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CVE-2025-38663— nilfs2: reject invalid file types when reading inodes

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，该漏洞源于未验证文件类型，可能导致文件系统错误。

AI Predicted 3.7 Difficulty: Moderate EPSS 0.18% · P7

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux 05fe58fdc10df9ebea04c0eaed57adc47af5c184< dd298c0b889acd3ecaf48b6e840c9ab91882e342 affected
05fe58fdc10df9ebea04c0eaed57adc47af5c184< 2cf0c4130bf340be3935d097a3dcbfefdcf65815 affected
05fe58fdc10df9ebea04c0eaed57adc47af5c184< 98872a934ea6a95985fb6a3655a78a5f0c114e82 affected
05fe58fdc10df9ebea04c0eaed57adc47af5c184< 1a5c204e175a78556b8ef1f7683249fa5197295a affected
05fe58fdc10df9ebea04c0eaed57adc47af5c184< bf585ee198bba4ff25b0d80a0891df4656cb0d08 affected
05fe58fdc10df9ebea04c0eaed57adc47af5c184< 79663a15a1c70ca84f86f2dbba07b423fe7d5d4f affected
05fe58fdc10df9ebea04c0eaed57adc47af5c184< 42cd46b3a8b1497b9258dc7ac445dbd6beb73e2f affected
05fe58fdc10df9ebea04c0eaed57adc47af5c184< 4aead50caf67e01020c8be1945c3201e8a972a27 affected
… +10 more rows
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I. Basic Information for CVE-2025-38663

Vulnerability Information
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Vulnerability Title
nilfs2: reject invalid file types when reading inodes
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: nilfs2: reject invalid file types when reading inodes To prevent inodes with invalid file types from tripping through the vfs and causing malfunctions or assertion failures, add a missing sanity check when reading an inode from a block device. If the file type is not valid, treat it as a filesystem error.
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，该漏洞源于未验证文件类型，可能导致文件系统错误。
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 05fe58fdc10df9ebea04c0eaed57adc47af5c184 ~ dd298c0b889acd3ecaf48b6e840c9ab91882e342 -
Linux Linux 2.6.30 -

II. Public POCs for CVE-2025-38663

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III. Intelligence Information for CVE-2025-38663

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Patches & Fixes for CVE-2025-38663 (3)

Same Patch Batch · Linux · 2025-08-22 · 60 CVEs total

CVE-2025-38660 9.8 CRITICAL [ceph] parse_longname(): strrchr() expects NUL-terminated string
CVE-2025-38658 8.8 HIGH nvmet: pci-epf: Do not complete commands twice if nvmet_req_init() fails
CVE-2025-38643 8.8 HIGH wifi: cfg80211: Add missing lock in cfg80211_check_and_end_cac()
CVE-2024-58239 8.2 HIGH tls: stop recv() if initial process_rx_list gave us non-DATA
CVE-2025-38675 7.8 HIGH xfrm: state: initialize state_ptrs earlier in xfrm_state_find
CVE-2025-38627 7.8 HIGH f2fs: compress: fix UAF of f2fs_inode_info in f2fs_free_dic
CVE-2025-38653 7.8 HIGH proc: use the same treatment to check proc_lseek as ones for proc_read_iter et.al
CVE-2025-38659 7.8 HIGH gfs2: No more self recovery
CVE-2025-38640 7.8 HIGH bpf: Disable migration in nf_hook_run_bpf().
CVE-2025-38656 7.8 HIGH wifi: iwlwifi: Fix error code in iwl_op_mode_dvm_start()
CVE-2025-38617 7.8 HIGH net/packet: fix a race in packet_set_ring() and packet_notifier()
CVE-2025-38670 7.8 HIGH arm64/entry: Mask DAIF in cpu_switch_to(), call_on_irq_stack()
CVE-2025-38618 7.8 HIGH vsock: Do not allow binding to VMADDR_PORT_ANY
CVE-2025-38616 7.8 HIGH tls: handle data disappearing from under the TLS ULP
CVE-2025-38667 7.8 HIGH iio: fix potential out-of-bound write
CVE-2025-38619 7.8 HIGH media: ti: j721e-csi2rx: fix list_del corruption
CVE-2025-38652 7.3 HIGH f2fs: fix to avoid out-of-boundary access in devs.path
CVE-2025-38657 7.3 HIGH wifi: rtw89: mcc: prevent shift wrapping in rtw89_core_mlsr_switch()
CVE-2025-38639 7.1 HIGH netfilter: xt_nfacct: don't assume acct name is null-terminated
CVE-2025-38662 7.1 HIGH ASoC: mediatek: mt8365-dai-i2s: pass correct size to mt8365_dai_set_priv

Showing top 20 of 60 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2025-38663

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