JFIFICC_PROFILElcmsmntrRGB XYZ  acspMSFTsawsctrl-hand=@=@t," desc_cprt wtptrXYZ,gXYZ@bXYZTrTRCh`gTRCh`bTRCh`descuRGBtextCC0XYZ TXYZ o8XYZ bXYZ $curv*|uN  bj. C$)j.~39?FWM6Tv\dluV~,6۾ewC    #%$""!&+7/&)4)!"0A149;>>>%.DIC;C  ;("(;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;<" }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3Rbr $4%&'()*56789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz ?|WH?cS?Ne.r˿ޱ5\YYhFOejT7PZ[qs2c/$Ep[Gqo(Nù=QHci;OipX=Ģ8d^mQeӴm1OsL/x2];i6p!zU -/uX!=<-}JFIFICC_PROFILElcmsmntrRGB XYZ  acspMSFTsawsctrl-hand=@=@t," desc_cprt wtptrXYZ,gXYZ@bXYZTrTRCh`gTRCh`bTRCh`descuRGBtextCC0XYZ TXYZ o8XYZ bXYZ $curv*|uN  bj. C$)j.~39?FWM6Tv\dluV~,6۾ewC    #%$""!&+7/&)4)!"0A149;>>>%.DIC;C  ;("(;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;<" }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3Rbr $4%&'()*56789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz ?|WH?cS?Ne.r˿ޱ5\YYhFOejT7PZ[qs2c/$Ep[Gqo(Nù=QHci;OipX=Ģ8d^mQeӴm1OsL/x2];i6p!zU -/uX!=<-}JFIFICC_PROFILElcmsmntrRGB XYZ  acspMSFTsawsctrl-hand=@=@t," desc_cprt wtptrXYZ,gXYZ@bXYZTrTRCh`gTRCh`bTRCh`descuRGBtextCC0XYZ TXYZ o8XYZ bXYZ $curv*|uN  bj. C$)j.~39?FWM6Tv\dluV~,6۾ewC    #%$""!&+7/&)4)!"0A149;>>>%.DIC;C  ;("(;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;<" }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3Rbr $4%&'()*56789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz ?|WH?cS?Ne.r˿ޱ5\YYhFOejT7PZ[qs2c/$Ep[Gqo(Nù=QHci;OipX=Ģ8d^mQeӴm1OsL/x2];i6p!zU -/uX!=<-}JFIFICC_PROFILElcmsmntrRGB XYZ  acspMSFTsawsctrl-hand=@=@t," desc_cprt wtptrXYZ,gXYZ@bXYZTrTRCh`gTRCh`bTRCh`descuRGBtextCC0XYZ TXYZ o8XYZ bXYZ $curv*|uN  bj. C$)j.~39?FWM6Tv\dluV~,6۾ewC    #%$""!&+7/&)4)!"0A149;>>>%.DIC;C  ;("(;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;<" }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3Rbr $4%&'()*56789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz ?|WH?cS?Ne.r˿ޱ5\YYhFOejT7PZ[qs2c/$Ep[Gqo(Nù=QHci;OipX=Ģ8d^mQeӴm1OsL/x2];i6p!zU -/uX!=<-}JFIFICC_PROFILElcmsmntrRGB XYZ  acspMSFTsawsctrl-hand=@=@t," desc_cprt wtptrXYZ,gXYZ@bXYZTrTRCh`gTRCh`bTRCh`descuRGBtextCC0XYZ TXYZ o8XYZ bXYZ $curv*|uN  bj. C$)j.~39?FWM6Tv\dluV~,6۾ewC    #%$""!&+7/&)4)!"0A149;>>>%.DIC;C  ;("(;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;<" }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3Rbr $4%&'()*56789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz ?|WH?cS?Ne.r˿ޱ5\YYhFOejT7PZ[qs2c/$Ep[Gqo(Nù=QHci;OipX=Ģ8d^mQeӴm1OsL/x2];i6p!zU -/uX!=<-}JFIFICC_PROFILElcmsmntrRGB XYZ  acspMSFTsawsctrl-hand=@=@t," desc_cprt wtptrXYZ,gXYZ@bXYZTrTRCh`gTRCh`bTRCh`descuRGBtextCC0XYZ TXYZ o8XYZ bXYZ $curv*|uN  bj. C$)j.~39?FWM6Tv\dluV~,6۾ewC    #%$""!&+7/&)4)!"0A149;>>>%.DIC;C  ;("(;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;<" }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3Rbr $4%&'()*56789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz ?|WH?cS?Ne.r˿ޱ5\YYhFOejT7PZ[qs2c/$Ep[Gqo(Nù=QHci;OipX=Ģ8d^mQeӴm1OsL/x2];i6p!zU -/uX!=<-}JFIFICC_PROFILElcmsmntrRGB XYZ  acspMSFTsawsctrl-hand=@=@t," desc_cprt wtptrXYZ,gXYZ@bXYZTrTRCh`gTRCh`bTRCh`descuRGBtextCC0XYZ TXYZ o8XYZ bXYZ $curv*|uN  bj. C$)j.~39?FWM6Tv\dluV~,6۾ewC    #%$""!&+7/&)4)!"0A149;>>>%.DIC;C  ;("(;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;<" }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3Rbr $4%&'()*56789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz ?|WH?cS?Ne.r˿ޱ5\YYhFOejT7PZ[qs2c/$Ep[Gqo(Nù=QHci;OipX=Ģ8d^mQeӴm1OsL/x2];i6p!zU -/uX!=<-}JFIFICC_PROFILElcmsmntrRGB XYZ  acspMSFTsawsctrl-hand=@=@t," desc_cprt wtptrXYZ,gXYZ@bXYZTrTRCh`gTRCh`bTRCh`descuRGBtextCC0XYZ TXYZ o8XYZ bXYZ $curv*|uN  bj. C$)j.