CVE-2024-50070: pinctrl: stm32: check devm_kasprintf() returned value
First published: Tue Oct 29 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: pinctrl: stm32: check devm_kasprintf() returned value devm_kasprintf() can return a NULL pointer on failure but this returned value is not checked. Fix this lack and check the returned value. Found by code review.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | >=6.6<6.6.58 | |
| Linux Kernel | >=6.7<6.11.5 | |
| Linux Kernel | =6.12-rc1 | |
| Linux Kernel | =6.12-rc2 | |
| Linux Kernel | =6.12-rc3 | |
| debian/linux | 5.10.223-1 5.10.234-1 6.1.129-1 6.1.128-1 6.12.20-1 6.12.21-1 |
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Reference Links
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-50070
- https://nvd.nist.gov/vuln/detail/CVE-2024-50070
- https://launchpad.net/bugs/cve/CVE-2024-50070
- https://security-tracker.debian.org/tracker/CVE-2024-50070
- https://ubuntu.com/security/CVE-2024-50070
- https://git.kernel.org/linus/b0f0e3f0552a566def55c844b0d44250c58e4df6
- https://git.kernel.org/stable/c/a8d52de0a6c6b091b2771bcb98ce408cf9d69fe3
- https://git.kernel.org/stable/c/3b36bb1fca2b87f6292ca2a8593f297c5e9fab41
- https://git.kernel.org/stable/c/1f266957ae1207b0717c2d69096bc70654ae9fcb
- https://git.kernel.org/stable/c/b0f0e3f0552a566def55c844b0d44250c58e4df6
Frequently Asked Questions
What is the severity of CVE-2024-50070?
The severity of CVE-2024-50070 is currently classified as moderate.
How do I fix CVE-2024-50070?
To fix CVE-2024-50070, ensure that updates for the affected Linux kernel versions are applied, following the recommended patching procedures.
Which versions of the Linux kernel are affected by CVE-2024-50070?
CVE-2024-50070 affects Linux kernel versions from 6.6 up to 6.6.58, between 6.7 and 6.11.5, and specific release candidates 6.12-rc1, 6.12-rc2, and 6.12-rc3.
What is the main issue in CVE-2024-50070?
CVE-2024-50070 addresses a lack of NULL pointer checks on the return value of devm_kasprintf() in the pinctrl subsystem of the Linux kernel.
How was CVE-2024-50070 discovered?
CVE-2024-50070 was discovered through a code review process.
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