CVE-2026-43202

fbdev: vt8500lcdfb: fix missing dma_free_coherent()

MEDIUM

5.5

CVSS Score

Published: May 6, 2026 at 11:28 AM UTC

Updated: June 17, 2026 at 10:49 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

MEDIUM5.5

Exploit prediction

EPSS 0.1%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

3.7 ≤ v < 5.10.2523.7 ≤ v < 5.15.2023.7 ≤ v < 6.1.1653.7 ≤ v < 6.12.753.7 ≤ v < 6.18.163.7 ≤ v < 6.19.63.7 ≤ v < 6.6.1283.7 ≤ v < 7.05.11 ≤ v < 5.15.2025.16 ≤ v < 6.1.1656.13 ≤ v < 6.18.166.19 ≤ v < 6.19.66.2 ≤ v < 6.6.1286.7 ≤ v < 6.12.753.7e7b995371fe1e29838321fcdc3cfe35bb0d6bfc4

Vendor states this is fixed in 2cd2f988a8bd2da227f5c3cfa0cbf3a9a287ddc3 (fixed)

Vendor states this is fixed in 40c1ff25025150ff6d7ec7ad441fcfd6d070ee76 (fixed)

Vendor states this is fixed in 778f31be5b8c10024db23fdd8a05f68a02311008 (fixed)

Vendor states this is fixed in 88b3b9924337336a31cefbe99a22ed09401be74a (fixed)

Vendor states this is fixed in 9a9bc60ed372aaae9784ff8ad8e5f496ff15fd31 (fixed)

Vendor states this is fixed in 9c3873cccb3fab54cde0605ae7093d332c99073e (fixed)

Vendor states this is fixed in e8c5d5f6cd66e032f9aefdcc21b0c34761aef78a (fixed)

Vendor states this is fixed in f47d5b9e8aa6178a0aaf225119ad1ec7d3f49876 (fixed)

Vendor states this is fixed in 3.7 (unaffected)

Vendor states this is fixed in 5.10.252 (unaffected)

Vendor states this is fixed in 5.15.202 (unaffected)

Vendor states this is fixed in 6.1.165 (unaffected)