403WebShell

h( )($6;EbBLkfu�_l� ''8;DUFKV3Dd#,?ANk&5G$/(5M\^�ms��Sb�,;R''6c2I�!\��kx�Ve�[i��Me�IYO7:nOL~�Kr�qrv�I:�BM�y��s}r��K��x)1�6@r*2�89ma��&��'ti��{~#��t)1�2<�0:^5�W.uFzQ/u}�v��vv�u��U37yDJeEJo(/�5Ds'1�:Jlu�iy�iy�hw�1;:S`^BMLOQQn,4�7C�8C�>Lfe�]k�[i�Zg��IW�LZ�EP;,.��Tc�q(0) G,/]/1��w�r��l&-t*3�<<�u��#��j&.u��J68\8?"#$%&'()*+,-./0 !
Notice: Undefined index: dl in /var/www/html/web/simple.mini.php on line 1
403WebShell403Webshell

Server IP : 10.254.12.21 / Your IP : 10.254.12.21
Web Server : Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips PHP/5.6.40
System : Linux arit.skru.ac.th 3.10.0-1160.76.1.el7.x86_64 #1 SMP Wed Aug 10 16:21:17 UTC 2022 x86_64
User : apache ( 48)
PHP Version : 5.6.40
Disable Function : NONE
MySQL : ON | cURL : ON | WGET : OFF | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON
Directory : /proc/self/root/usr/src/kernels/3.10.0-1160.118.1.el7.x86_64/scripts/coccinelle/api/

Upload File :

[ Back ]

Current File : /proc/self/root/usr/src/kernels/3.10.0-1160.118.1.el7.x86_64/scripts/coccinelle/api/kstrdup.cocci

/// Use kstrdup rather than duplicating its implementation
///
// Confidence: High
// Copyright: (C) 2010-2012 Nicolas Palix.  GPLv2.
// Copyright: (C) 2010-2012 Julia Lawall, INRIA/LIP6.  GPLv2.
// Copyright: (C) 2010-2012 Gilles Muller, INRIA/LiP6.  GPLv2.
// URL: http://coccinelle.lip6.fr/
// Comments:
// Options: -no_includes -include_headers

virtual patch
virtual context
virtual org
virtual report

@depends on patch@
expression from,to;
expression flag,E1,E2;
statement S;
@@

-  to = kmalloc(strlen(from) + 1,flag);
+  to = kstrdup(from, flag);
   ... when != \(from = E1 \| to = E1 \)
   if (to==NULL || ...) S
   ... when != \(from = E2 \| to = E2 \)
-  strcpy(to, from);

@depends on patch@
expression x,from,to;
expression flag,E1,E2,E3;
statement S;
@@

-   x = strlen(from) + 1;
    ... when != \( x = E1 \| from = E1 \)
-   to = \(kmalloc\|kzalloc\)(x,flag);
+   to = kstrdup(from, flag);
    ... when != \(x = E2 \| from = E2 \| to = E2 \)
    if (to==NULL || ...) S
    ... when != \(x = E3 \| from = E3 \| to = E3 \)
-   memcpy(to, from, x);

// ---------------------------------------------------------------------

@r1 depends on !patch exists@
expression from,to;
expression flag,E1,E2;
statement S;
position p1,p2;
@@

*  to = kmalloc@p1(strlen(from) + 1,flag);
   ... when != \(from = E1 \| to = E1 \)
   if (to==NULL || ...) S
   ... when != \(from = E2 \| to = E2 \)
*  strcpy@p2(to, from);

@r2 depends on !patch exists@
expression x,from,to;
expression flag,E1,E2,E3;
statement S;
position p1,p2;
@@

*   x = strlen(from) + 1;
    ... when != \( x = E1 \| from = E1 \)
*   to = \(kmalloc@p1\|kzalloc@p2\)(x,flag);
    ... when != \(x = E2 \| from = E2 \| to = E2 \)
    if (to==NULL || ...) S
    ... when != \(x = E3 \| from = E3 \| to = E3 \)
*   memcpy@p2(to, from, x);

@script:python depends on org@
p1 << r1.p1;
p2 << r1.p2;
@@

cocci.print_main("WARNING opportunity for kstrdep",p1)
cocci.print_secs("strcpy",p2)

@script:python depends on org@
p1 << r2.p1;
p2 << r2.p2;
@@

cocci.print_main("WARNING opportunity for kstrdep",p1)
cocci.print_secs("memcpy",p2)

@script:python depends on report@
p1 << r1.p1;
p2 << r1.p2;
@@

msg = "WARNING opportunity for kstrdep (strcpy on line %s)" % (p2[0].line)
coccilib.report.print_report(p1[0], msg)

@script:python depends on report@
p1 << r2.p1;
p2 << r2.p2;
@@

msg = "WARNING opportunity for kstrdep (memcpy on line %s)" % (p2[0].line)
coccilib.report.print_report(p1[0], msg)

Youez - 2016 - github.com/yon3zu
LinuXploit