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CVE-2023-53309— drm/radeon: Fix integer overflow in radeon_cs_parser_init

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radeon_cs_parser_init中存在整数溢出，可能导致引用未初始化内存。

AI Predicted 4.8 Difficulty: Moderate EPSS 0.16% · P5

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux 28a326c592e3e444c59f28b3e60c3b07692928d6< d05ba46134d07e889de7d23cf8503574a22ede09 affected
28a326c592e3e444c59f28b3e60c3b07692928d6< cfa9148bafb2d3292b65de1bac79dcca65be2643 affected
28a326c592e3e444c59f28b3e60c3b07692928d6< b8fab6aebdf2115ec2d7bd2f3498d5b911ff351e affected
28a326c592e3e444c59f28b3e60c3b07692928d6< e6825b30d37fe89ceb87f926d33d4fad321a331e affected
28a326c592e3e444c59f28b3e60c3b07692928d6< c0d7dbc6b7a61a56028118c00af2c8319d44a682 affected
28a326c592e3e444c59f28b3e60c3b07692928d6< 2e1be420b86980c25a75325e90dfc3fc73126f61 affected
28a326c592e3e444c59f28b3e60c3b07692928d6< 25e634d7f44eb13113139040e5366bebe48c882f affected
28a326c592e3e444c59f28b3e60c3b07692928d6< f828b681d0cd566f86351c0b913e6cb6ed8c7b9c affected
… +10 more rows
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I. Basic Information for CVE-2023-53309

Vulnerability Information
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Vulnerability Title
drm/radeon: Fix integer overflow in radeon_cs_parser_init
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: drm/radeon: Fix integer overflow in radeon_cs_parser_init The type of size is unsigned, if size is 0x40000000, there will be an integer overflow, size will be zero after size *= sizeof(uint32_t), will cause uninitialized memory to be referenced later
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radeon_cs_parser_init中存在整数溢出，可能导致引用未初始化内存。
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 28a326c592e3e444c59f28b3e60c3b07692928d6 ~ d05ba46134d07e889de7d23cf8503574a22ede09 -
Linux Linux 3.13 -

II. Public POCs for CVE-2023-53309

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III. Intelligence Information for CVE-2023-53309

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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-2023-53315 8.8 HIGH wifi: ath11k: Fix SKB corruption in REO destination ring
CVE-2025-39806 8.8 HIGH HID: multitouch: fix slab out-of-bounds access in mt_report_fixup()
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-2023-53297 8.8 HIGH Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp
CVE-2023-53305 8.8 HIGH Bluetooth: L2CAP: Fix use-after-free
CVE-2023-53322 8.8 HIGH scsi: qla2xxx: Wait for io return on terminate rport
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-2025-39815 7.8 HIGH RISC-V: KVM: fix stack overrun when loading vlenb
CVE-2023-53314 7.8 HIGH fbdev/ep93xx-fb: Do not assign to struct fb_info.dev
CVE-2023-53286 7.8 HIGH RDMA/mlx5: Return the firmware result upon destroying QP/RQ
CVE-2025-39818 7.8 HIGH HID: intel-thc-hid: intel-thc: Fix incorrect pointer arithmetic in I2C regs save
CVE-2022-50341 7.8 HIGH cifs: fix oops during encryption
CVE-2022-50339 7.8 HIGH Bluetooth: avoid hci_dev_test_and_set_flag() in mgmt_init_hdev()
CVE-2023-53331 7.8 HIGH pstore/ram: Check start of empty przs during init
CVE-2025-39825 7.8 HIGH smb: client: fix race with concurrent opens in rename(2)
CVE-2023-53311 7.8 HIGH nilfs2: fix use-after-free of nilfs_root in dirtying inodes via iput
CVE-2025-39810 7.8 HIGH bnxt_en: Fix memory corruption when FW resources change during ifdown

Showing top 20 of 115 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2023-53309

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