---
title: "CVE-2026-93039: Linux Kernel ASoC meson - Use After Free"
description: "Linux kernel ASoC meson contains a use-after-free and double free caused by improper handling of link pointers on krealloc failure in meson_card_reallocate_links(), letting attackers cause memory corruption, exploit requires kernel code execution."
url: https://panop.io/threat-heartbeat/CVE-2026-93039/
---

# CVE-2026-93039 Linux Kernel ASoC meson - Use After Free

Linux kernel ASoC meson contains a use-after-free and double free caused by improper handling of link pointers on krealloc failure in meson\_card\_reallocate\_links(), letting attackers cause memory corruption, exploit requires kernel code execution.

CVSS base score 7.4 /10

High

CISA KEV

Not listed

Public exploit

None known

EPSS

0.16% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-93039)

## Details

Type

Use After Free

Impact

Use After Free

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Published

17 September 2026

Updated

15 October 2026

## Vendor fix

Update to the latest Linux kernel version containing the fix.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-93039](https://nvd.nist.gov/vuln/detail/CVE-2026-93039)
- [https://git.kernel.org/stable/c/1c1485343b7c1c39dab7ecb9cd16ba49fd0ce642](https://git.kernel.org/stable/c/1c1485343b7c1c39dab7ecb9cd16ba49fd0ce642)
- [https://git.kernel.org/stable/c/2aaa41cf974f83a6fb105422bac4e2f107150774](https://git.kernel.org/stable/c/2aaa41cf974f83a6fb105422bac4e2f107150774)
- [https://git.kernel.org/stable/c/41e92e0caa1fe3df2efaca346bfcaeb7fb9826ab](https://git.kernel.org/stable/c/41e92e0caa1fe3df2efaca346bfcaeb7fb9826ab)
- [https://git.kernel.org/stable/c/5ed1b048527bebe4529eb6e01c34dcc5d97ba5fe](https://git.kernel.org/stable/c/5ed1b048527bebe4529eb6e01c34dcc5d97ba5fe)
- [https://git.kernel.org/stable/c/8db0a0fc84e80aa9924e0833aef6cc95df94e5a7](https://git.kernel.org/stable/c/8db0a0fc84e80aa9924e0833aef6cc95df94e5a7)
- [https://git.kernel.org/stable/c/8fec16898f184e5f8f8fdd09ff1ced2bd7ffc13d](https://git.kernel.org/stable/c/8fec16898f184e5f8f8fdd09ff1ced2bd7ffc13d)
- [https://git.kernel.org/stable/c/de33afc57f24538186bccf4c4f6c65dd38634fd8](https://git.kernel.org/stable/c/de33afc57f24538186bccf4c4f6c65dd38634fd8)
- [https://git.kernel.org/stable/c/0b30fbe6bf7cf6499b19dd886f466e7c9e820089](https://git.kernel.org/stable/c/0b30fbe6bf7cf6499b19dd886f466e7c9e820089)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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