Memory leak in Linux kernel - CVE-2026-43202
Published: May 7, 2026
Vulnerability identifier: #VU130531
CSH Severity: Low
CVSSv4.0: 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/E:U/U:Clear
CVE-ID: CVE-2026-43202
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to a memory leak in vt8500lcdfb when handling an error path after allocating a framebuffer with dma_alloc_coherent(). A local user can trigger the error condition to cause a denial of service.
Remediation
Install security update from vendor's repository.
External links
- https://git.kernel.org/stable/c/2cd2f988a8bd2da227f5c3cfa0cbf3a9a287ddc3
- https://git.kernel.org/stable/c/40c1ff25025150ff6d7ec7ad441fcfd6d070ee76
- https://git.kernel.org/stable/c/778f31be5b8c10024db23fdd8a05f68a02311008
- https://git.kernel.org/stable/c/88b3b9924337336a31cefbe99a22ed09401be74a
- https://git.kernel.org/stable/c/9a9bc60ed372aaae9784ff8ad8e5f496ff15fd31
- https://git.kernel.org/stable/c/9c3873cccb3fab54cde0605ae7093d332c99073e
- https://git.kernel.org/stable/c/e8c5d5f6cd66e032f9aefdcc21b0c34761aef78a
- https://git.kernel.org/stable/c/f47d5b9e8aa6178a0aaf225119ad1ec7d3f49876