CVE-2025-38240 — NULL Pointer Dereference in Linux
Severity
5.5MEDIUMNVD
OSV7.1OSV5.9
EPSS
0.1%
top 80.71%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedApr 18
Latest updateJan 9
Description
In the Linux kernel, the following vulnerability has been resolved:
drm/mediatek: dp: drm_err => dev_err in HPD path to avoid NULL ptr
The function mtk_dp_wait_hpd_asserted() may be called before the
`mtk_dp->drm_dev` pointer is assigned in mtk_dp_bridge_attach().
Specifically it can be called via this callpath:
- mtk_edp_wait_hpd_asserted
- [panel probe]
- dp_aux_ep_probe
Using "drm" level prints anywhere in this callpath causes a NULL
pointer dereference. Change the error message directly i…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6
Affected Packages5 packages
▶CVEListV5linux/linux7eacba9a083be65c0f251c19380ec01147c01ebc — 13ec849fd2eab808ee8eba2625df7ebea3b85edf+5