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CVE-2025-40011— drm/gma500: Fix null dereference in hdmi teardown

AI Predicted 4.4 Difficulty: Moderate EPSS 0.09% · P25

Affected Version Matrix 18

VendorProductVersion RangeStatus
LinuxLinux1b082ccf5901108d3acd860a73d8c0442556c0bb< 70b0c11483d3b90b2d0f416026e475e084a77e62affected
1b082ccf5901108d3acd860a73d8c0442556c0bb< 4bbfd1b290857b9d14ea9d91562bde55ff2bc85eaffected
1b082ccf5901108d3acd860a73d8c0442556c0bb< e15de80737d444ed743b1c60ced4a3a97913169baffected
1b082ccf5901108d3acd860a73d8c0442556c0bb< 02e4ff4941efb9bbb40d8d5b61efa1a4119b1ba7affected
1b082ccf5901108d3acd860a73d8c0442556c0bb< 6ffa6b5bc861a3ea9dfcdc007f002b4a347c24baaffected
1b082ccf5901108d3acd860a73d8c0442556c0bb< f800f7054d2cf28b51296c7c575da27c29e3859baffected
1b082ccf5901108d3acd860a73d8c0442556c0bb< 0fc650fa475b50c1da8236c5e900b9460c7027bcaffected
1b082ccf5901108d3acd860a73d8c0442556c0bb< 352e66900cde63f3dadb142364d3c35170bbaaffaffected
… +10 more rows
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I. Basic Information for CVE-2025-40011

Vulnerability Information
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Vulnerability Title
drm/gma500: Fix null dereference in hdmi teardown
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: drm/gma500: Fix null dereference in hdmi teardown pci_set_drvdata sets the value of pdev->driver_data to NULL, after which the driver_data obtained from the same dev is dereferenced in oaktrail_hdmi_i2c_exit, and the i2c_dev is extracted from it. To prevent this, swap these calls. Found by Linux Verification Center (linuxtesting.org) with Svacer.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
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pci_set_drvdata后未正确处理driver_data，可能导致空指针取消引用。
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

VendorProductAffected VersionsCPESubscribe
LinuxLinux 1b082ccf5901108d3acd860a73d8c0442556c0bb ~ 70b0c11483d3b90b2d0f416026e475e084a77e62 -
LinuxLinux 3.3 -

II. Public POCs for CVE-2025-40011

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III. Intelligence Information for CVE-2025-40011

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Same Patch Batch · Linux · 2025-10-20 · 13 CVEs total

CVE-2025-40017media: iris: Fix memory leak by freeing untracked persist buffer
CVE-2025-40015media: stm32-csi: Fix dereference before NULL check
CVE-2025-40016media: uvcvideo: Mark invalid entities with id UVC_INVALID_ENTITY_ID
CVE-2025-40013ASoC: qcom: audioreach: fix potential null pointer dereference
CVE-2025-40012net/smc: fix warning in smc_rx_splice() when calling get_page()
CVE-2025-40010afs: Fix potential null pointer dereference in afs_put_server
CVE-2025-40009fs/proc/task_mmu: check p->vec_buf for NULL
CVE-2025-40008kmsan: fix out-of-bounds access to shadow memory
CVE-2025-40007netfs: fix reference leak
CVE-2025-40006mm/hugetlb: fix folio is still mapped when deleted
CVE-2025-40005spi: cadence-quadspi: Implement refcount to handle unbind during busy
CVE-2025-40004net/9p: Fix buffer overflow in USB transport layer

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2025-40011

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