CVE-2025-21780 — Classic Buffer Overflow in Linux
Severity
7.8HIGHNVD
OSV5.5OSV4.7
EPSS
0.0%
top 97.54%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedFeb 27
Latest updateApr 13
Description
In the Linux kernel, the following vulnerability has been resolved:
drm/amdgpu: avoid buffer overflow attach in smu_sys_set_pp_table()
It malicious user provides a small pptable through sysfs and then
a bigger pptable, it may cause buffer overflow attack in function
smu_sys_set_pp_table().
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9