PT-2026-39058 · Linux · Linux Kernel

CVE-2026-43397 · Published 2026-05-08 · Updated 2026-05-21

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A memory leak exists in the samsung dsim host attach() function. When drm bridge add() is called to add the bridge, a failure in samsung dsim register te irq() or pdata->host ops->attach() causes the function to return without removing the bridge.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Leak

Weakness Enumeration

CWE-401

Related Identifiers

CVE-2026-43397

Affected Products

Linux Kernel

References · 21

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43397.json · Exploit
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-43397 · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2026-50372.html · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-43397 · Vendor Advisory
• https://git.kernel.org/stable/c/e6d779654cda63d632bd8dfcdcabd125057e30a5 · Patch
• https://security-tracker.debian.org/tracker/CVE-2026-43397 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-43397 · Security Note
• https://osv.dev/vulnerability/BELL-CVE-2026-43397 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-43397 · Security Note
• https://git.kernel.org/stable/c/0b07f7d2c5a4078c2f1c11bb36685084fe4e5c95 · Patch
• https://git.kernel.org/stable/c/a40b92fb4b26d4cb1b5e439e55a56db7e79a82d1 · Patch
• https://git.kernel.org/stable/c/803ec1faf7c1823e6e3b1f2aaa81be18528c9436 · Patch
• https://osv.dev/vulnerability/CVE-2026-43397 · Vendor Advisory
• https://git.kernel.org/stable/c/98310fe3a2a79671b739a5344c1a11d74c503e25 · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-43397 · Vendor Advisory