commit: 6d7a897605b349d4f2c8e87907876b42e99f8ffa Author: Thomas Deutschmann <whissi <AT> gentoo <DOT> org> AuthorDate: Mon May 3 13:57:33 2021 +0000 Commit: Thomas Deutschmann <whissi <AT> gentoo <DOT> org> CommitDate: Mon May 3 13:57:33 2021 +0000 URL: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=6d7a8976
media-libs/exiftool: fix CVE-2021-22204 Bug: https://bugs.gentoo.org/785667 Package-Manager: Portage-3.0.18, Repoman-3.0.3 Signed-off-by: Thomas Deutschmann <whissi <AT> gentoo.org> media-libs/exiftool/exiftool-12.16-r1.ebuild | 27 +++++++++++++++++++ .../files/exiftool-12.16-CVE-2021-22204.patch | 30 ++++++++++++++++++++++ 2 files changed, 57 insertions(+) diff --git a/media-libs/exiftool/exiftool-12.16-r1.ebuild b/media-libs/exiftool/exiftool-12.16-r1.ebuild new file mode 100644 index 00000000000..faaa13a5828 --- /dev/null +++ b/media-libs/exiftool/exiftool-12.16-r1.ebuild @@ -0,0 +1,27 @@ +# Copyright 1999-2021 Gentoo Authors +# Distributed under the terms of the GNU General Public License v2 + +EAPI=7 + +DIST_NAME=Image-ExifTool +inherit perl-module + +DESCRIPTION="Read and write meta information in image, audio and video files" +HOMEPAGE="https://exiftool.org/" +SRC_URI="https://exiftool.org/${DIST_P}.tar.gz" + +SLOT="0" +KEYWORDS="~amd64 ~arm64 ~ppc ~ppc64 ~x86 ~x64-macos" +IUSE="doc" + +PATCHES=( "${FILESDIR}"/exiftool-12.16-CVE-2021-22204.patch ) + +SRC_TEST="do" + +src_install() { + perl-module_src_install + use doc && dodoc -r html/ + + insinto /usr/share/${PN} + doins -r fmt_files config_files arg_files +} diff --git a/media-libs/exiftool/files/exiftool-12.16-CVE-2021-22204.patch b/media-libs/exiftool/files/exiftool-12.16-CVE-2021-22204.patch new file mode 100644 index 00000000000..1c9e7921c6b --- /dev/null +++ b/media-libs/exiftool/files/exiftool-12.16-CVE-2021-22204.patch @@ -0,0 +1,30 @@ +Description: Fix 'eval injection". + CVE-2021-22204: Improper neutralization of user data in the DjVu file + format in ExifTool versions 7.44 and up allows arbitrary code execution + when parsing the malicious image +Origin: upstream release 12.24 +Bug-Debian: https://bugs.debian.org/987505 +Bug-Ubuntu: https://bugs.launchpad.net/bugs/1925985 +Author: Phil Harvey <philharve...@gmail.com> +Reviewed-by: gregor herrmann <gre...@debian.org> +Last-Update: 2021-04-24 +Applied-Upstream: https://github.com/exiftool/exiftool/commit/cf0f4e7dcd024ca99615bfd1102a841a25dde031#diff-fa0d652d10dbcd246e6b1df16c1e992931d3bb717a7e36157596b76bdadb3800 + +--- a/lib/Image/ExifTool/DjVu.pm ++++ b/lib/Image/ExifTool/DjVu.pm +@@ -227,10 +227,11 @@ + last unless $tok =~ /(\\+)$/ and length($1) & 0x01; + $tok .= '"'; # quote is part of the string + } +- # must protect unescaped "$" and "@" symbols, and "\" at end of string +- $tok =~ s{\\(.)|([\$\@]|\\$)}{'\\'.($2 || $1)}sge; +- # convert C escape sequences (allowed in quoted text) +- $tok = eval qq{"$tok"}; ++ # convert C escape sequences, allowed in quoted text ++ # (note: this only converts a few of them!) ++ my %esc = ( a => "\a", b => "\b", f => "\f", n => "\n", ++ r => "\r", t => "\t", '"' => '"', '\\' => '\\' ); ++ $tok =~ s/\\(.)/$esc{$1}||'\\'.$1/egs; + } else { # key name + pos($$dataPt) = pos($$dataPt) - 1; + # allow anything in key but whitespace, braces and double quotes