CVE-2026-43202
Published: May 9, 2026Last modified: May 9, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: fbdev: vt8500lcdfb: fix missing dma_free_coherent() fbi->fb.screen_buffer is allocated with dma_alloc_coherent() but is not freed if the error path is reached.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | linux-lts | Fixed (6.1.167-r0) |
| 25 LTS | linux-lts | Fixed (6.12.80-r0) | |
| Stream | linux-lts | Fixed (6.12.76-r0) |
References
- 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