CVE-2024-36899: gpiolib: cdev: Fix use after free in lineinfo_changed_notify
First published: Thu May 30 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: gpiolib: cdev: Fix use after free in lineinfo_changed_notify The Linux kernel CVE team has assigned <a href="https://access.redhat.com/security/cve/CVE-2024-36899">CVE-2024-36899</a> to this issue. Upstream advisory: <a href="https://lore.kernel.org/linux-cve-announce/2024053035-CVE-2024-36899-bfb1@gregkh/T">https://lore.kernel.org/linux-cve-announce/2024053035-CVE-2024-36899-bfb1@gregkh/T</a>
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel | <6.6.31 | 6.6.31 |
| redhat/kernel | <6.8.10 | 6.8.10 |
| redhat/kernel | <6.9 | 6.9 |
| Linux Kernel | >=5.7<6.6.31 | |
| Linux Kernel | >=6.7<6.8.10 | |
| Linux Kernel | =6.9-rc1 | |
| Linux Kernel | =6.9-rc2 | |
| Linux Kernel | =6.9-rc3 | |
| Linux Kernel | =6.9-rc4 | |
| Linux Kernel | =6.9-rc5 | |
| Linux Kernel | =6.9-rc6 | |
| Linux Kernel | =6.9-rc7 | |
| debian/linux | <=5.10.223-1<=5.10.226-1<=6.1.123-1 | 6.1.128-1 6.12.12-1 6.12.15-1 |
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Reference Links
- https://git.kernel.org/stable/c/02f6b0e1ec7e0e7d059dddc893645816552039da
- https://git.kernel.org/stable/c/95ca7c90eaf5ea8a8460536535101e3e81160e2a
- https://git.kernel.org/stable/c/ca710b5f40b8b16fdcad50bebd47f50e4c62d239
- https://launchpad.net/bugs/cve/CVE-2024-36899
- https://access.redhat.com/security/cve/CVE-2024-36899
- https://lore.kernel.org/linux-cve-announce/2024053035-CVE-2024-36899-bfb1@gregkh/T
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2284550
- https://access.redhat.com/errata/RHSA-2024:7005
- https://access.redhat.com/errata/RHSA-2024:7004
- https://access.redhat.com/errata/RHSA-2024:6997
- https://bugzilla.redhat.com/show_bug.cgi?id=2284549
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-36899
- https://nvd.nist.gov/vuln/detail/CVE-2024-36899
- https://security-tracker.debian.org/tracker/CVE-2024-36899
- https://ubuntu.com/security/CVE-2024-36899
- https://git.kernel.org/linus/02f6b0e1ec7e0e7d059dddc893645816552039da
- https://git.kernel.org/stable/c/2d008d4961b039d2edce8976289773961b7e5fb5
- https://git.kernel.org/stable/c/d38c49f7bdf14381270736299e2ff68ec248a017
- https://git.kernel.org/stable/c/2dfbb920a89bdc58087672ad5325dc6c588b6860
Frequently Asked Questions
What is the severity of CVE-2024-36899?
CVE-2024-36899 has been rated as a high severity vulnerability affecting the Linux kernel.
How do I fix CVE-2024-36899?
To fix CVE-2024-36899, update the affected Linux kernel versions to the latest recommended secure versions.
What versions of the Linux kernel are affected by CVE-2024-36899?
CVE-2024-36899 affects various versions of the Linux kernel, particularly versions prior to 6.6.31 and select others.
Is my system at risk if I am using an affected version of the Linux kernel regarding CVE-2024-36899?
Yes, if your system is running an affected version of the Linux kernel, it is at risk of exploitation due to CVE-2024-36899.
What components of the Linux kernel are impacted by CVE-2024-36899?
CVE-2024-36899 impacts the gpiolib subsystem, specifically an issue caused by a use-after-free condition.
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