commit:     7a7119ce544ba3de8179b4b9ec93c0032a069ecd
Author:     Michael Vetter <jubalh <AT> iodoru <DOT> org>
AuthorDate: Sat Feb  4 18:56:16 2023 +0000
Commit:     Sam James <sam <AT> gentoo <DOT> org>
CommitDate: Tue Feb  7 04:29:50 2023 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=7a7119ce

media-libs/tiff: Fix CVE-2022-48281

Bug: https://bugs.gentoo.org/891839
Upstream: https://gitlab.com/libtiff/libtiff/-/issues/488
Signed-off-by: Michael Vetter <jubalh <AT> iodoru.org>
Closes: https://github.com/gentoo/gentoo/pull/29426
Signed-off-by: Sam James <sam <AT> gentoo.org>

 .../tiff/files/tiff-4.5.0-CVE-2022-48281.patch     | 14 ++++
 media-libs/tiff/tiff-4.5.0-r1.ebuild               | 90 ++++++++++++++++++++++
 2 files changed, 104 insertions(+)

diff --git a/media-libs/tiff/files/tiff-4.5.0-CVE-2022-48281.patch 
b/media-libs/tiff/files/tiff-4.5.0-CVE-2022-48281.patch
new file mode 100644
index 000000000000..070f642da454
--- /dev/null
+++ b/media-libs/tiff/files/tiff-4.5.0-CVE-2022-48281.patch
@@ -0,0 +1,14 @@
+Index: tiff-4.5.0/tools/tiffcrop.c
+===================================================================
+--- tiff-4.5.0.orig/tools/tiffcrop.c
++++ tiff-4.5.0/tools/tiffcrop.c
+@@ -8591,7 +8591,7 @@ static int processCropSelections(struct
+                     cropsize + NUM_BUFF_OVERSIZE_BYTES);
+             else
+             {
+-                prev_cropsize = seg_buffs[0].size;
++                prev_cropsize = seg_buffs[i].size;
+                 if (prev_cropsize < cropsize)
+                 {
+                     next_buff = _TIFFrealloc(
+

diff --git a/media-libs/tiff/tiff-4.5.0-r1.ebuild 
b/media-libs/tiff/tiff-4.5.0-r1.ebuild
new file mode 100644
index 000000000000..bbbf78771312
--- /dev/null
+++ b/media-libs/tiff/tiff-4.5.0-r1.ebuild
@@ -0,0 +1,90 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+QA_PKGCONFIG_VERSION="$(ver_cut 1-3)"
+
+# Release signer can vary per version but not clear if others will be doing
+# them in future, so gone with Even Rouault for now as he does other geosci
+# stuff too like PROJ, GDAL. Previous release manager of TIFF was
+# GraphicsMagick maintainer Bob Friesenhahn. Please be careful when verifying
+# who made releases.
+VERIFY_SIG_OPENPGP_KEY_PATH="${BROOT}"/usr/share/openpgp-keys/rouault.asc
+inherit autotools multilib-minimal verify-sig flag-o-matic
+
+MY_P="${P/_rc/rc}"
+DESCRIPTION="Tag Image File Format (TIFF) library"
+HOMEPAGE="http://libtiff.maptools.org";
+SRC_URI="https://download.osgeo.org/libtiff/${MY_P}.tar.xz";
+SRC_URI+=" verify-sig? ( https://download.osgeo.org/libtiff/${MY_P}.tar.xz.sig 
)"
+S="${WORKDIR}/${PN}-$(ver_cut 1-3)"
+
+LICENSE="libtiff"
+SLOT="0/6"
+if [[ ${PV} != *_rc* ]] ; then
+       KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc 
~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos 
~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
+fi
+IUSE="+cxx jbig jpeg lzma static-libs test webp zlib zstd"
+RESTRICT="!test? ( test )"
+
+# bug #483132
+REQUIRED_USE="test? ( jpeg )"
+
+RDEPEND="jbig? ( >=media-libs/jbigkit-2.1:=[${MULTILIB_USEDEP}] )
+       jpeg? ( media-libs/libjpeg-turbo:=[${MULTILIB_USEDEP}] )
+       lzma? ( >=app-arch/xz-utils-5.0.5-r1[${MULTILIB_USEDEP}] )
+       webp? ( media-libs/libwebp:=[${MULTILIB_USEDEP}] )
+       zlib? ( >=sys-libs/zlib-1.2.8-r1[${MULTILIB_USEDEP}] )
+       zstd? ( >=app-arch/zstd-1.3.7-r1:=[${MULTILIB_USEDEP}] )"
+DEPEND="${RDEPEND}"
+BDEPEND="verify-sig? ( sec-keys/openpgp-keys-evenrouault )"
+
+MULTILIB_WRAPPED_HEADERS=(
+       /usr/include/tiffconf.h
+)
+
+PATCHES=(
+       "${FILESDIR}"/${PN}-4.5.0_rc1-skip-tools-tests-multilib.patch
+       "${FILESDIR}"/${PN}-4.5.0-CVE-2022-48281.patch
+)
+
+src_prepare() {
+       default
+
+       # Added to fix cross-compilation
+       #elibtoolize
+
+       # For skip-tools-tests-multilib.patch
+       eautoreconf
+}
+
+multilib_src_configure() {
+       append-lfs-flags
+
+       local myeconfargs=(
+               --disable-sphinx
+               --without-x
+               --with-docdir="${EPREFIX}"/usr/share/doc/${PF}
+               $(use_enable cxx)
+               $(use_enable jbig)
+               $(use_enable jpeg)
+               $(use_enable lzma)
+               $(use_enable static-libs static)
+               $(use_enable test tests)
+               $(use_enable webp)
+               $(use_enable zlib)
+               $(use_enable zstd)
+
+               $(multilib_native_enable docs)
+               $(multilib_native_enable contrib)
+               $(multilib_native_enable tools)
+       )
+
+       ECONF_SOURCE="${S}" econf "${myeconfargs[@]}"
+}
+
+multilib_src_install_all() {
+       find "${ED}" -type f -name '*.la' -delete || die
+       rm "${ED}"/usr/share/doc/${PF}/{README*,RELEASE-DATE,TODO,VERSION} || 
die
+}

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