I suspect people are tracking this, and want to know about the process of the xen kernels.
https://bugzilla.redhat.com/show_bug.cgi?id=432517
I tested right away, and the exploit works under Xen.
On Feb 12, 2008 10:59 PM, Russell McOrmond russell@flora.ca wrote:
I suspect people are tracking this, and want to know about the process of the xen kernels.
https://bugzilla.redhat.com/show_bug.cgi?id=432517
I tested right away, and the exploit works under Xen.
where to find the 'exploit' ? :)
thanks
On Tue, Feb 12, 2008 at 11:09:17PM +0500, Asrai khn wrote:
On Feb 12, 2008 10:59 PM, Russell McOrmond russell@flora.ca wrote:
I suspect people are tracking this, and want to know about the process of the xen kernels.
https://bugzilla.redhat.com/show_bug.cgi?id=432517
I tested right away, and the exploit works under Xen.
where to find the 'exploit' ? :)
http://justfuckinggoogleit.com/
Dan
On Feb 12, 2008 11:15 PM, Daniel P. Berrange berrange@redhat.com wrote:
http://justfuckinggoogleit.com/
wow got it from
http://downloads.securityfocus.com/vulnerabilities/exploits/27704.c
gcc -o exploit 27704.c
./expoit
gimme at 2.6.21-2952.fc8xen (didn't get root shell)
Linux vmsplice Local Root Exploit By qaaz ----------------------------------- [+] mmap: 0x0 .. 0x1000 [+] page: 0x0 [+] page: 0x20 [+] mmap: 0x4000 .. 0x5000 [+] page: 0x4000 [+] page: 0x4020 [+] mmap: 0x1000 .. 0x2000 [+] page: 0x1000 [+] mmap: 0xb7ef4000 .. 0xb7f26000 Segmentation fault [asraikhn@xxxx ~]$ Message from syslogd@xxxx at Feb 12 18:21:48 ... kernel: Oops: 0000 [#1]
Message from syslogd@xxxx at Feb 12 18:21:48 ... kernel: SMP
Message from syslogd@xxxx at Feb 12 18:21:48 ... kernel: CPU: 0
Message from syslogd@xxxx at Feb 12 18:21:48 ... kernel: EIP: 0061:[<080487f5>] Not tainted VLI
Message from syslogd@xxxx at Feb 12 18:21:48 ... kernel: EFLAGS: 00210293 (2.6.21-2952.fc8xen #1)
Message from syslogd@xxxx at Feb 12 18:21:48 ... kernel: EIP is at 0x80487f5
Message from syslogd@xxxx at Feb 12 18:21:48 ... kernel: eax: e9000003 ebx: 00000004 ecx: 00000000 edx: 00004000
Message from syslogd@xxxx at Feb 12 18:21:48 ... kernel: esi: c3c79f8c edi: ffffffe0 ebp: c3c79e70 esp: c3c79e5c
Message from syslogd@xxxx at Feb 12 18:21:48 ... kernel: ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0069
Message from syslogd@xxxx at Feb 12 18:21:48 ... kernel: Process exploit (pid: 26415, ti=c3c79000 task=c14217d0 task.ti=c3c79000)
Message from syslogd@xxxx at Feb 12 18:21:48 ... kernel: Stack: 0000000d 00000000 e9000003 e9000003 00000004 00000001 c1058163 c108adbd
Message from syslogd@xxxx at Feb 12 18:21:48 ... kernel: 00000000 00000000 00000000 00000000 00000030 00000030 bfe230b8 c108b9e7
Message from syslogd@xxxx at Feb 12 18:21:48 ... kernel: ffffffd0 00000000 00000000 c3c79f4c 00000000 c3c7a00c c181b120 c039ba00
Message from syslogd@xxxx at Feb 12 18:21:48 ... kernel: Call Trace:
Message from syslogd@xxxx at Feb 12 18:21:48 ... kernel: [<c1058163>] put_compound_page+0x13/0x14
Message from syslogd@xxxx at Feb 12 18:21:48 ... kernel: [<c108adbd>] splice_to_pipe+0x1c7/0x1d6
Message from syslogd@xxxx at Feb 12 18:21:48 ... kernel: [<c108b9e7>] sys_vmsplice+0x262/0x28b
Message from syslogd@xxxx at Feb 12 18:21:48 ... kernel: =======================
Message from syslogd@xxxx at Feb 12 18:21:48 ... kernel: Code: Bad EIP value.
Message from syslogd@xxxx at Feb 12 18:21:48 ... kernel: EIP: [<080487f5>] 0x80487f5 SS:ESP 0069:c3c79e5c
regards
On Feb 12, 2008 11:26 PM, Asrai khn asraikhn@gmail.com wrote:
gcc -o exploit 27704.c
./expoit
gimme at 2.6.21-2952.fc8xen (didn't get root shell)
didn't give root shell kernels 2.6.23 (custom build) which we are running
for UML.
regards