CVE-2024-49860: ACPI: sysfs: validate return type of _STR method
First published: Mon Oct 21 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: ACPI: sysfs: validate return type of _STR method Only buffer objects are valid return values of _STR. If something else is returned description_show() will access invalid memory.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | >=3.7<5.10.227 | |
| Linux Kernel | >=5.11<5.15.168 | |
| Linux Kernel | >=5.16<6.1.113 | |
| Linux Kernel | >=6.2<6.6.54 | |
| Linux Kernel | >=6.7<6.10.13 | |
| Linux Kernel | >=6.11<6.11.2 | |
| 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 |
| debian/linux-6.1 | 6.1.119-1~deb11u1 |
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Reference Links
- https://git.kernel.org/stable/c/0cdfb9178a3bba843c95c2117c82c15f1a64b9ce
- https://git.kernel.org/stable/c/2364b6af90c6b6d8a4783e0d3481ca80af699554
- https://git.kernel.org/stable/c/4b081991c4363e072e1748efed0bbec8a77daba5
- https://git.kernel.org/stable/c/4bb1e7d027413835b086aed35bc3f0713bc0f72b
- https://git.kernel.org/stable/c/5c8d007c14aefc3f2ddf71e4c40713733dc827be
- https://git.kernel.org/stable/c/92fd5209fc014405f63a7db79802ca4b01dc0c05
- https://git.kernel.org/stable/c/f0921ecd4ddc14646bb5511f49db4d7d3b0829f0
- https://git.kernel.org/stable/c/f51e5a88f2e7224858b261546cf6b3037dfb1323
- https://git.kernel.org/stable/c/f51f711d36e61fbb87c67b524fd200e05172668d
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-49860
- https://nvd.nist.gov/vuln/detail/CVE-2024-49860
- https://launchpad.net/bugs/cve/CVE-2024-49860
- https://security-tracker.debian.org/tracker/CVE-2024-49860
- https://ubuntu.com/security/CVE-2024-49860
- https://git.kernel.org/linus/4bb1e7d027413835b086aed35bc3f0713bc0f72b
Frequently Asked Questions
What is the severity of CVE-2024-49860?
CVE-2024-49860 has not been assigned a specific severity rating, but it involves a potential memory access violation in the Linux kernel.
How do I fix CVE-2024-49860?
To mitigate CVE-2024-49860, upgrade to a fixed version of the Linux kernel, such as 6.1.123-1, 6.1.128-1, 6.12.12-1, or 6.12.13-1.
Which versions of the Linux kernel are affected by CVE-2024-49860?
CVE-2024-49860 affects Linux kernel versions from 3.7 up to 5.10.227, 5.11 up to 5.15.168, 5.16 up to 6.1.113, 6.2 up to 6.6.54, 6.7 up to 6.10.13, and 6.11 up to 6.11.2.
What components are impacted by CVE-2024-49860?
CVE-2024-49860 primarily impacts the ACPI component of the Linux kernel, specifically affecting the _STR method.
Can CVE-2024-49860 lead to system crashes?
Yes, CVE-2024-49860 can potentially lead to system instability or crashes due to invalid memory accesses.
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