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| author | Raphael Kubo da Costa <rakuco@FreeBSD.org> | 2015-03-04 23:06:13 +0000 |
|---|---|---|
| committer | Raphael Kubo da Costa <rakuco@FreeBSD.org> | 2015-03-04 23:06:13 +0000 |
| commit | 5d9d0e2d2cfe8bf45186697ec6020fdc0b014143 (patch) | |
| tree | b04c5ecbcd8f03dd3d88edad5ca494c1a600f013 /x11-toolkits/qt4-gui | |
| parent | 84bc960e23f64b7640c3f251f0d8958561856e33 (diff) | |
| download | ports-5d9d0e2d2cfe8bf45186697ec6020fdc0b014143.tar.gz ports-5d9d0e2d2cfe8bf45186697ec6020fdc0b014143.zip | |
Notes
Diffstat (limited to 'x11-toolkits/qt4-gui')
| -rw-r--r-- | x11-toolkits/qt4-gui/Makefile | 2 | ||||
| -rw-r--r-- | x11-toolkits/qt4-gui/files/patch-CVE-2015-0295 | 34 |
2 files changed, 35 insertions, 1 deletions
diff --git a/x11-toolkits/qt4-gui/Makefile b/x11-toolkits/qt4-gui/Makefile index cec41e89eb6d..be8ed9f90995 100644 --- a/x11-toolkits/qt4-gui/Makefile +++ b/x11-toolkits/qt4-gui/Makefile @@ -3,7 +3,7 @@ PORTNAME= gui DISTVERSION= ${QT4_VERSION} -PORTREVISION= 3 +PORTREVISION= 4 CATEGORIES= x11-toolkits PKGNAMEPREFIX= qt4- diff --git a/x11-toolkits/qt4-gui/files/patch-CVE-2015-0295 b/x11-toolkits/qt4-gui/files/patch-CVE-2015-0295 new file mode 100644 index 000000000000..46249856032c --- /dev/null +++ b/x11-toolkits/qt4-gui/files/patch-CVE-2015-0295 @@ -0,0 +1,34 @@ +commit e50aa2252cdd5cb53eef7d8c4503c7edff634f68 +Author: Richard J. Moore <rich@kde.org> +Date: Tue Feb 24 19:02:35 2015 +0000 + + Fix a division by zero when processing malformed BMP files. + + This fixes a division by 0 when processing a maliciously crafted BMP + file. No impact beyond DoS. + + Backport of 661f6bfd032dacc62841037732816a583640e187 + + Task-number: QTBUG-44547 + Change-Id: I43f06e752b11cb50669101460902a82b885ae618 + Reviewed-by: Thiago Macieira <thiago.macieira@intel.com> + +--- src/gui/image/qbmphandler.cpp ++++ src/gui/image/qbmphandler.cpp +@@ -319,10 +319,16 @@ static bool read_dib_body(QDataStream &s, const BMP_INFOHDR &bi, int offset, int + } + } else if (comp == BMP_BITFIELDS && (nbits == 16 || nbits == 32)) { + red_shift = calc_shift(red_mask); ++ if (((red_mask >> red_shift) + 1) == 0) ++ return false; + red_scale = 256 / ((red_mask >> red_shift) + 1); + green_shift = calc_shift(green_mask); ++ if (((green_mask >> green_shift) + 1) == 0) ++ return false; + green_scale = 256 / ((green_mask >> green_shift) + 1); + blue_shift = calc_shift(blue_mask); ++ if (((blue_mask >> blue_shift) + 1) == 0) ++ return false; + blue_scale = 256 / ((blue_mask >> blue_shift) + 1); + } else if (comp == BMP_RGB && (nbits == 24 || nbits == 32)) { + blue_mask = 0x000000ff; |