~39?FWM6Tv\dluV~,6۾ewC    #%$""!&+7/&)4)!"0A149;>>>%.DIC;C  ;("(;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;<" }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3Rbr $4%&'()*56789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz ?|WH?cS?Ne.r˿ޱ5\YYhFOejT7PZ[qs2c/$Ep[Gqo(Nù=QHci;OipX=Ģ8d^mQeӴm1OsL/x2];i6p!zU -/uX!=<-}JFIFICC_PROFILElcmsmntrRGB XYZ  acspMSFTsawsctrl-hand=@=@t," desc_cprt wtptrXYZ,gXYZ@bXYZTrTRCh`gTRCh`bTRCh`descuRGBtextCC0XYZ TXYZ o8XYZ bXYZ $curv*|uN  bj. C$)j.~39?FWM6Tv\dluV~,6۾ewC    #%$""!&+7/&)4)!"0A149;>>>%.DIC;C  ;("(;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;<" }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3Rbr $4%&'()*56789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz ?|WH?cS?Ne.r˿ޱ5\YYhFOejT7PZ[qs2c/$Ep[Gqo(Nù=QHci;OipX=Ģ8d^mQeӴm1OsL/x2];i6p!zU -/uX!=<-}JFIFICC_PROFILElcmsmntrRGB XYZ  acspMSFTsawsctrl-hand=@=@t," desc_cprt wtptrXYZ,gXYZ@bXYZTrTRCh`gTRCh`bTRCh`descuRGBtextCC0XYZ TXYZ o8XYZ bXYZ $curv*|uN  bj. C$)j.~39?FWM6Tv\dluV~,6۾ewC    #%$""!&+7/&)4)!"0A149;>>>%.DIC;C  ;("(;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;<" }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3Rbr $4%&'()*56789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz ?|WH?cS?Ne.r˿ޱ5\YYhFOejT7PZ[qs2c/$Ep[Gqo(Nù=QHci;OipX=Ģ8d^mQeӴm1OsL/x2];i6p!zU -/uX!=<-}JFIFICC_PROFILElcmsmntrRGB XYZ  acspMSFTsawsctrl-hand=@=@t," desc_cprt wtptrXYZ,gXYZ@bXYZTrTRCh`gTRCh`bTRCh`descuRGBtextCC0XYZ TXYZ o8XYZ bXYZ $curv*|uN  bj. C$)j.~39?FWM6Tv\dluV~,6۾ewC    #%$""!&+7/&)4)!"0A149;>>>%.DIC;C  ;("(;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;<" }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3Rbr $4%&'()*56789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz ?|WH?cS?Ne.r˿ޱ5\YYhFOejT7PZ[qs2c/$Ep[Gqo(Nù=QHci;OipX=Ģ8d^mQeӴm1OsL/x2];i6p!zU -/uX!=<-}JFIFICC_PROFILElcmsmntrRGB XYZ  acspMSFTsawsctrl-hand=@=@t," desc_cprt wtptrXYZ,gXYZ@bXYZTrTRCh`gTRCh`bTRCh`descuRGBtextCC0XYZ TXYZ o8XYZ bXYZ $curv*|uN  bj. C$)j.~39?FWM6Tv\dluV~,6۾ewC    #%$""!&+7/&)4)!"0A149;>>>%.DIC;C  ;("(;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;<" }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3Rbr $4%&'()*56789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz ?|WH?cS?Ne.r˿ޱ5\YYhFOejT7PZ[qs2c/$Ep[Gqo(Nù=QHci;OipX=Ģ8d^mQeӴm1OsL/x2];i6p!zU -/uX!=<-}JFIFICC_PROFILElcmsmntrRGB XYZ  acspMSFTsawsctrl-hand=@=@t," desc_cprt wtptrXYZ,gXYZ@bXYZTrTRCh`gTRCh`bTRCh`descuRGBtextCC0XYZ TXYZ o8XYZ bXYZ $curv*|uN  bj. C$)j.~39?FWM6Tv\dluV~,6۾ewC    #%$""!&+7/&)4)!"0A149;>>>%.DIC;C  ;("(;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;<" }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3Rbr $4%&'()*56789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz ?|WH?cS?Ne.r˿ޱ5\YYhFOejT7PZ[qs2c/$Ep[Gqo(Nù=QHci;OipX=Ģ8d^mQeӴm1OsL/x2];i6p!zU -/uX!=<-}JFIFICC_PROFILElcmsmntrRGB XYZ  acspMSFTsawsctrl-hand=@=@t," desc_cprt wtptrXYZ,gXYZ@bXYZTrTRCh`gTRCh`bTRCh`descuRGBtextCC0XYZ TXYZ o8XYZ bXYZ $curv*|uN  bj. C$)j.~39?FWM6Tv\dluV~,6۾ewC    #%$""!&+7/&)4)!"0A149;>>>%.DIC;C  ;("(;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;<" }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3Rbr $4%&'()*56789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz ?|WH?cS?Ne.r˿ޱ5\YYhFOejT7PZ[qs2c/$Ep[Gqo(Nù=QHci;OipX=Ģ8d^mQeӴm1OsL/x2];i6p!zU -/uX!=<-} .
LIBYA CYBER ARMY
Logo of a company Instagram@3g86    Server : Apache
System : Linux uta-edu.server.ly 4.18.0-513.11.1.el8_9.x86_64 #1 SMP Wed Jan 17 02:00:40 EST 2024 x86_64
User : utripoli ( 1001)
PHP Version : 7.4.33
Disable Function : NONE
Directory :  /usr/lib/modules/4.18.0-513.11.1.el8_9.x86_64/source/scripts/coccinelle/free/

