This commit is contained in:
Rachael Alexanderson 2016-12-16 22:00:42 -05:00
commit 4e86af5428
12 changed files with 58 additions and 25 deletions

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@ -2,8 +2,8 @@
This file is part of bzip2/libbzip2, a program and library for This file is part of bzip2/libbzip2, a program and library for
lossless, block-sorting data compression. lossless, block-sorting data compression.
bzip2/libbzip2 version 1.0.5 of 10 December 2007 bzip2/libbzip2 version 1.0.6 of 6 September 2010
Copyright (C) 1996-2007 Julian Seward <jseward@bzip.org> Copyright (C) 1996-2010 Julian Seward <jseward@bzip.org>
Please read the WARNING, DISCLAIMER and PATENTS sections in the Please read the WARNING, DISCLAIMER and PATENTS sections in the
README file. README file.
@ -317,3 +317,11 @@ Fixes some minor bugs since the last version, 1.0.3.
~~~~~~~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~
Security fix only. Fixes CERT-FI 20469 as it applies to bzip2. Security fix only. Fixes CERT-FI 20469 as it applies to bzip2.
1.0.6 (6 Sept 10)
~~~~~~~~~~~~~~~~~
* Security fix for CVE-2010-0405. This was reported by Mikolaj
Izdebski.
* Make the documentation build on Ubuntu 10.04

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@ -2,7 +2,7 @@
-------------------------------------------------------------------------- --------------------------------------------------------------------------
This program, "bzip2", the associated library "libbzip2", and all This program, "bzip2", the associated library "libbzip2", and all
documentation, are copyright (C) 1996-2007 Julian R Seward. All documentation, are copyright (C) 1996-2010 Julian R Seward. All
rights reserved. rights reserved.
Redistribution and use in source and binary forms, with or without Redistribution and use in source and binary forms, with or without
@ -37,6 +37,6 @@ NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Julian Seward, jseward@bzip.org Julian Seward, jseward@bzip.org
bzip2/libbzip2 version 1.0.5 of 10 December 2007 bzip2/libbzip2 version 1.0.6 of 6 September 2010
-------------------------------------------------------------------------- --------------------------------------------------------------------------

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@ -6,8 +6,8 @@ This version is fully compatible with the previous public releases.
This file is part of bzip2/libbzip2, a program and library for This file is part of bzip2/libbzip2, a program and library for
lossless, block-sorting data compression. lossless, block-sorting data compression.
bzip2/libbzip2 version 1.0.5 of 10 December 2007 bzip2/libbzip2 version 1.0.6 of 6 September 2010
Copyright (C) 1996-2007 Julian Seward <jseward@bzip.org> Copyright (C) 1996-2010 Julian Seward <jseward@bzip.org>
Please read the WARNING, DISCLAIMER and PATENTS sections in this file. Please read the WARNING, DISCLAIMER and PATENTS sections in this file.
@ -181,6 +181,10 @@ WHAT'S NEW IN 1.0.5 ?
See the CHANGES file. See the CHANGES file.
WHAT'S NEW IN 1.0.6 ?
See the CHANGES file.
I hope you find bzip2 useful. Feel free to contact me at I hope you find bzip2 useful. Feel free to contact me at
jseward@bzip.org jseward@bzip.org
@ -208,3 +212,4 @@ Cambridge, UK.
15 February 2005 (bzip2, version 1.0.3) 15 February 2005 (bzip2, version 1.0.3)
20 December 2006 (bzip2, version 1.0.4) 20 December 2006 (bzip2, version 1.0.4)
10 December 2007 (bzip2, version 1.0.5) 10 December 2007 (bzip2, version 1.0.5)
6 Sept 2010 (bzip2, version 1.0.6)

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@ -8,8 +8,8 @@
This file is part of bzip2/libbzip2, a program and library for This file is part of bzip2/libbzip2, a program and library for
lossless, block-sorting data compression. lossless, block-sorting data compression.
bzip2/libbzip2 version 1.0.5 of 10 December 2007 bzip2/libbzip2 version 1.0.6 of 6 September 2010
Copyright (C) 1996-2007 Julian Seward <jseward@bzip.org> Copyright (C) 1996-2010 Julian Seward <jseward@bzip.org>
Please read the WARNING, DISCLAIMER and PATENTS sections in the Please read the WARNING, DISCLAIMER and PATENTS sections in the
README file. README file.

