CVE-2023-53266— arm64: acpi: Fix possible memory leak of ffh_ctxt
Possible ATT&CK Techniques 1AI
T1599 · Network Boundary BridgingAffected Version Matrix 6
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I. Basic Information for CVE-2023-53266
Vulnerability Information
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Vulnerability Title
arm64: acpi: Fix possible memory leak of ffh_ctxt
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: arm64: acpi: Fix possible memory leak of ffh_ctxt Allocated 'ffh_ctxt' memory leak is possible if the SMCCC version and conduit checks fail and -EOPNOTSUPP is returned without freeing the allocated memory. Fix the same by moving the allocation after the SMCCC version and conduit checks.
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，该漏洞源于未释放ffh_ctxt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
II. Public POCs for CVE-2023-53266
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Same Patch Batch · Linux · 2025-09-16 · 115 CVEs total
| CVE-2022-50350 | 9.8 CRITICAL | scsi: target: iscsi: Fix a race condition between login_work and the login thread |
| CVE-2025-39806 | 8.8 HIGH | HID: multitouch: fix slab out-of-bounds access in mt_report_fixup() |
| CVE-2023-53315 | 8.8 HIGH | wifi: ath11k: Fix SKB corruption in REO destination ring |
| CVE-2023-53305 | 8.8 HIGH | Bluetooth: L2CAP: Fix use-after-free |
| CVE-2025-39827 | 8.8 HIGH | net: rose: include node references in rose_neigh refcount |
| CVE-2025-39826 | 8.8 HIGH | net: rose: convert 'use' field to refcount_t |
| CVE-2023-53322 | 8.8 HIGH | scsi: qla2xxx: Wait for io return on terminate rport |
| CVE-2023-53297 | 8.8 HIGH | Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp |
| CVE-2025-39809 | 8.4 HIGH | HID: intel-thc-hid: intel-quicki2c: Fix ACPI dsd ICRS/ISUB length |
| CVE-2023-53333 | 8.2 HIGH | netfilter: conntrack: dccp: copy entire header to stack buffer, not just basic one |
| CVE-2023-53314 | 7.8 HIGH | fbdev/ep93xx-fb: Do not assign to struct fb_info.dev |
| CVE-2025-39818 | 7.8 HIGH | HID: intel-thc-hid: intel-thc: Fix incorrect pointer arithmetic in I2C regs save |
| CVE-2025-39815 | 7.8 HIGH | RISC-V: KVM: fix stack overrun when loading vlenb |
| CVE-2023-53286 | 7.8 HIGH | RDMA/mlx5: Return the firmware result upon destroying QP/RQ |
| CVE-2023-53311 | 7.8 HIGH | nilfs2: fix use-after-free of nilfs_root in dirtying inodes via iput |
| CVE-2022-50341 | 7.8 HIGH | cifs: fix oops during encryption |
| CVE-2025-39825 | 7.8 HIGH | smb: client: fix race with concurrent opens in rename(2) |
| CVE-2023-53274 | 7.8 HIGH | clk: mediatek: mt8183: Add back SSPM related clocks |
| CVE-2025-39810 | 7.8 HIGH | bnxt_en: Fix memory corruption when FW resources change during ifdown |
| CVE-2023-53331 | 7.8 HIGH | pstore/ram: Check start of empty przs during init |
Showing top 20 of 115 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Linux
- CVE-2026-64582
RDMA/rxe: Fix a use-after-free problem in rxe_mmap - CVE-2026-64581
xfrm: fix sk_dst_cache double-free in xfrm_user_policy() - CVE-2026-64580
xfrm6: clear dst.dev on error to avoid double netdev_put in - CVE-2026-64578
ksmbd: validate compound request size before reading Structu - CVE-2026-64579
xfrm: policy: preallocate inexact bins before xfrm_hash_rebu
Same vendor: Linux
- CVE-2026-64582
RDMA/rxe: Fix a use-after-free problem in rxe_mmap - CVE-2026-64581
xfrm: fix sk_dst_cache double-free in xfrm_user_policy() - CVE-2026-64580
xfrm6: clear dst.dev on error to avoid double netdev_put in - CVE-2026-64578
ksmbd: validate compound request size before reading Structu - CVE-2026-64579
xfrm: policy: preallocate inexact bins before xfrm_hash_rebu
V. Comments for CVE-2023-53266
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