CVE-2022-49542

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2022-49542", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-02-26T02:08:31.589Z", "datePublished": "2025-02-26T02:13:56.961Z", "dateUpdated": "2026-05-11T19:01:56.992Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T19:01:56.992Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: lpfc: Move cfg_log_verbose check before calling lpfc_dmp_dbg()\n\nIn an attempt to log message 0126 with LOG_TRACE_EVENT, the following hard\nlockup call trace hangs the system.\n\nCall Trace:\n _raw_spin_lock_irqsave+0x32/0x40\n lpfc_dmp_dbg.part.32+0x28/0x220 [lpfc]\n lpfc_cmpl_els_fdisc+0x145/0x460 [lpfc]\n lpfc_sli_cancel_jobs+0x92/0xd0 [lpfc]\n lpfc_els_flush_cmd+0x43c/0x670 [lpfc]\n lpfc_els_flush_all_cmd+0x37/0x60 [lpfc]\n lpfc_sli4_async_event_proc+0x956/0x1720 [lpfc]\n lpfc_do_work+0x1485/0x1d70 [lpfc]\n kthread+0x112/0x130\n ret_from_fork+0x1f/0x40\nKernel panic - not syncing: Hard LOCKUP\n\nThe same CPU tries to claim the phba->port_list_lock twice.\n\nMove the cfg_log_verbose checks as part of the lpfc_printf_vlog() and\nlpfc_printf_log() macros before calling lpfc_dmp_dbg(). There is no need\nto take the phba->port_list_lock within lpfc_dmp_dbg()."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/scsi/lpfc/lpfc_init.c", "drivers/scsi/lpfc/lpfc_logmsg.h"], "versions": [{"version": "0b3ad32e26460affc9d4b2f9c32d7c228e8b0cfb", "lessThan": "271725e4028559ae7974d762a8467dc9de412f2e", "status": "affected", "versionType": "git"}, {"version": "0b3ad32e26460affc9d4b2f9c32d7c228e8b0cfb", "lessThan": "cc6501afccec55b8b6c90584cbf71f1fefa77d1e", "status": "affected", "versionType": "git"}, {"version": "0b3ad32e26460affc9d4b2f9c32d7c228e8b0cfb", "lessThan": "09c772557a4fd9490fed1bfb133268313ea22213", "status": "affected", "versionType": "git"}, {"version": "0b3ad32e26460affc9d4b2f9c32d7c228e8b0cfb", "lessThan": "e294647b1aed4247fe52851f3a3b2b19ae906228", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/scsi/lpfc/lpfc_init.c", "drivers/scsi/lpfc/lpfc_logmsg.h"], "versions": [{"version": "5.12", "status": "affected"}, {"version": "0", "lessThan": "5.12", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.46", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.17.14", "lessThanOrEqual": "5.17.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.18.3", "lessThanOrEqual": "5.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.19", "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": "5.12", "versionEndExcluding": "5.15.46"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.12", "versionEndExcluding": "5.17.14"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.12", "versionEndExcluding": "5.18.3"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.12", "versionEndExcluding": "5.19"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/271725e4028559ae7974d762a8467dc9de412f2e"}, {"url": "https://git.kernel.org/stable/c/cc6501afccec55b8b6c90584cbf71f1fefa77d1e"}, {"url": "https://git.kernel.org/stable/c/09c772557a4fd9490fed1bfb133268313ea22213"}, {"url": "https://git.kernel.org/stable/c/e294647b1aed4247fe52851f3a3b2b19ae906228"}], "title": "scsi: lpfc: Move cfg_log_verbose check before calling lpfc_dmp_dbg()", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2022-49542", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2025-10-01T19:37:35.607576Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-667", "description": "CWE-667 Improper Locking"}]}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-10-01T19:46:40.025Z"}}]}}

