Updated: 2026-02-27 02:14:36.876395
Description:
In the Linux kernel, the following vulnerability has been resolved: pinctrl: core: delete incorrect free in pinctrl_enable() The "pctldev" struct is allocated in devm_pinctrl_register_and_init(). It's a devm_ managed pointer that is freed by devm_pinctrl_dev_release(), so freeing it in pinctrl_enable() will lead to a double free. The devm_pinctrl_dev_release() function frees the pindescs and destroys the mutex as well.
| Links | NIST | CIRCL | RHEL | Ubuntu |
| Severity | Score | |
|---|---|---|
| CVSS Version 2.x | 0.0 | |
| CVSS Version 3.x | HIGH | 7.8 |
| OS name | Project name | Version | Score | Severity | Status | Errata | Last updated | Statement |
|---|---|---|---|---|---|---|---|---|
| AlmaLinux 9.2 ESU | kernel | 5.14.0 | 7.8 | HIGH | Released | CLSA-2025:1743193221 | 2025-02-22 01:19:02 | |
| CentOS 6 ELS | kernel | 2.6.32 | 7.8 | HIGH | Not Vulnerable | 2025-09-28 00:12:24 | Not affected: this flaw is a double‑free in the kernel pinctrl core that exists only in upstream k... | |
| CentOS 7 ELS | kernel | 3.10.0 | 7.8 | HIGH | Not Vulnerable | 2025-09-16 14:03:16 | Not affected: The double-free fixed by CVE-2024-36940 was introduced by commit 6118714275f0 (“pinc... | |
| CentOS 8.4 ELS | kernel | 4.18.0 | 7.8 | HIGH | Released | CLSA-2024:1725872696 | 2024-09-09 05:24:19 | |
| CentOS 8.5 ELS | kernel | 4.18.0 | 7.8 | HIGH | Released | CLSA-2024:1725876080 | 2024-09-09 12:14:22 | |
| CentOS Stream 8 ELS | kernel | 4.18.0 | 7.8 | HIGH | Released | CLSA-2026:1770032032 | 2026-02-02 16:29:54 | |
| CloudLinux 6 ELS | kernel | 2.6.32 | 7.8 | HIGH | Ignored | 2025-09-23 10:51:00 | Postponed until request or high risk detected | |
| CloudLinux 7 ELS | kernel | 3.10.0 | 7.8 | HIGH | Ignored | 2025-09-23 10:50:56 | Postponed until request or high risk detected | |
| Oracle Linux 6 ELS | kernel | 2.6.32 | 7.8 | HIGH | Not Vulnerable | 2025-11-02 11:04:52 | Not affected: this flaw is a double‑free in the kernel pinctrl core that exists only in upstream k... | |
| Ubuntu 16.04 ELS | linux-hwe | 4.15.0 | 7.8 | HIGH | Released | CLSA-2024:1723808285 | 2024-08-16 12:13:17 |