: ffff00802b251008\n x14: ffffffffffffffff x13: ffff013f1fd63300 x12: 0000000000000006\n x11: ffffdc7e128f4420 x10: 0000000000000000 x9 : ffffdc7e111badec\n x8 : ffff00802b251980 x7 : 0000000000000000 x6 : ffff0080139d0028\n x5 : 0000000000000000 x4 : ffff0080139d0018 x3 : 00000000ffffffff\n x2 : 0000000000000008 x1 : ffff8000155ab7a0 x0 : 0000000000000000\n Kernel panic - not syncing: Asynchronous SError Interrupt\n CPU: 26 PID: 1510 Comm: systemd-udevd Not tainted\n5.15.2.1-13 #1\n Hardware name: MICROSOFT CORPORATION, BIOS MICROSOFT CORPORATION\n Call trace:\n dump_backtrace+0x0/0x1e0\n show_stack+0x24/0x30\n dump_stack_lvl+0x8c/0xb8\n dump_stack+0x18/0x34\n panic+0x16c/0x384\n add_taint+0x0/0xc0\n arm64_serror_panic+0x7c/0x90\n arm64_is_fatal_ras_serror+0x34/0xa4\n do_serror+0x50/0x6c\n el1h_64_error_handler+0x40/0x74\n el1h_64_error+0x7c/0x80\n cppc_get_perf_caps+0xec/0x410\n cppc_cpufreq_cpu_init+0x74/0x400 [cppc_cpufreq]\n cpufreq_online+0x2dc/0xa30\n cpufreq_add_dev+0xc0/0xd4\n subsys_interface_register+0x134/0x14c\n cpufreq_register_driver+0x1b0/0x354\n cppc_cpufreq_init+0x1a8/0x1000 [cppc_cpufreq]\n do_one_initcall+0x50/0x250\n do_init_module+0x60/0x27c\n load_module+0x2300/0x2570\n __do_sys_finit_module+0xa8/0x114\n __arm64_sys_finit_module+0x2c/0x3c\n invoke_syscall+0x78/0x100\n el0_svc_common.constprop.0+0x180/0x1a0\n do_el0_svc+0x84/0xa0\n el0_svc+0x2c/0xc0\n el0t_64_sync_handler+0xa4/0x12c\n el0t_64_sync+0x1a4/0x1a8\n\nInstead, use access_width to determine the size and use the offset and\nwidth to shift and mask the bits to read/write out. Make sure to add a\ncheck for system memory since pcc redefines the access_width to\nsubspace id.\n\nIf access_width is not set, then fall back to using bit_width.\n\n[ rjw: Subject and changelog edits, comment adjustments ]"
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/acpi/cppc_acpi.c"
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],
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"versions": [
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{
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"version": "5bbb86aa4b8d84395e42cd05448820651d79f349",
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"lessThan": "01fc53be672acae37e611c80cc0b4f3939584de3",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "5bbb86aa4b8d84395e42cd05448820651d79f349",
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"lessThan": "1b890ae474d19800a6be1696df7fb4d9a41676e4",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "5bbb86aa4b8d84395e42cd05448820651d79f349",
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"lessThan": "6cb6b12b78dcd8867a3fdbb1b6d0ed1df2b208d1",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "5bbb86aa4b8d84395e42cd05448820651d79f349",
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"lessThan": "2f4a4d63a193be6fd530d180bb13c3592052904c",
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"status": "affected",
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"versionType": "git"
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}
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]
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},
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "affected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/acpi/cppc_acpi.c"
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],
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"versions": [
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{
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"version": "4.9",
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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": "4.9",
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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": "6.1.90",
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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": "6.6.30",
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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": "6.8.9",
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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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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "4.9",
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"versionEndExcluding": "6.1.90"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "4.9",
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"versionEndExcluding": "6.6.30"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "4.9",
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"versionEndExcluding": "6.8.9"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "4.9",
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"versionEndExcluding": "6.9"
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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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{
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"url": "https://git.kernel.org/stable/c/01fc53be672acae37e611c80cc0b4f3939584de3"
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},
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{
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"url": "https://git.kernel.org/stable/c/1b890ae474d19800a6be1696df7fb4d9a41676e4"
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},
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{
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"url": "https://git.kernel.org/stable/c/6cb6b12b78dcd8867a3fdbb1b6d0ed1df2b208d1"
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},
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{
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"url": "https://git.kernel.org/stable/c/2f4a4d63a193be6fd530d180bb13c3592052904c"
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}
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],
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"title": "ACPI: CPPC: Use access_width over bit_width for system memory accesses",
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"x_generator": {
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"engine": "bippy-1.2.0"
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}
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},
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"adp": [
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{
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"title": "CISA ADP Vulnrichment",
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"id": "CVE-2024-35995",
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"role": "CISA Coordinator",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"version": "2.0.3",
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"timestamp": "2024-05-21T15:11:28.341623Z"
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}
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],
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2024-06-04T17:34:14.842Z"
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}
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},
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"shortName": "CVE",
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"dateUpdated": "2024-08-02T03:30:12.364Z"
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},
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"title": "CVE Program Container",
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"references": [
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"url": "https://git.kernel.org/stable/c/4949affd5288b867cdf115f5b08d6166b2027f87",
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