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@ -8,8 +8,8 @@
This file is part of bzip2/libbzip2, a program and library for This file is part of bzip2/libbzip2, a program and library for
lossless, block-sorting data compression. lossless, block-sorting data compression.
bzip2/libbzip2 version 1.0.5 of 10 December 2007 bzip2/libbzip2 version 1.0.6 of 6 September 2010
Copyright (C) 1996-2007 Julian Seward <jseward@bzip.org> Copyright (C) 1996-2010 Julian Seward <jseward@bzip.org>
Please read the WARNING, DISCLAIMER and PATENTS sections in the Please read the WARNING, DISCLAIMER and PATENTS sections in the
README file. README file.

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@ -8,8 +8,8 @@
This file is part of bzip2/libbzip2, a program and library for This file is part of bzip2/libbzip2, a program and library for
lossless, block-sorting data compression. lossless, block-sorting data compression.
bzip2/libbzip2 version 1.0.5 of 10 December 2007 bzip2/libbzip2 version 1.0.6 of 6 September 2010
Copyright (C) 1996-2007 Julian Seward <jseward@bzip.org> Copyright (C) 1996-2010 Julian Seward <jseward@bzip.org>
Please read the WARNING, DISCLAIMER and PATENTS sections in the Please read the WARNING, DISCLAIMER and PATENTS sections in the
README file. README file.

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@ -8,8 +8,8 @@
This file is part of bzip2/libbzip2, a program and library for This file is part of bzip2/libbzip2, a program and library for
lossless, block-sorting data compression. lossless, block-sorting data compression.
bzip2/libbzip2 version 1.0.5 of 10 December 2007 bzip2/libbzip2 version 1.0.6 of 6 September 2010
Copyright (C) 1996-2007 Julian Seward <jseward@bzip.org> Copyright (C) 1996-2010 Julian Seward <jseward@bzip.org>
Please read the WARNING, DISCLAIMER and PATENTS sections in the Please read the WARNING, DISCLAIMER and PATENTS sections in the
README file. README file.
@ -36,7 +36,7 @@
/*-- General stuff. --*/ /*-- General stuff. --*/
#define BZ_VERSION "1.0.5, 10-Dec-2007" #define BZ_VERSION "1.0.6, 6-Sept-2010"
typedef char Char; typedef char Char;
typedef unsigned char Bool; typedef unsigned char Bool;

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@ -8,8 +8,8 @@
This file is part of bzip2/libbzip2, a program and library for This file is part of bzip2/libbzip2, a program and library for
lossless, block-sorting data compression. lossless, block-sorting data compression.
bzip2/libbzip2 version 1.0.5 of 10 December 2007 bzip2/libbzip2 version 1.0.6 of 6 September 2010
Copyright (C) 1996-2007 Julian Seward <jseward@bzip.org> Copyright (C) 1996-2010 Julian Seward <jseward@bzip.org>
Please read the WARNING, DISCLAIMER and PATENTS sections in the Please read the WARNING, DISCLAIMER and PATENTS sections in the
README file. README file.

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@ -8,8 +8,8 @@
This file is part of bzip2/libbzip2, a program and library for This file is part of bzip2/libbzip2, a program and library for
lossless, block-sorting data compression. lossless, block-sorting data compression.
bzip2/libbzip2 version 1.0.5 of 10 December 2007 bzip2/libbzip2 version 1.0.6 of 6 September 2010
Copyright (C) 1996-2007 Julian Seward <jseward@bzip.org> Copyright (C) 1996-2010 Julian Seward <jseward@bzip.org>
Please read the WARNING, DISCLAIMER and PATENTS sections in the Please read the WARNING, DISCLAIMER and PATENTS sections in the
README file. README file.

