diff options
Diffstat (limited to 'dev-libs/libxml2/files/libxml2-2.9.8-CVE-2018-14567.patch')
-rw-r--r-- | dev-libs/libxml2/files/libxml2-2.9.8-CVE-2018-14567.patch | 50 |
1 files changed, 0 insertions, 50 deletions
diff --git a/dev-libs/libxml2/files/libxml2-2.9.8-CVE-2018-14567.patch b/dev-libs/libxml2/files/libxml2-2.9.8-CVE-2018-14567.patch deleted file mode 100644 index 0d289352d2f9..000000000000 --- a/dev-libs/libxml2/files/libxml2-2.9.8-CVE-2018-14567.patch +++ /dev/null @@ -1,50 +0,0 @@ -From 2240fbf5912054af025fb6e01e26375100275e74 Mon Sep 17 00:00:00 2001 -From: Nick Wellnhofer <wellnhofer@aevum.de> -Date: Mon, 30 Jul 2018 13:14:11 +0200 -Subject: [PATCH] Fix infinite loop in LZMA decompression -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -Check the liblzma error code more thoroughly to avoid infinite loops. - -Closes: https://gitlab.gnome.org/GNOME/libxml2/issues/13 -Closes: https://bugzilla.gnome.org/show_bug.cgi?id=794914 - -This is CVE-2018-9251 and CVE-2018-14567. - -Thanks to Dongliang Mu and Simon Wörner for the reports. ---- - xzlib.c | 9 +++++++++ - 1 file changed, 9 insertions(+) - -diff --git a/xzlib.c b/xzlib.c -index a839169ef2ec..0ba88cfa849d 100644 ---- a/xzlib.c -+++ b/xzlib.c -@@ -562,6 +562,10 @@ xz_decomp(xz_statep state) - "internal error: inflate stream corrupt"); - return -1; - } -+ /* -+ * FIXME: Remapping a couple of error codes and falling through -+ * to the LZMA error handling looks fragile. -+ */ - if (ret == Z_MEM_ERROR) - ret = LZMA_MEM_ERROR; - if (ret == Z_DATA_ERROR) -@@ -587,6 +591,11 @@ xz_decomp(xz_statep state) - xz_error(state, LZMA_PROG_ERROR, "compression error"); - return -1; - } -+ if ((state->how != GZIP) && -+ (ret != LZMA_OK) && (ret != LZMA_STREAM_END)) { -+ xz_error(state, ret, "lzma error"); -+ return -1; -+ } - } while (strm->avail_out && ret != LZMA_STREAM_END); - - /* update available output and crc check value */ --- -2.19.1 - |