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There is no need\nto take the phba->port_list_lock within lpfc_dmp_dbg()."}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.15.46", "versionStartIncluding": "5.12"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.17.14", "versionStartIncluding": "5.12"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.18.3", "versionStartIncluding": "5.12"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.19", "versionStartIncluding": "5.12"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T19:01:56.992Z"}}}, "cveMetadata": {"cveId": "CVE-2022-49542", "state": "PUBLISHED", "dateUpdated": "2026-05-11T19:01:56.992Z", "dateReserved": "2025-02-26T02:08:31.589Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2025-02-26T02:13:56.961Z", "assignerShortName": "Linux"}, "dataVersion": "5.2"}

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There is no need\nto take the phba->port_list_lock within lpfc_dmp_dbg()."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: scsi: lpfc: Mover la comprobaci\u00f3n cfg_log_verbose antes de llamar a lpfc_dmp_dbg() En un intento de registrar el mensaje 0126 con LOG_TRACE_EVENT, el siguiente seguimiento de llamada de bloqueo duro cuelga el sistema. Seguimiento de llamadas: _raw_spin_lock_irqsave+0x32/0x40 lpfc_dmp_dbg.part.32+0x28/0x220 [lpfc] lpfc_cmpl_els_fdisc+0x145/0x460 [lpfc] lpfc_sli_cancel_jobs+0x92/0xd0 [lpfc] lpfc_els_flush_cmd+0x43c/0x670 [lpfc] lpfc_els_flush_all_cmd+0x37/0x60 [lpfc] lpfc_sli4_async_event_proc+0x956/0x1720 [lpfc] lpfc_do_work+0x1485/0x1d70 [lpfc] kthread+0x112/0x130 ret_from_fork+0x1f/0x40 Kernel panic - not syncing: Hard LOCKUP The same CPU tries to claim the phba->port_list_lock twice. Move the cfg_log_verbose checks as part of the lpfc_printf_vlog() and lpfc_printf_log() macros before calling lpfc_dmp_dbg(). There is no need to take the phba->port_list_lock within lpfc_dmp_dbg()."}], "id": "CVE-2022-49542", "lastModified": "2026-06-17T05:18:23.733", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2022-49542", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-10-01T19:37:35.607576Z", "version": "2.0.3"}}]}, "published": "2025-02-26T07:01:30.133", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/09c772557a4fd9490fed1bfb133268313ea22213"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/271725e4028559ae7974d762a8467dc9de412f2e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/cc6501afccec55b8b6c90584cbf71f1fefa77d1e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e294647b1aed4247fe52851f3a3b2b19ae906228"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-667"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-667"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"bugzilla": {"description": "kernel: scsi: lpfc: Move cfg_log_verbose check before calling lpfc_dmp_dbg()", "id": "2347857", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2347857"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-667", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nscsi: lpfc: Move cfg_log_verbose check before calling lpfc_dmp_dbg()\nIn an attempt to log message 0126 with LOG_TRACE_EVENT, the following hard\nlockup call trace hangs the system.\nCall Trace:\n_raw_spin_lock_irqsave+0x32/0x40\nlpfc_dmp_dbg.part.32+0x28/0x220 [lpfc]\nlpfc_cmpl_els_fdisc+0x145/0x460 [lpfc]\nlpfc_sli_cancel_jobs+0x92/0xd0 [lpfc]\nlpfc_els_flush_cmd+0x43c/0x670 [lpfc]\nlpfc_els_flush_all_cmd+0x37/0x60 [lpfc]\nlpfc_sli4_async_event_proc+0x956/0x1720 [lpfc]\nlpfc_do_work+0x1485/0x1d70 [lpfc]\nkthread+0x112/0x130\nret_from_fork+0x1f/0x40\nKernel panic - not syncing: Hard LOCKUP\nThe same CPU tries to claim the phba->port_list_lock twice.\nMove the cfg_log_verbose checks as part of the lpfc_printf_vlog() and\nlpfc_printf_log() macros before calling lpfc_dmp_dbg(). There is no need\nto take the phba->port_list_lock within lpfc_dmp_dbg()."], "name": "CVE-2022-49542", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-02-26T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-49542\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-49542\nhttps://lore.kernel.org/linux-cve-announce/2025022614-CVE-2022-49542-8f78@gregkh/T"], "threat_severity": "Moderate"}

{}