diff options
Diffstat (limited to 'meta/recipes-devtools/python/python3/CVE-2019-20907.patch')
-rw-r--r-- | meta/recipes-devtools/python/python3/CVE-2019-20907.patch | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/meta/recipes-devtools/python/python3/CVE-2019-20907.patch b/meta/recipes-devtools/python/python3/CVE-2019-20907.patch deleted file mode 100644 index a2e72372dd..0000000000 --- a/meta/recipes-devtools/python/python3/CVE-2019-20907.patch +++ /dev/null @@ -1,44 +0,0 @@ -From a06a6bf4e67a50561f6d6fb33534df1d3035ea34 Mon Sep 17 00:00:00 2001 -From: Rishi <rishi_devan@mail.com> -Date: Wed, 15 Jul 2020 13:51:00 +0200 -Subject: [PATCH] bpo-39017: Avoid infinite loop in the tarfile module - (GH-21454) - -Avoid infinite loop when reading specially crafted TAR files using the tarfile module -(CVE-2019-20907). -(cherry picked from commit 5a8d121a1f3ef5ad7c105ee378cc79a3eac0c7d4) - -Co-authored-by: Rishi <rishi_devan@mail.com> - -Removed testing 'recursion.tar' tar file due to binary data - -Upstream-Status: Backport [https://github.com/python/cpython/commit/c55479556db015f48fc8bbca17f64d3e65598559] -CVE: CVE-2019-20907 -Signed-off-by: Andrej Valek <andrej.valek@siemens.com> ---- - Lib/tarfile.py | 2 ++ - .../2020-07-12-22-16-58.bpo-39017.x3Cg-9.rst | 1 + - 4 files changed, 10 insertions(+) - create mode 100644 Lib/test/recursion.tar - create mode 100644 Misc/NEWS.d/next/Library/2020-07-12-22-16-58.bpo-39017.x3Cg-9.rst - -diff --git a/Lib/tarfile.py b/Lib/tarfile.py -index d31b9cbb51d65..7a69e1b1aa544 100755 ---- a/Lib/tarfile.py -+++ b/Lib/tarfile.py -@@ -1241,6 +1241,8 @@ def _proc_pax(self, tarfile): - - length, keyword = match.groups() - length = int(length) -+ if length == 0: -+ raise InvalidHeaderError("invalid header") - value = buf[match.end(2) + 1:match.start(1) + length - 1] - - # Normally, we could just use "utf-8" as the encoding and "strict" -diff --git a/Misc/NEWS.d/next/Library/2020-07-12-22-16-58.bpo-39017.x3Cg-9.rst b/Misc/NEWS.d/next/Library/2020-07-12-22-16-58.bpo-39017.x3Cg-9.rst -new file mode 100644 -index 0000000000000..ad26676f8b856 ---- /dev/null -+++ b/Misc/NEWS.d/next/Library/2020-07-12-22-16-58.bpo-39017.x3Cg-9.rst -@@ -0,0 +1 @@ -+Avoid infinite loop when reading specially crafted TAR files using the tarfile module (CVE-2019-20907). |