CVE-2018-8781

unknown
Published — · Modified —
CVSS v3
CVSS v2
VIR risk

Description

The udl_fb_mmap function in drivers/gpu/drm/udl/udl_fb.c at the Linux kernel version 3.4 and up to and including 4.15 has an integer-overflow vulnerability allowing local users with access to the udldrmfb driver to obtain full read and write permissions on kernel physical pages, resulting in a code execution in kernel space.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2018-8781

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2018-8781.html

OS impact

OSVersionStatusFixed in
suse slesaffected
debian debianbookwormfixed4.15.17-1
debian debianbullseyefixed4.15.17-1
debian debianforkyfixed4.15.17-1
debian debiansidfixed4.15.17-1
debian debiantrixiefixed4.15.17-1

References

Verify integrity in audit chain (admin only). AS-IS.