CVE-2023-53009: drm/amdkfd: Add sync after creating vram bo

mediumCVSS 5.5CVE-2023-53009

CSIRTS triage

vendor: AMD product: Linux kernel (amdkfd driver)Memory corruption

What: Missing synchronization barrier after VRAM buffer object creation in AMD KFD driver allows memory access race condition.
Who is affected: Systems running Linux kernel with AMD GPUs using the KFD compute interface.
Urgency: Medium severity; race condition can cause memory corruption or GPU state corruption.
Action: Update Linux kernel to version with amdkfd synchronization fix.

AI-assisted analysis generated from the source advisory — verify against the original.

⚡ Watch Linux kernel (amdkfd driver)

Get an email when a new Linux kernel (amdkfd driver) advisory drops — max one per day, one-click unsubscribe.

Details

Source: Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity: medium — CVSS 5.5
Published: 2026-08-06
Exploitation: Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-53009

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2023-530090.18% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 8% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2023-53009	coverage & exploitation status	NVD · CVE.org

Recent advisories for drm/amdkfd

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

unknownCVE-2026-74448: In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: fix QID bit le…nvd · 2026-08-15
highCVE-2026-74447: In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: fix uint32_t o…nvd · 2026-08-15
highCVE-2026-74446: In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: hold event_mut…nvd · 2026-08-15
unknownCVE-2026-74353: In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: always resume_…nvd · 2026-08-15
highCVE-2026-72449: In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: fix list_del c…nvd · 2026-08-15
highCVE-2026-68447: In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: clamp v9 CRIU …nvd · 2026-08-12