CVE-2026-98404 is a vulnerability in Linux Kernel
Published on October 14, 2026
drm/virtio: Fix a NULL vs ERR_PTR() bug in virtio_gpu_user_framebuffer_create()
In the Linux kernel, the following vulnerability has been resolved:
drm/virtio: Fix a NULL vs ERR_PTR() bug in virtio_gpu_user_framebuffer_create()
Smatch complains that returning a NULL here will lead to a NULL pointer
dereference in drm_mode_addfb2(). Return an error pointer instead.
Products Associated with CVE-2026-98404
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Affected Versions
Linux:- Version dc5698e80cf724770283e10414054662bdf6ccfa and below 975f3cf302bb7d7336df4c630a7c07e12780ad10 is affected.
- Version dc5698e80cf724770283e10414054662bdf6ccfa and below 07de0b31dd64094cd7d25729beaf2ecae74daa72 is affected.
- Version dc5698e80cf724770283e10414054662bdf6ccfa and below 5eda6cda0031ba17559d56882353be39e568ec09 is affected.
- Version dc5698e80cf724770283e10414054662bdf6ccfa and below 3fe8a33715265ecb24ca0bcd0a575c926da4277c is affected.
- Version dc5698e80cf724770283e10414054662bdf6ccfa and below 974845d2535a250b180e62f9ed50284f312c01a3 is affected.
- Version dc5698e80cf724770283e10414054662bdf6ccfa and below 45dc2788a5b0e1e2824d1f98af521bd3acc340d7 is affected.
- Version dc5698e80cf724770283e10414054662bdf6ccfa and below f1050a7d365283678b253828739d3866ae546a72 is affected.
- Version dc5698e80cf724770283e10414054662bdf6ccfa and below 94579f24e2b526a04eb41050af0ba018c6f528e7 is affected.
- Version 4.2 is affected.
- Before 4.2 is unaffected.
- Version 5.10.271, <= 5.10.* is unaffected.
- Version 5.15.222, <= 5.15.* is unaffected.
- Version 6.1.189, <= 6.1.* is unaffected.
- Version 6.6.158, <= 6.6.* is unaffected.
- Version 6.12.111, <= 6.12.* is unaffected.
- Version 6.18.53, <= 6.18.* is unaffected.
- Version 7.2.7, <= 7.2.* is unaffected.
- Version 7.3-rc2, <= * is unaffected.