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CVE-2025-37830— cpufreq: scmi: Fix null-ptr-deref in scmi_cpufreq_get_rate()

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于空指针取消引用，可能导致内核崩溃。

AI Predicted 4.4 Difficulty: Moderate EPSS 0.19% · P8

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution

Affected Version Matrix 16

VendorProduct Version RangeStatus
Linux Linux 99d6bdf3387734d75e3e34e94a58b8a355b7a9c8< bd1dcfba72aac4159c1d5e17cd861e702e6c19ac affected
99d6bdf3387734d75e3e34e94a58b8a355b7a9c8< 4e3d1c1925d8e752992cd893d03d974e6807ac16 affected
99d6bdf3387734d75e3e34e94a58b8a355b7a9c8< f9c5423855e3687262d881aeee5cfb3bc8577bff affected
99d6bdf3387734d75e3e34e94a58b8a355b7a9c8< ea834c90aa7cc80a1b456f7a91432734d5087d16 affected
99d6bdf3387734d75e3e34e94a58b8a355b7a9c8< 7ccfadfb2562337b4f0462a86a9746a6eea89718 affected
99d6bdf3387734d75e3e34e94a58b8a355b7a9c8< cfaca93b8fe317b7faa9af732e0ba8c9081fa018 affected
99d6bdf3387734d75e3e34e94a58b8a355b7a9c8< 484d3f15cc6cbaa52541d6259778e715b2c83c54 affected
4.17 affected
… +8 more rows
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I. Basic Information for CVE-2025-37830

Vulnerability Information
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Vulnerability Title
cpufreq: scmi: Fix null-ptr-deref in scmi_cpufreq_get_rate()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: cpufreq: scmi: Fix null-ptr-deref in scmi_cpufreq_get_rate() cpufreq_cpu_get_raw() can return NULL when the target CPU is not present in the policy->cpus mask. scmi_cpufreq_get_rate() does not check for this case, which results in a NULL pointer dereference. Add NULL check after cpufreq_cpu_get_raw() to prevent this issue.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于空指针取消引用，可能导致内核崩溃。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Linux Linux 99d6bdf3387734d75e3e34e94a58b8a355b7a9c8 ~ bd1dcfba72aac4159c1d5e17cd861e702e6c19ac -
Linux Linux 4.17 -

II. Public POCs for CVE-2025-37830

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III. Intelligence Information for CVE-2025-37830

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Patches & Fixes for CVE-2025-37830 (2)

Same Patch Batch · Linux · 2025-05-08 · 33 CVEs total

CVE-2025-37801 7.8 HIGH spi: spi-imx: Add check for spi_imx_setupxfer()
CVE-2025-37822 7.8 HIGH riscv: uprobes: Add missing fence.i after building the XOL buffer
CVE-2025-37814 7.8 HIGH tty: Require CAP_SYS_ADMIN for all usages of TIOCL_SELMOUSEREPORT
CVE-2025-37813 7.8 HIGH usb: xhci: Fix invalid pointer dereference in Etron workaround
CVE-2025-37823 7.8 HIGH net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too
CVE-2025-37820 7.5 HIGH xen-netfront: handle NULL returned by xdp_convert_buff_to_frame()
CVE-2025-37802 7.5 HIGH ksmbd: fix WARNING "do not call blocking ops when !TASK_RUNNING"
CVE-2025-37800 7.1 HIGH driver core: fix potential NULL pointer dereference in dev_uevent()
CVE-2025-37829 cpufreq: scpi: Fix null-ptr-deref in scpi_cpufreq_get_rate()
CVE-2025-37828 scsi: ufs: mcq: Add NULL check in ufshcd_mcq_abort()
CVE-2025-37826 scsi: ufs: core: Add NULL check in ufshcd_mcq_compl_pending_transfer()
CVE-2025-37827 btrfs: zoned: return EIO on RAID1 block group write pointer mismatch
CVE-2025-37825 nvmet: fix out-of-bounds access in nvmet_enable_port
CVE-2025-37831 cpufreq: apple-soc: Fix null-ptr-deref in apple_soc_cpufreq_get_rate()
CVE-2025-37834 mm/vmscan: don't try to reclaim hwpoison folio
CVE-2025-37824 tipc: fix NULL pointer dereference in tipc_mon_reinit_self()
CVE-2025-37821 sched/eevdf: Fix se->slice being set to U64_MAX and resulting crash
CVE-2025-37833 net/niu: Niu requires MSIX ENTRY_DATA fields touch before entry reads
CVE-2025-37819 irqchip/gic-v2m: Prevent use after free of gicv2m_get_fwnode()
CVE-2025-37817 mcb: fix a double free bug in chameleon_parse_gdd()

Showing top 20 of 33 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2025-37830

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