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-rw-r--r--gnu/local.mk1
-rw-r--r--gnu/packages/patches/perl-image-exiftool-CVE-2021-22204.patch38
-rw-r--r--gnu/packages/photo.scm1
3 files changed, 40 insertions, 0 deletions
diff --git a/gnu/local.mk b/gnu/local.mk
index 37166bb2fc..c4bd88714c 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -1525,6 +1525,7 @@ dist_patch_DATA = \
%D%/packages/patches/perl-cross.patch \
%D%/packages/patches/perl-deterministic-ordering.patch \
%D%/packages/patches/perl-finance-quote-unuse-mozilla-ca.patch \
+ %D%/packages/patches/perl-image-exiftool-CVE-2021-22204.patch \
%D%/packages/patches/perl-io-socket-ssl-openssl-1.0.2f-fix.patch \
%D%/packages/patches/perl-net-amazon-s3-moose-warning.patch \
%D%/packages/patches/perl-net-dns-resolver-programmable-fix.patch \
diff --git a/gnu/packages/patches/perl-image-exiftool-CVE-2021-22204.patch b/gnu/packages/patches/perl-image-exiftool-CVE-2021-22204.patch
new file mode 100644
index 0000000000..85ea29cc38
--- /dev/null
+++ b/gnu/packages/patches/perl-image-exiftool-CVE-2021-22204.patch
@@ -0,0 +1,38 @@
+Fix CVE-2021-22204:
+
+https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22204
+
+Patch extracted from commit cf0f4e7dcd024ca99615bfd1102a841a25dde031
+from upstream source repository:
+
+https://github.com/exiftool/exiftool/commit/cf0f4e7dcd024ca99615bfd1102a841a25dde031#diff-fa0d652d10dbcd246e6b1df16c1e992931d3bb717a7e36157596b76bdadb3800
+
+diff --git a/lib/Image/ExifTool/DjVu.pm b/lib/Image/ExifTool/DjVu.pm
+index c284d10..03b3f9f 100644
+--- a/lib/Image/ExifTool/DjVu.pm
++++ b/lib/Image/ExifTool/DjVu.pm
+@@ -18,7 +18,7 @@ use strict;
+ use vars qw($VERSION);
+ use Image::ExifTool qw(:DataAccess :Utils);
+
+-$VERSION = '1.06';
++$VERSION = '1.07';
+
+ sub ParseAnt($);
+ sub ProcessAnt($$$);
+@@ -227,10 +227,11 @@ Tok: for (;;) {
+ last unless $tok =~ /(\\+)$/ and length($1) & 0x01;
+ $tok .= '"'; # quote is part of the string
+ }
+- # must protect unescaped "$" and "@" symbols, and "\" at end of string
+- $tok =~ s{\\(.)|([\$\@]|\\$)}{'\\'.($2 || $1)}sge;
+- # convert C escape sequences (allowed in quoted text)
+- $tok = eval qq{"$tok"};
++ # convert C escape sequences, allowed in quoted text
++ # (note: this only converts a few of them!)
++ my %esc = ( a => "\a", b => "\b", f => "\f", n => "\n",
++ r => "\r", t => "\t", '"' => '"', '\\' => '\\' );
++ $tok =~ s/\\(.)/$esc{$1}||'\\'.$1/egs;
+ } else { # key name
+ pos($$dataPt) = pos($$dataPt) - 1;
+ # allow anything in key but whitespace, braces and double quotes
diff --git a/gnu/packages/photo.scm b/gnu/packages/photo.scm
index 6a6601113c..943e8caa90 100644
--- a/gnu/packages/photo.scm
+++ b/gnu/packages/photo.scm
@@ -328,6 +328,7 @@ MTP, and much more.")
;; New releases may take a while to hit CPAN.
(string-append "https://www.sno.phy.queensu.ca/~phil/exiftool/"
"Image-ExifTool-" version ".tar.gz")))
+ (patches (search-patches "perl-image-exiftool-CVE-2021-22204.patch"))
(sha256
(base32
"0skm22b3gg1bfk0amklrprpva41m6mkrhqp0gi7z1nmcf9ypjh61"))))