What’s Vulnerable › Vulnerabilities
CVE-2024-38615: cpufreq: exit() callback is optional
- Severity: medium (CVSS 5.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2024-06-19 · updated 2026-10-15
- Weakness: CWE-476
Description
In the Linux kernel, the following vulnerability has been resolved: cpufreq: exit() callback is optional The exit() callback is optional and shouldn't be called without checking a valid pointer first. Also, we must clear freq_table pointer even if the exit() callback isn't present.
Affected products
- Linux kernel: from 5.1 before 5.4.278; from 5.5 before 5.10.219; from 5.11 before 5.15.161; from 5.16 before 6.1.93; from 6.2 before 6.6.33; from 6.7 before 6.8.12 — fixed in 5.10.219, 5.15.161, 5.4.278, 6.1.93, 6.6.33, 6.8.12
How to fix
Upgrade to a fixed version: Linux kernel 5.10.219, 5.15.161, 5.4.278, 6.1.93. Check the vendor advisory for mitigations.
References
- https://git.kernel.org/stable/c/2d730b465e377396d2a09a53524b96b111f7ccb6
- https://git.kernel.org/stable/c/35db5e76d5e9f752476df5fa0b9018a2398b0378
- https://git.kernel.org/stable/c/3e99f060cfd2e36504d62c9132b453ade5027e1c
- https://git.kernel.org/stable/c/8bc9546805e572ad101681437a49939f28777273
- https://git.kernel.org/stable/c/a8204d1b6ff762d2171d365c2c8560285d0a233d
- https://git.kernel.org/stable/c/ae37ebca325097d773d7bb6ec069123b30772872
- https://git.kernel.org/stable/c/b8f85833c05730d631576008daaa34096bc7f3ce
- https://git.kernel.org/stable/c/dfc56ff5ec9904c008e9376d90a6d7e2d2bec4d3
- https://git.kernel.org/stable/c/2d730b465e377396d2a09a53524b96b111f7ccb6
- https://git.kernel.org/stable/c/35db5e76d5e9f752476df5fa0b9018a2398b0378
- https://git.kernel.org/stable/c/3e99f060cfd2e36504d62c9132b453ade5027e1c
- https://git.kernel.org/stable/c/8bc9546805e572ad101681437a49939f28777273
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