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CVE-2024-42223: media: dvb-frontends: tda10048: Fix integer overflow

• 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: 2024-07-30 · updated 2026-06-17
• Weakness: CWE-190

Description

In the Linux kernel, the following vulnerability has been resolved: media: dvb-frontends: tda10048: Fix integer overflow state->xtal_hz can be up to 16M, so it can overflow a 32 bit integer when multiplied by pll_mfactor. Create a new 64 bit variable to hold the calculations.

Affected products

• Linux kernel: before 4.19.318; from 4.20 before 5.4.280; from 5.5 before 5.10.222; from 5.11 before 5.15.163; from 5.16 before 6.1.98; from 6.2 before 6.6.39 — fixed in 4.19.318, 5.10.222, 5.15.163, 5.4.280, 6.1.98, 6.6.39

How to fix

Upgrade to a fixed version: Linux kernel 4.19.318, 5.10.222, 5.15.163, 5.4.280. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/1121d8a5c6ed6b8fad492e43b63b386cb6a3a9d8
• https://git.kernel.org/stable/c/1663e2474e4d777187d749a5c90ae83232db32bd
• https://git.kernel.org/stable/c/1aa1329a67cc214c3b7bd2a14d1301a795760b07
• https://git.kernel.org/stable/c/5c72587d024f087aecec0221eaff2fe850d856ce
• https://git.kernel.org/stable/c/8167e4d7dc086d4f7ca7897dcff3827e4d22c99a
• https://git.kernel.org/stable/c/8ac224e9371dc3c4eb666033e6b42d05cf5184a1
• https://git.kernel.org/stable/c/bd5620439959a7e02012588c724c6ff5143b80af
• https://git.kernel.org/stable/c/e1ba22618758e95e09c9fd30c69ccce38edf94c0
• https://git.kernel.org/stable/c/1121d8a5c6ed6b8fad492e43b63b386cb6a3a9d8
• https://git.kernel.org/stable/c/1663e2474e4d777187d749a5c90ae83232db32bd
• https://git.kernel.org/stable/c/1aa1329a67cc214c3b7bd2a14d1301a795760b07
• https://git.kernel.org/stable/c/5c72587d024f087aecec0221eaff2fe850d856ce

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