CVE-2024-42136

In the Linux kernel, the following vulnerability has been resolved: cdrom: rearrange lastmediachange check to avoid unintentional overflow When running syzkaller with the newly reintroduced signed integer wrap sanitizer we encounter this splat: 366.015950 UBSAN: signed-integer-overflow in...

CVE-2024-42136

CVE-2024-42136 affects the Linux kernel cdrom subsystem. The issue stems from an arithmetic path in last_media_change that could trigger a signed integer overflow under UBSAN when running syzkaller; the issue is resolved by rearranging the check to avoid any arithmetic, preventing the overflow. T...