CVE-2025-37937 Information

Description

In the Linux kernel the following vulnerability has been resolved:

objtool media: dib8000: Prevent divide-by-zero in dib8000_set_dds()

If dib8000_set_dds()’s call to dib8000_read32() returns zero the result is a divide-by-zero. Prevent that from happening.

Fixes the following warning with an UBSAN kernel:

drivers/media/dvb-frontends/dib8000.o: warning: objtool: dib8000_tune() falls through to next function dib8096p_cfg_DibRx()

Reference

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