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CVE-2025-68235— nouveau/firmware: Add missing kfree() of nvkm_falcon_fw::boot

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nouveau固件未释放nvkm_falcon_fw::boot，可能导致内存泄漏。

AI Predicted 3.7 Difficulty: Easy EPSS 0.19% · P8

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 10

VendorProduct Version RangeStatus
Linux Linux 2541626cfb794e57ba0575a6920826f591f7ced0< 7d1977b4ae5c50e1aafc5c51500fc08bd7afd6a0 affected
2541626cfb794e57ba0575a6920826f591f7ced0< 6492add9a3a163d5e0390428d2636adc3e61b883 affected
2541626cfb794e57ba0575a6920826f591f7ced0< 2bba02a39bfb383bd1a95868d532c0917e38f9e7 affected
2541626cfb794e57ba0575a6920826f591f7ced0< 949f1fd2225baefbea2995afa807dba5cbdb6bd3 affected
6.2 affected
< 6.2 unaffected
6.6.118≤ 6.6.* unaffected
6.12.60≤ 6.12.* unaffected
… +2 more rows
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I. Basic Information for CVE-2025-68235

Vulnerability Information
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Vulnerability Title
nouveau/firmware: Add missing kfree() of nvkm_falcon_fw::boot
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: nouveau/firmware: Add missing kfree() of nvkm_falcon_fw::boot nvkm_falcon_fw::boot is allocated, but no one frees it. This causes a kmemleak warning. Make sure this data is deallocated.
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nouveau固件未释放nvkm_falcon_fw::boot，可能导致内存泄漏。
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 2541626cfb794e57ba0575a6920826f591f7ced0 ~ 7d1977b4ae5c50e1aafc5c51500fc08bd7afd6a0 -
Linux Linux 6.2 -

II. Public POCs for CVE-2025-68235

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III. Intelligence Information for CVE-2025-68235

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Other References for CVE-2025-68235 (4)

Same Patch Batch · Linux · 2025-12-16 · 156 CVEs total

CVE-2025-68285 9.8 CRITICAL libceph: fix potential use-after-free in have_mon_and_osd_map()
CVE-2025-40350 9.8 CRITICAL net/mlx5e: RX, Fix generating skb from non-linear xdp_buff for striding RQ
CVE-2025-68263 9.8 CRITICAL ksmbd: ipc: fix use-after-free in ipc_msg_send_request
CVE-2025-68192 9.8 CRITICAL net: usb: qmi_wwan: initialize MAC header offset in qmimux_rx_fixup
CVE-2025-68301 9.8 CRITICAL net: atlantic: fix fragment overflow handling in RX path
CVE-2025-68284 9.8 CRITICAL libceph: prevent potential out-of-bounds writes in handle_auth_session_key()
CVE-2025-68315 9.8 CRITICAL f2fs: fix to detect potential corrupted nid in free_nid_list
CVE-2025-68255 8.8 HIGH staging: rtl8723bs: fix stack buffer overflow in OnAssocReq IE parsing
CVE-2025-68226 8.8 HIGH smb: client: fix incomplete backport in cfids_invalidation_worker()
CVE-2025-68256 8.8 HIGH staging: rtl8723bs: fix out-of-bounds read in rtw_get_ie() parser
CVE-2025-68314 8.8 HIGH drm/msm: make sure last_fence is always updated
CVE-2025-40362 8.8 HIGH ceph: fix multifs mds auth caps issue
CVE-2025-68304 8.8 HIGH Bluetooth: hci_core: lookup hci_conn on RX path on protocol side
CVE-2025-68250 8.2 HIGH hung_task: fix warnings caused by unaligned lock pointers
CVE-2025-68181 7.8 HIGH drm/radeon: Remove calls to drm_put_dev()
CVE-2025-68179 7.8 HIGH s390: Disable ARCH_WANT_OPTIMIZE_HUGETLB_VMEMMAP
CVE-2025-68175 7.8 HIGH media: nxp: imx8-isi: Fix streaming cleanup on release
CVE-2025-68207 7.8 HIGH drm/xe/guc: Synchronize Dead CT worker with unbind
CVE-2025-68265 7.8 HIGH nvme: fix admin request_queue lifetime
CVE-2025-68208 7.8 HIGH bpf: account for current allocated stack depth in widen_imprecise_scalars()

Showing top 20 of 156 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2025-68235

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