CVE-2026-43397

Medium

Description

In the Linux kernel, the following vulnerability has been resolved: drm/bridge: samsung-dsim: Fix memory leak in error path In samsung_dsim_host_attach(), drm_bridge_add() is called to add the bridge. However, if samsung_dsim_register_te_irq() or pdata->host_ops->attach() fails afterwards, the function returns without removing the bridge, causing a memory leak. Fix this by adding proper error handling with goto labels to ensure drm_bridge_remove() is called in all error paths. Also ensure that samsung_dsim_unregister_te_irq() is called if the attach operation fails after the TE IRQ has been registered. samsung_dsim_unregister_te_irq() function is moved without changes to be before samsung_dsim_host_attach() to avoid forward declaration.

SeverityMedium
CVSS5.5
Exploit probability—
ProductLinux Kernel
PublishedMay 8, 2026
First seenMay 8, 2026

How to fix

Update
  • linux linux_kernel6.6.130, 6.12.78, 6.18.19, 6.19.9 or later

Affected products

ProductAffected versionsFixed in
linux linux_kernel6.4 ≤ v < 6.6.130, 6.7 ≤ v < 6.12.78, 6.13 ≤ v < 6.18.19, 6.19 ≤ v < 6.19.9, 7.06.6.130, 6.12.78, 6.18.19, 6.19.9

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