What’s Vulnerable › Vulnerabilities
CVE-2023-52470: drm/radeon: check the alloc_workqueue return value in radeon_crtc_init()
- Severity: medium (CVSS 5.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2024-02-26 · updated 2026-06-17
- Weakness: CWE-476
Description
In the Linux kernel, the following vulnerability has been resolved: drm/radeon: check the alloc_workqueue return value in radeon_crtc_init() check the alloc_workqueue return value in radeon_crtc_init() to avoid null-ptr-deref.
Affected products
- Linux kernel: from 3.16.0 before 4.19.306; from 4.20.0 before 5.4.268; from 5.5.0 before 5.10.209; from 5.11.0 before 5.15.148; from 5.16.0 before 6.1.75; from 6.2.0 before 6.6.14 — fixed in 4.19.306, 5.10.209, 5.15.148, 5.4.268, 6.1.75, 6.6.14
How to fix
Upgrade to a fixed version: Linux kernel 4.19.306, 5.10.209, 5.15.148, 5.4.268. Check the vendor advisory for mitigations.
References
- https://git.kernel.org/stable/c/0b813a6a0087451cb702b6eb841f10856f49d088
- https://git.kernel.org/stable/c/14bbfaa5df273b26cde6707f6e655585700e6fe1
- https://git.kernel.org/stable/c/21b1645660717d6126dd4866c850fcc5c4703a41
- https://git.kernel.org/stable/c/57ca7984806d79b38af528de88fd803babf27feb
- https://git.kernel.org/stable/c/5d12c5d75f7c78b83a738025947651ec5c95b4d4
- https://git.kernel.org/stable/c/7a2464fac80d42f6f8819fed97a553e9c2f43310
- https://git.kernel.org/stable/c/c4ff55408187f2595066967047363ca84e76db85
- https://git.kernel.org/stable/c/fb2d8bc9b5e55848b8a7c3c028e2ee8d49f28f97
- https://git.kernel.org/stable/c/0b813a6a0087451cb702b6eb841f10856f49d088
- https://git.kernel.org/stable/c/14bbfaa5df273b26cde6707f6e655585700e6fe1
- https://git.kernel.org/stable/c/21b1645660717d6126dd4866c850fcc5c4703a41
- https://git.kernel.org/stable/c/57ca7984806d79b38af528de88fd803babf27feb
Get alerted when CVE-2023-52470 or the next vulnerability affects your stack