164 lines
9.9 KiB
JSON
164 lines
9.9 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-2023-53563",
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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": "2025-10-04T15:14:15.923Z",
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"datePublished": "2025-10-04T15:17:06.340Z",
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"dateUpdated": "2026-05-11T19:47:23.424Z"
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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": "2026-05-11T19:47:23.424Z"
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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\ncpufreq: amd-pstate-ut: Fix kernel panic when loading the driver\n\nAfter loading the amd-pstate-ut driver, amd_pstate_ut_check_perf()\nand amd_pstate_ut_check_freq() use cpufreq_cpu_get() to get the policy\nof the CPU and mark it as busy.\n\nIn these functions, cpufreq_cpu_put() should be used to release the\npolicy, but it is not, so any other entity trying to access the policy\nis blocked indefinitely.\n\nOne such scenario is when amd_pstate mode is changed, leading to the\nfollowing splat:\n\n[ 1332.103727] INFO: task bash:2929 blocked for more than 120 seconds.\n[ 1332.110001] Not tainted 6.5.0-rc2-amd-pstate-ut #5\n[ 1332.115315] \"echo 0 > /proc/sys/kernel/hung_task_timeout_secs\" disables this message.\n[ 1332.123140] task:bash state:D stack:0 pid:2929 ppid:2873 flags:0x00004006\n[ 1332.123143] Call Trace:\n[ 1332.123145] <TASK>\n[ 1332.123148] __schedule+0x3c1/0x16a0\n[ 1332.123154] ? _raw_read_lock_irqsave+0x2d/0x70\n[ 1332.123157] schedule+0x6f/0x110\n[ 1332.123160] schedule_timeout+0x14f/0x160\n[ 1332.123162] ? preempt_count_add+0x86/0xd0\n[ 1332.123165] __wait_for_common+0x92/0x190\n[ 1332.123168] ? __pfx_schedule_timeout+0x10/0x10\n[ 1332.123170] wait_for_completion+0x28/0x30\n[ 1332.123173] cpufreq_policy_put_kobj+0x4d/0x90\n[ 1332.123177] cpufreq_policy_free+0x157/0x1d0\n[ 1332.123178] ? preempt_count_add+0x58/0xd0\n[ 1332.123180] cpufreq_remove_dev+0xb6/0x100\n[ 1332.123182] subsys_interface_unregister+0x114/0x120\n[ 1332.123185] ? preempt_count_add+0x58/0xd0\n[ 1332.123187] ? __pfx_amd_pstate_change_driver_mode+0x10/0x10\n[ 1332.123190] cpufreq_unregister_driver+0x3b/0xd0\n[ 1332.123192] amd_pstate_change_driver_mode+0x1e/0x50\n[ 1332.123194] store_status+0xe9/0x180\n[ 1332.123197] dev_attr_store+0x1b/0x30\n[ 1332.123199] sysfs_kf_write+0x42/0x50\n[ 1332.123202] kernfs_fop_write_iter+0x143/0x1d0\n[ 1332.123204] vfs_write+0x2df/0x400\n[ 1332.123208] ksys_write+0x6b/0xf0\n[ 1332.123210] __x64_sys_write+0x1d/0x30\n[ 1332.123213] do_syscall_64+0x60/0x90\n[ 1332.123216] ? fpregs_assert_state_consistent+0x2e/0x50\n[ 1332.123219] ? exit_to_user_mode_prepare+0x49/0x1a0\n[ 1332.123223] ? irqentry_exit_to_user_mode+0xd/0x20\n[ 1332.123225] ? irqentry_exit+0x3f/0x50\n[ 1332.123226] ? exc_page_fault+0x8e/0x190\n[ 1332.123228] entry_SYSCALL_64_after_hwframe+0x6e/0xd8\n[ 1332.123232] RIP: 0033:0x7fa74c514a37\n[ 1332.123234] RSP: 002b:00007ffe31dd0788 EFLAGS: 00000246 ORIG_RAX: 0000000000000001\n[ 1332.123238] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007fa74c514a37\n[ 1332.123239] RDX: 0000000000000008 RSI: 000055e27c447aa0 RDI: 0000000000000001\n[ 1332.123241] RBP: 000055e27c447aa0 R08: 00007fa74c5d1460 R09: 000000007fffffff\n[ 1332.123242] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008\n[ 1332.123244] R13: 00007fa74c61a780 R14: 00007fa74c616600 R15: 00007fa74c615a00\n[ 1332.123247] </TASK>\n\nFix this by calling cpufreq_cpu_put() wherever necessary.\n\n[ rjw: Subject and changelog edits ]"
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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/cpufreq/amd-pstate-ut.c"
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],
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"versions": [
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{
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"version": "14eb1c96e3a3fd9cd377ac9af3c7a410f8bf1015",
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"lessThan": "fcf78a17bbb94bebaa912f0460a1848f7d374c94",
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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": "14eb1c96e3a3fd9cd377ac9af3c7a410f8bf1015",
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"lessThan": "84857640c67405eed258c461b3ef909002f1e201",
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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": "14eb1c96e3a3fd9cd377ac9af3c7a410f8bf1015",
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"lessThan": "0f74f12ee042fd72e45f0e8700e063c84ef3883b",
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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": "14eb1c96e3a3fd9cd377ac9af3c7a410f8bf1015",
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"lessThan": "60dd283804479c4a52f995b713f448e2cd65b8c8",
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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/cpufreq/amd-pstate-ut.c"
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],
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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": "6.1.53",
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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": "6.4.16",
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"lessThanOrEqual": "6.4.*",
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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": "6.5.3",
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"lessThanOrEqual": "6.5.*",
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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",
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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": "6.1",
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"versionEndExcluding": "6.1.53"
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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": "6.1",
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"versionEndExcluding": "6.4.16"
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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": "6.1",
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"versionEndExcluding": "6.5.3"
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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": "6.1",
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"versionEndExcluding": "6.6"
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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/fcf78a17bbb94bebaa912f0460a1848f7d374c94"
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},
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{
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"url": "https://git.kernel.org/stable/c/84857640c67405eed258c461b3ef909002f1e201"
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},
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{
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"url": "https://git.kernel.org/stable/c/0f74f12ee042fd72e45f0e8700e063c84ef3883b"
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},
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{
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"url": "https://git.kernel.org/stable/c/60dd283804479c4a52f995b713f448e2cd65b8c8"
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}
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],
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"title": "cpufreq: amd-pstate-ut: Fix kernel panic when loading the driver",
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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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}
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} |