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-rw-r--r--gnu/packages/compression.scm8
-rw-r--r--gnu/packages/patches/zziplib-CVE-2018-16548.patch49
2 files changed, 57 insertions, 0 deletions
diff --git a/gnu/packages/compression.scm b/gnu/packages/compression.scm
index ee10bd03ce..6463b50735 100644
--- a/gnu/packages/compression.scm
+++ b/gnu/packages/compression.scm
@@ -1584,6 +1584,7 @@ recreates the stored directory structure by default.")
(package
(name "zziplib")
(version "0.13.69")
+ (replacement zziplib/fixed)
(home-page "https://github.com/gdraheim/zziplib")
(source (origin
(method git-fetch)
@@ -1621,6 +1622,13 @@ recreates the stored directory structure by default.")
;; files carry the Zlib license; see "docs/copying.html" for details.
(license (list license:lgpl2.0+ license:mpl1.1))))
+(define zziplib/fixed
+ (package
+ (inherit zziplib)
+ (source (origin
+ (inherit (package-source zziplib))
+ (patches (search-patches "zziplib-CVE-2018-16548.patch"))))))
+
(define-public libzip
(package
(name "libzip")
diff --git a/gnu/packages/patches/zziplib-CVE-2018-16548.patch b/gnu/packages/patches/zziplib-CVE-2018-16548.patch
new file mode 100644
index 0000000000..a17c6a9768
--- /dev/null
+++ b/gnu/packages/patches/zziplib-CVE-2018-16548.patch
@@ -0,0 +1,49 @@
+The following 3 patches applied to 0.13.69 in this order, combined:
+https://github.com/gdraheim/zziplib/commit/9411bde3e4a70a81ff3ffd256b71927b2d90dcbb.patch
+https://github.com/gdraheim/zziplib/commit/d2e5d5c53212e54a97ad64b793a4389193fec687.patch
+https://github.com/gdraheim/zziplib/commit/0e1dadb05c1473b9df2d7b8f298dab801778ef99.patch
+
+diff --git a/test/test.zip b/test/test.zip
+index 2c992ea..952d475 100644
+Binary files a/test/test.zip and b/test/test.zip differ
+diff --git a/zzip/zip.c b/zzip/zip.c
+index 14e2e06..f97a40a 100644
+--- a/zzip/zip.c
++++ b/zzip/zip.c
+@@ -472,9 +472,15 @@ __zzip_parse_root_directory(int fd,
+ } else
+ {
+ if (io->fd.seeks(fd, zz_rootseek + zz_offset, SEEK_SET) < 0)
++ {
++ free(hdr0);
+ return ZZIP_DIR_SEEK;
++ }
+ if (io->fd.read(fd, &dirent, sizeof(dirent)) < __sizeof(dirent))
++ {
++ free(hdr0);
+ return ZZIP_DIR_READ;
++ }
+ d = &dirent;
+ }
+
+@@ -574,11 +580,18 @@ __zzip_parse_root_directory(int fd,
+
+ if (hdr_return)
+ *hdr_return = hdr0;
++ else
++ {
++ /* If it is not assigned to *hdr_return, it will never be free()'d */
++ free(hdr0);
++ }
+ } /* else zero (sane) entries */
++ else
++ free(hdr0);
+ # ifndef ZZIP_ALLOW_MODULO_ENTRIES
+- return (entries != zz_entries ? ZZIP_CORRUPTED : 0);
++ return (entries != zz_entries) ? ZZIP_CORRUPTED : 0;
+ # else
+- return ((entries & (unsigned)0xFFFF) != zz_entries ? ZZIP_CORRUPTED : 0);
++ return ((entries & (unsigned)0xFFFF) != zz_entries) ? ZZIP_CORRUPTED : 0;
+ # endif
+ }
+