Vulnerability in Linux

[ Description ]Official description

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.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ Advisories ]Government CERT advisories

• BSI CERT-Bund14 Oct 2026WID-SEC-2026-3951

  Linux Kernel: Multiple vulnerabilities Translated from German

  CVE-2026-98426CVE-2026-98416CVE-2026-98393+43 more CVEs

[ References ]References

• git.kernel.org/stable/c/07de0b31dd64094cd7d25729beaf2ecae74daa72
• git.kernel.org/stable/c/3fe8a33715265ecb24ca0bcd0a575c926da4277c
• git.kernel.org/stable/c/45dc2788a5b0e1e2824d1f98af521bd3acc340d7
• git.kernel.org/stable/c/5eda6cda0031ba17559d56882353be39e568ec09
• git.kernel.org/stable/c/94579f24e2b526a04eb41050af0ba018c6f528e7
• git.kernel.org/stable/c/974845d2535a250b180e62f9ed50284f312c01a3
• git.kernel.org/stable/c/975f3cf302bb7d7336df4c630a7c07e12780ad10
• git.kernel.org/stable/c/f1050a7d365283678b253828739d3866ae546a72