kernel: net/ipv6: ioam6: prevent schema length wraparound in trace fill

A flaw was found in the Linux kernel's IPv6 In-situ Operations, Administration, and Maintenance IOAM6 trace fill functionality. An integer overflow vulnerability exists in the ioam6filltracedata function, where the schema length calculation can wrap around due to being stored in an 8-bit unsigned...

CVE-2021-47274 tracing: Correct the length check which causes memory corruption

In the Linux kernel, the following vulnerability has been resolved: tracing: Correct the length check which causes memory corruption We've suffered from severe kernel crashes due to memory corruption on our production environment, like, Call Trace: 1640542.554277 general protection fault: 0000 1...