What’s Vulnerable › Vulnerabilities

CVE-2024-49853: firmware: arm_scmi: Fix double free in OPTEE transport

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-10-21 · updated 2026-06-17
• Weakness: CWE-415

Description

In the Linux kernel, the following vulnerability has been resolved: firmware: arm_scmi: Fix double free in OPTEE transport Channels can be shared between protocols, avoid freeing the same channel descriptors twice when unloading the stack.

Affected products

• Linux kernel: from 5.18 before 6.1.113; from 6.2 before 6.6.54; from 6.7 before 6.10.13; from 6.11 before 6.11.2 — fixed in 6.1.113, 6.10.13, 6.11.2, 6.6.54

How to fix

Upgrade to a fixed version: Linux kernel 6.1.113, 6.10.13, 6.11.2, 6.6.54. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/6699567b0bbb378600a4dc0a1f929439a4e84a2c
• https://git.kernel.org/stable/c/aef6ae124bb3cc12e34430fed91fbb7efd7a444d
• https://git.kernel.org/stable/c/d7f4fc2bc101e666da649605a9ece2bd42529c7a
• https://git.kernel.org/stable/c/dc9543a4f2a5498a4a12d6d2427492a6f1a28056
• https://git.kernel.org/stable/c/e98dba934b2fc587eafb83f47ad64d9053b18ae0
• https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html

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