Reachable assertion in Linux kernel - CVE-2020-36787
Published: June 3, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU90915
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-36787
CWE-ID: CWE-617
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to reachable assertion within the aspeed_video_off(), aspeed_video_on() and aspeed_video_probe() functions in drivers/media/platform/aspeed-video.c. A local user can perform a denial of service (DoS) attack.
Affected software
Linux kernel
How to mitigate CVE-2020-36787
Install update from vendor's website.
Linux kernel - addressed in versions 5.4.119, 5.10.37, 5.11.21, 5.12.4, 5.13
External References
- https://git.kernel.org/stable/c/1dc1d30ac101bb8335d9852de2107af60c2580e7
- https://git.kernel.org/stable/c/a59d01384c80a8a4392665802df57c3df20055f5
- https://git.kernel.org/stable/c/2964c37563e86cfdc439f217eb3c5a69adfdba6a
- https://git.kernel.org/stable/c/75321dc8aebe3f30eff226028fe6da340fe0bf02
- https://git.kernel.org/stable/c/3536169f8531c2c5b153921dc7d1ac9fd570cda7
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.37
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.21
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.119