Upload File :
current_dir [ Writeable ] document_root [ Writeable ]

 

Current File : //usr/lib/modules/4.18.0-513.11.1.el8_9.x86_64/source/scripts/coccinelle/free/kfree.cocci
/// Find a use after free.
//# Values of variables may imply that some
//# execution paths are not possible, resulting in false positives.
//# Another source of false positives are macros such as
//# SCTP_DBG_OBJCNT_DEC that do not actually evaluate their argument
///
// Confidence: Moderate
// 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 org
virtual report

@free@
expression E;
position p1;
@@

(
* kfree@p1(E)
|
* kfree_sensitive@p1(E)
)

@print expression@
constant char [] c;
expression free.E,E2;
type T;
position p;
identifier f;
@@

(
 f(...,c,...,(T)E@p,...)
|
 E@p == E2
|
 E@p != E2
|
 E2 == E@p
|
 E2 != E@p
|
 !E@p
|
 E@p || ...
)

@sz@
expression free.E;
position p;
@@

 sizeof(<+...E@p...+>)

@loop exists@
expression E;
identifier l;
position ok;
@@

while (1) { ...
(
* kfree@ok(E)
|
* kfree_sensitive@ok(E)
)
  ... when != break;
      when != goto l;
      when forall
}

@r exists@
expression free.E, subE<=free.E, E2;
expression E1;
iterator iter;
statement S;
position free.p1!=loop.ok,p2!={print.p,sz.p};
@@

(
* kfree@p1(E,...)
|
* kfree_sensitive@p1(E,...)
)
...
(
 iter(...,subE,...) S // no use
|
 list_remove_head(E1,subE,...)
|
 subE = E2
|
 subE++
|
 ++subE
|
 --subE
|
 subE--
|
 &subE
|
 BUG(...)
|
 BUG_ON(...)
|
 return_VALUE(...)
|
 return_ACPI_STATUS(...)
|
 E@p2 // bad use
)

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

cocci.print_main("kfree",p1)
cocci.print_secs("ref",p2)

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

msg = "ERROR: reference preceded by free on line %s" % (p1[0].line)
coccilib.report.print_report(p2[0],msg)

3g86 2022