DeepRed targetted CSDS running CROMU_00064 in round 9.


Type 2 POV

Reading from protected address: 0x4347c000

0xb7ffe0a0 : int 128

Execution control corruption via return (return to: 0xbaaaac58).

Tracing data from eip: 0x80494a2 tracing source of memory: 0xbaaaac58 (value: 0xbaaaaa65)

0x804ffce : receive syscall (return)
0x80494a2: ret // address: 0xbaaaac58 value: 0xbaaaaa65

Execution of memory occurred that was not part of the initial text sections or an executably allocated page.

Tracing data from eip: 0xbaaaaa65 tracing source of memory: 0xbaaaaa65 (value: 0x438ddb31)

0x804ffce : receive syscall (return)
0xbaaaaa65: xor ebx,ebx // address: 0xbaaaaa65 value: 0x438ddb31

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