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CVE-2023-53757— irqchip/irq-mvebu-gicp: Fix refcount leak in mvebu_gicp_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mvebu_gicp_probe中缺少引用计数释放，可能导致内存泄漏。

AI Predicted 3.7 Difficulty: Hard EPSS 0.19% · P9

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux a68a63cb4dfc30e8a79b444aabc7747bb7621acf< d6b99b9b5e354f9c801a3cc3b1d4881d920e1718 affected
a68a63cb4dfc30e8a79b444aabc7747bb7621acf< 4545d7a70ce0fc78b1d3c33c4a0939a86f363b57 affected
a68a63cb4dfc30e8a79b444aabc7747bb7621acf< c7d78d36e19eeb74a1c12799fbadbcdbaf36c0bd affected
a68a63cb4dfc30e8a79b444aabc7747bb7621acf< cee12e8be8e227731a845ae43a4c9ce2e404be45 affected
a68a63cb4dfc30e8a79b444aabc7747bb7621acf< 88cb93d3a16f706bd7213f8a5882c394e5d10c4e affected
a68a63cb4dfc30e8a79b444aabc7747bb7621acf< bb755e020abc24793b9411c9419ed43f07f9a03d affected
a68a63cb4dfc30e8a79b444aabc7747bb7621acf< 91e149b201bdb68c77011d50d011e47fadbcc8bd affected
a68a63cb4dfc30e8a79b444aabc7747bb7621acf< 9419e700021a393f67be36abd0c4f3acc6139041 affected
… +10 more rows
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I. Basic Information for CVE-2023-53757

Vulnerability Information
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Vulnerability Title
irqchip/irq-mvebu-gicp: Fix refcount leak in mvebu_gicp_probe
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: irqchip/irq-mvebu-gicp: Fix refcount leak in mvebu_gicp_probe of_irq_find_parent() returns a node pointer with refcount incremented, We should use of_node_put() on it when not needed anymore. Add missing of_node_put() to avoid refcount leak.
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mvebu_gicp_probe中缺少引用计数释放，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 a68a63cb4dfc30e8a79b444aabc7747bb7621acf ~ d6b99b9b5e354f9c801a3cc3b1d4881d920e1718 -
Linux Linux 4.13 -

II. Public POCs for CVE-2023-53757

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III. Intelligence Information for CVE-2023-53757

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Same Patch Batch · Linux · 2025-12-08 · 82 CVEs total

CVE-2023-53751 9.8 CRITICAL cifs: fix potential use-after-free bugs in TCP_Server_Info::hostname
CVE-2025-40320 9.8 CRITICAL smb: client: fix potential cfid UAF in smb2_query_info_compound
CVE-2023-53769 9.3 CRITICAL virt/coco/sev-guest: Double-buffer messages
CVE-2025-40318 8.8 HIGH Bluetooth: hci_sync: fix race in hci_cmd_sync_dequeue_once
CVE-2023-53764 8.8 HIGH wifi: ath12k: Handle lock during peer_id find
CVE-2023-53762 8.8 HIGH Bluetooth: hci_sync: Fix UAF in hci_disconnect_all_sync
CVE-2025-40292 8.4 HIGH virtio-net: fix received length check in big packets
CVE-2025-40309 8.0 HIGH Bluetooth: SCO: Fix UAF on sco_conn_free
CVE-2025-40323 7.8 HIGH fbcon: Set fb_display[i]->mode to NULL when the mode is released
CVE-2023-53747 7.8 HIGH vc_screen: reload load of struct vc_data pointer in vcs_write() to avoid UAF
CVE-2023-53753 7.8 HIGH drm/amd/display: fix mapping to non-allocated address
CVE-2025-40319 7.8 HIGH bpf: Sync pending IRQ work before freeing ring buffer
CVE-2023-53763 7.8 HIGH Revert "f2fs: fix to do sanity check on extent cache correctly"
CVE-2025-40317 7.8 HIGH regmap: slimbus: fix bus_context pointer in regmap init calls
CVE-2023-53759 7.8 HIGH HID: hidraw: fix data race on device refcount
CVE-2022-50623 7.8 HIGH fpga: prevent integer overflow in dfl_feature_ioctl_set_irq()
CVE-2023-53752 7.8 HIGH net: deal with integer overflows in kmalloc_reserve()
CVE-2022-50630 7.8 HIGH mm: hugetlb: fix UAF in hugetlb_handle_userfault
CVE-2025-40297 7.8 HIGH net: bridge: fix use-after-free due to MST port state bypass
CVE-2023-53768 7.8 HIGH regmap-irq: Fix out-of-bounds access when allocating config buffers

Showing top 20 of 82 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2023-53757

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