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CVE-2025-39778— objtool, nvmet: Fix out-of-bounds stack access in nvmet_ctrl_state_show()

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，该漏洞源于数组访问越界，可能导致栈溢出。

AI Predicted 3.7 Difficulty: Hard EPSS 0.25% · P15

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 10

VendorProduct Version RangeStatus
Linux Linux 649fd41420a816b11b07423ebf4dbd4ac1ac2905< 1adc93a525fdee8e2b311e6d5fd93eb69714ca05 affected
649fd41420a816b11b07423ebf4dbd4ac1ac2905< 8fbf37a3577b4d64c150cafde338eee17b2f2ea4 affected
649fd41420a816b11b07423ebf4dbd4ac1ac2905< 0cc0efc58d6c741b2868d4af24874d7fec28a575 affected
649fd41420a816b11b07423ebf4dbd4ac1ac2905< 107a23185d990e3df6638d9a84c835f963fe30a6 affected
6.11 affected
< 6.11 unaffected
6.12.23≤ 6.12.* unaffected
6.13.11≤ 6.13.* unaffected
… +2 more rows
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I. Basic Information for CVE-2025-39778

Vulnerability Information
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Vulnerability Title
objtool, nvmet: Fix out-of-bounds stack access in nvmet_ctrl_state_show()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: objtool, nvmet: Fix out-of-bounds stack access in nvmet_ctrl_state_show() The csts_state_names[] array only has six sparse entries, but the iteration code in nvmet_ctrl_state_show() iterates seven, resulting in a potential out-of-bounds stack read. Fix that. Fixes the following warning with an UBSAN kernel: vmlinux.o: warning: objtool: .text.nvmet_ctrl_state_show: unexpected end of section
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，该漏洞源于数组访问越界，可能导致栈溢出。
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 649fd41420a816b11b07423ebf4dbd4ac1ac2905 ~ 1adc93a525fdee8e2b311e6d5fd93eb69714ca05 -
Linux Linux 6.11 -

II. Public POCs for CVE-2025-39778

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III. Intelligence Information for CVE-2025-39778

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Other References for CVE-2025-39778 (4)

Same Patch Batch · Linux · 2025-04-18 · 23 CVEs total

CVE-2025-39930 8.4 HIGH ASoC: simple-card-utils: Don't use __free(device_node) at graph_util_parse_dai()
CVE-2025-40364 7.8 HIGH io_uring: fix io_req_prep_async with provided buffers
CVE-2025-37785 7.8 HIGH ext4: fix OOB read when checking dotdot dir
CVE-2025-37893 7.8 HIGH LoongArch: BPF: Fix off-by-one error in build_prologue()
CVE-2025-37838 7.8 HIGH HSI: ssi_protocol: Fix use after free vulnerability in ssi_protocol Driver Due to Race Con
CVE-2025-39688 7.5 HIGH nfsd: allow SC_STATUS_FREEABLE when searching via nfs4_lookup_stateid()
CVE-2025-39735 7.1 HIGH jfs: fix slab-out-of-bounds read in ea_get()
CVE-2025-38479 dmaengine: fsl-edma: free irq correctly in remove path
CVE-2025-37860 sfc: fix NULL dereferences in ef100_process_design_param()
CVE-2025-37925 jfs: reject on-disk inodes of an unsupported type
CVE-2025-40325 md/raid10: wait barrier before returning discard request with REQ_NOWAIT
CVE-2025-38049 x86/resctrl: Fix allocation of cleanest CLOSID on platforms with no monitors
CVE-2025-38104 drm/amdgpu: Replace Mutex with Spinlock for RLCG register access to avoid Priority Inversi
CVE-2025-38152 remoteproc: core: Clear table_sz when rproc_shutdown
CVE-2025-38240 drm/mediatek: dp: drm_err => dev_err in HPD path to avoid NULL ptr
CVE-2025-40014 objtool, spi: amd: Fix out-of-bounds stack access in amd_set_spi_freq()
CVE-2025-38575 ksmbd: use aead_request_free to match aead_request_alloc
CVE-2025-38637 net_sched: skbprio: Remove overly strict queue assertions
CVE-2025-39728 clk: samsung: Fix UBSAN panic in samsung_clk_init()
CVE-2025-39755 staging: gpib: Fix cb7210 pcmcia Oops

Showing top 20 of 23 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2025-39778

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