CVE-2024-38587

MEDIUM
Published Jun 19, 2024 Modified May 12, 2026 CWE-129

Description

In the Linux kernel, the following vulnerability has been resolved: speakup: Fix sizeof() vs ARRAY_SIZE() bug The "buf" pointer is an array of u16 values. This code should be using ARRAY_SIZE() (which is 256) instead of sizeof() (which is 512), otherwise it can the still got out of bounds.

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CVSS v3.1 Score

5.3
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Weakness Type (CWE)

CWE-129 CWE-129

Affected Products

Vendor Product
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel

References

Advisories & Patches

https://git.kernel.org/stable/c/008ab3c53bc4f0b2f20013c8f6c204a3203d0b8b https://git.kernel.org/stable/c/07ef95cc7a579731198c93beed281e3a79a0e586 https://git.kernel.org/stable/c/3726f75a1ccc16cd335c0ccfad1d92ee08ecba5e https://git.kernel.org/stable/c/42f0a3f67158ed6b2908d2b9ffbf7e96d23fd358 https://git.kernel.org/stable/c/504178fb7d9f6cdb0496d5491efb05f45597e535 https://git.kernel.org/stable/c/c6e1650cf5df1bd6638eeee231a683ef30c7d4eb https://git.kernel.org/stable/c/cd7f3978c2ec741aedd1d860b2adb227314cf996 https://git.kernel.org/stable/c/d52c04474feac8e305814a5228e622afe481b2ef https://git.kernel.org/stable/c/eb1ea64328d4cc7d7a912c563f8523d5259716ef https://git.kernel.org/stable/c/008ab3c53bc4f0b2f20013c8f6c204a3203d0b8b https://git.kernel.org/stable/c/07ef95cc7a579731198c93beed281e3a79a0e586 https://git.kernel.org/stable/c/3726f75a1ccc16cd335c0ccfad1d92ee08ecba5e https://git.kernel.org/stable/c/42f0a3f67158ed6b2908d2b9ffbf7e96d23fd358 https://git.kernel.org/stable/c/504178fb7d9f6cdb0496d5491efb05f45597e535 https://git.kernel.org/stable/c/c6e1650cf5df1bd6638eeee231a683ef30c7d4eb https://git.kernel.org/stable/c/cd7f3978c2ec741aedd1d860b2adb227314cf996 https://git.kernel.org/stable/c/d52c04474feac8e305814a5228e622afe481b2ef https://git.kernel.org/stable/c/eb1ea64328d4cc7d7a912c563f8523d5259716ef

Frequently Asked Questions

What is CVE-2024-38587? +
In the Linux kernel, the following vulnerability has been resolved: speakup: Fix sizeof() vs ARRAY_SIZE() bug The "buf" pointer is an array of u16 values. This code should be using ARRAY_SIZE() (which is 256) instead of sizeof() (which is 512), otherwise it can the still got out of bounds. It has a CVSS v3.1 base score of 5.3 (MEDIUM).
How severe is CVE-2024-38587? +
CVE-2024-38587 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.
What products are affected by CVE-2024-38587? +
CVE-2024-38587 affects products from linux, specifically: linux_kernel. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2024-38587? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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