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@ -8,8 +8,8 @@
This file is part of bzip2/libbzip2, a program and library for This file is part of bzip2/libbzip2, a program and library for
lossless, block-sorting data compression. lossless, block-sorting data compression.
bzip2/libbzip2 version 1.0.5 of 10 December 2007 bzip2/libbzip2 version 1.0.6 of 6 September 2010
Copyright (C) 1996-2007 Julian Seward <jseward@bzip.org> Copyright (C) 1996-2010 Julian Seward <jseward@bzip.org>
Please read the WARNING, DISCLAIMER and PATENTS sections in the Please read the WARNING, DISCLAIMER and PATENTS sections in the
README file. README file.
@ -381,6 +381,13 @@ Int32 BZ2_decompress ( DState* s )
es = -1; es = -1;
N = 1; N = 1;
do { do {
/* Check that N doesn't get too big, so that es doesn't
go negative. The maximum value that can be
RUNA/RUNB encoded is equal to the block size (post
the initial RLE), viz, 900k, so bounding N at 2
million should guard against overflow without
rejecting any legitimate inputs. */
if (N >= 2*1024*1024) RETURN(BZ_DATA_ERROR);
if (nextSym == BZ_RUNA) es = es + (0+1) * N; else if (nextSym == BZ_RUNA) es = es + (0+1) * N; else
if (nextSym == BZ_RUNB) es = es + (1+1) * N; if (nextSym == BZ_RUNB) es = es + (1+1) * N;
N = N * 2; N = N * 2;
@ -485,15 +492,28 @@ Int32 BZ2_decompress ( DState* s )
RETURN(BZ_DATA_ERROR); RETURN(BZ_DATA_ERROR);
/*-- Set up cftab to facilitate generation of T^(-1) --*/ /*-- Set up cftab to facilitate generation of T^(-1) --*/
/* Check: unzftab entries in range. */
for (i = 0; i <= 255; i++) {
if (s->unzftab[i] < 0 || s->unzftab[i] > nblock)
RETURN(BZ_DATA_ERROR);
}
/* Actually generate cftab. */
s->cftab[0] = 0; s->cftab[0] = 0;
for (i = 1; i <= 256; i++) s->cftab[i] = s->unzftab[i-1]; for (i = 1; i <= 256; i++) s->cftab[i] = s->unzftab[i-1];
for (i = 1; i <= 256; i++) s->cftab[i] += s->cftab[i-1]; for (i = 1; i <= 256; i++) s->cftab[i] += s->cftab[i-1];
/* Check: cftab entries in range. */
for (i = 0; i <= 256; i++) { for (i = 0; i <= 256; i++) {
if (s->cftab[i] < 0 || s->cftab[i] > nblock) { if (s->cftab[i] < 0 || s->cftab[i] > nblock) {
/* s->cftab[i] can legitimately be == nblock */ /* s->cftab[i] can legitimately be == nblock */
RETURN(BZ_DATA_ERROR); RETURN(BZ_DATA_ERROR);
} }
} }
/* Check: cftab entries non-descending. */
for (i = 1; i <= 256; i++) {
if (s->cftab[i-1] > s->cftab[i]) {
RETURN(BZ_DATA_ERROR);
}
}
s->state_out_len = 0; s->state_out_len = 0;
s->state_out_ch = 0; s->state_out_ch = 0;

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@ -8,8 +8,8 @@
This file is part of bzip2/libbzip2, a program and library for This file is part of bzip2/libbzip2, a program and library for
lossless, block-sorting data compression. lossless, block-sorting data compression.
bzip2/libbzip2 version 1.0.5 of 10 December 2007 bzip2/libbzip2 version 1.0.6 of 6 September 2010
Copyright (C) 1996-2007 Julian Seward <jseward@bzip.org> Copyright (C) 1996-2010 Julian Seward <jseward@bzip.org>
Please read the WARNING, DISCLAIMER and PATENTS sections in the Please read the WARNING, DISCLAIMER and PATENTS sections in the
README file. README file.

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@ -8,8 +8,8 @@
This file is part of bzip2/libbzip2, a program and library for This file is part of bzip2/libbzip2, a program and library for
lossless, block-sorting data compression. lossless, block-sorting data compression.
bzip2/libbzip2 version 1.0.5 of 10 December 2007 bzip2/libbzip2 version 1.0.6 of 6 September 2010
Copyright (C) 1996-2007 Julian Seward <jseward@bzip.org> Copyright (C) 1996-2010 Julian Seward <jseward@bzip.org>
Please read the WARNING, DISCLAIMER and PATENTS sections in the Please read the WARNING, DISCLAIMER and PATENTS sections in the
README file. README file.