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CVE-2026-45954— fbdev: au1200fb: Fix a memory leak in au1200fb_drv_probe()

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au1200fb_drv_probe()函数在platform_get_irq失败时直接返回未释放内存，可能导致内存泄漏。

AI Predicted 5.5 Difficulty: Trivial EPSS 0.16% · P5

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 29

VendorProduct Version RangeStatus
Linux Linux 49e435ca02c797e6e877bb79a9c3c3f580462fdb< 81831d56b723bc1090ce3158feddaca88e85f939 affected
2400ae8fd86d0dfb67bdff6e206b090b0606bbf4< 071d8fb757a8318f72c8e02898c2cf7e14e21fb6 affected
50e4b32d2e58b7487ebb0a16d5de9cbde56f7949< bd1ad63e11b2a568e98de536f319054d2de29f56 affected
4e88761f5f8c7869f15a2046b1a1116f4fab4ac8< 3e5349e54113e2dce1a659c57935e18032742e56 affected
4e88761f5f8c7869f15a2046b1a1116f4fab4ac8< 762a26818934241b8b0172a229d2cf5d87260e40 affected
4e88761f5f8c7869f15a2046b1a1116f4fab4ac8< 3d4202ee6494c0d576cdc104b12e0834ca8136a8 affected
4e88761f5f8c7869f15a2046b1a1116f4fab4ac8< b024a8efee0f55d330a1cdd3eac8f79ac5acd3be affected
4e88761f5f8c7869f15a2046b1a1116f4fab4ac8< ce4e25198a6aaaaf36248edf8daf3d744ec8e309 affected
… +21 more rows
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I. Basic Information for CVE-2026-45954

Vulnerability Information
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Vulnerability Title
fbdev: au1200fb: Fix a memory leak in au1200fb_drv_probe()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: fbdev: au1200fb: Fix a memory leak in au1200fb_drv_probe() In au1200fb_drv_probe(), when platform_get_irq fails(), it directly returns from the function with an error code, which causes a memory leak. Replace it with a goto label to ensure proper cleanup.
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au1200fb_drv_probe()函数在platform_get_irq失败时直接返回未释放内存，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 49e435ca02c797e6e877bb79a9c3c3f580462fdb ~ 81831d56b723bc1090ce3158feddaca88e85f939 -
Linux Linux 6.5 -

II. Public POCs for CVE-2026-45954

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III. Intelligence Information for CVE-2026-45954

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Patches & Fixes for CVE-2026-45954 (8)

Same Patch Batch · Linux · 2026-05-27 · 275 CVEs total

CVE-2026-45972 9.8 CRITICAL smb: client: fix potential UAF and double free in smb2_open_file()
CVE-2026-46039 9.8 CRITICAL rxgk: Fix potential integer overflow in length check
CVE-2026-45898 9.8 CRITICAL RDMA/iwcm: Fix workqueue list corruption by removing work_list
CVE-2026-45988 9.8 CRITICAL rxrpc: Fix re-decryption of RESPONSE packets
CVE-2026-46043 9.1 CRITICAL RDMA/rxe: Validate pad and ICRC before payload_size() in rxe_rcv
CVE-2026-46056 8.8 HIGH Bluetooth: hci_event: fix potential UAF in SSP passkey handlers
CVE-2026-45945 8.8 HIGH iommu/vt-d: Fix race condition during PASID entry replacement
CVE-2026-45843 8.2 HIGH slip: bound decode() reads against the compressed packet length
CVE-2026-46037 8.2 HIGH ipv4: icmp: validate reply type before using icmp_pointers
CVE-2025-71311 8.2 HIGH fs/ntfs3: Initialize new folios before use
CVE-2026-46099 8.1 HIGH net: ipv6: fix NOREF dst use in seg6 and rpl lwtunnels
CVE-2026-46010 8.1 HIGH rxrpc: Fix error handling in rxgk_extract_token()
CVE-2026-46076 7.9 HIGH KVM: nSVM: Raise #UD if unhandled VMMCALL isn't intercepted by L1
CVE-2026-45951 7.8 HIGH bpf: Fix a potential use-after-free of BTF object
CVE-2026-45931 7.8 HIGH accel/amdxdna: Hold mm structure across iommu_sva_unbind_device()
CVE-2026-45878 7.8 HIGH drm/amdkfd: Fix watch_id bounds checking in debug address watch v2
CVE-2026-46036 7.8 HIGH vfio/cdx: Serialize VFIO_DEVICE_SET_IRQS with a per-device mutex
CVE-2026-45956 7.8 HIGH drm/exynos: vidi: use priv->vidi_dev for ctx lookup in vidi_connection_ioctl()
CVE-2026-45959 7.8 HIGH crypto: ccp - Fix a crash due to incorrect cleanup usage of kfree
CVE-2026-45910 7.8 HIGH RDMA/rxe: Fix race condition in QP timer handlers

Showing top 20 of 275 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2026-45954

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