What’s Vulnerable › Vulnerabilities

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

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-09-16 · updated 2026-06-17
• Weakness: CWE-190

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

Affected products

• Linux kernel: before 4.14.324; from 4.15 before 4.19.293; from 4.20 before 5.4.255; from 5.5 before 5.10.192; from 5.11 before 5.15.123; from 5.16 before 6.1.42 — fixed in 4.14.324, 4.19.293, 5.10.192, 5.15.123, 5.4.255, 6.1.42

How to fix

Upgrade to a fixed version: Linux kernel 4.14.324, 4.19.293, 5.10.192, 5.15.123. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/25e634d7f44eb13113139040e5366bebe48c882f
• https://git.kernel.org/stable/c/2e1be420b86980c25a75325e90dfc3fc73126f61
• https://git.kernel.org/stable/c/b8fab6aebdf2115ec2d7bd2f3498d5b911ff351e
• https://git.kernel.org/stable/c/c0d7dbc6b7a61a56028118c00af2c8319d44a682
• https://git.kernel.org/stable/c/cfa9148bafb2d3292b65de1bac79dcca65be2643
• https://git.kernel.org/stable/c/d05ba46134d07e889de7d23cf8503574a22ede09
• https://git.kernel.org/stable/c/e6825b30d37fe89ceb87f926d33d4fad321a331e
• https://git.kernel.org/stable/c/f828b681d0cd566f86351c0b913e6cb6ed8c7b9c

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