SB2025052162 - Division by zero in Linux kernel media dvb-frontends driver

Description

This security bulletin contains information about 1 security vulnerability.

1) Division by zero (CVE-ID: CVE-2025-37937)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a division by zero error within the dib8000_set_dds() function in drivers/media/dvb-frontends/dib8000.c. A local user can perform a denial of service (DoS) attack.

Remediation

Install update from vendor's website.

References

• https://git.kernel.org/stable/c/536f7f3595ef8187cfa9ea50d7d24fcf4e84e166
• https://git.kernel.org/stable/c/6cfe46036b163e5a0f07c6b705b518148e1a8b2f
• https://git.kernel.org/stable/c/75b42dfe87657ede3da3f279bd6b1b16d69af954
• https://git.kernel.org/stable/c/976a85782246a29ba0f6d411a7a4f524cb9ea987
• https://git.kernel.org/stable/c/9b76b198cf209797abcb1314c18ddeb90fe0827b
• https://git.kernel.org/stable/c/b9249da6b0ed56269d4f21850df8e5b35dab50bd
• https://git.kernel.org/stable/c/c8430e72b99936c206b37a8e2daebb3f8df7f2d8
• https://git.kernel.org/stable/c/cd80277f652138d2619f149f86ae6d17bce721d1
• https://git.kernel.org/stable/c/e63d465f59011dede0a0f1d21718b59a64c3ff5c
• https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.236
• https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.180
• https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.292
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.134
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.23
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.11
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14.2
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.87