diff options
Diffstat (limited to 'meta-python/recipes-devtools/python/python3-cryptography/0003-correct-buffer-overflows-cause-by-integer-overflow-i.patch')
| -rw-r--r-- | meta-python/recipes-devtools/python/python3-cryptography/0003-correct-buffer-overflows-cause-by-integer-overflow-i.patch | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/meta-python/recipes-devtools/python/python3-cryptography/0003-correct-buffer-overflows-cause-by-integer-overflow-i.patch b/meta-python/recipes-devtools/python/python3-cryptography/0003-correct-buffer-overflows-cause-by-integer-overflow-i.patch new file mode 100644 index 0000000000..449dd692e6 --- /dev/null +++ b/meta-python/recipes-devtools/python/python3-cryptography/0003-correct-buffer-overflows-cause-by-integer-overflow-i.patch @@ -0,0 +1,37 @@ +From 6d0a76521abe287f5ddb5cd1cfbc799d35f08cf9 Mon Sep 17 00:00:00 2001 +From: Alex Gaynor <alex.gaynor@gmail.com> +Date: Sun, 7 Feb 2021 11:36:56 -0500 +Subject: [PATCH] correct buffer overflows cause by integer overflow in openssl + (#5747) + +* correct buffer overflows cause by integer overflow in openssl + +frustratingly, there is no test for this -- that's because testing this +requires allocating more memory than is available in CI. + +fixes #5615. + +* backport CI fixes + +* another CI backport + +Upstream-Status: Backport [https://github.com/pyca/cryptography/commit/82b6ce28389f0a317bc55ba2091a74b346db7cae] + +Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com> +--- + src/cryptography/hazmat/backends/openssl/ciphers.py | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/src/cryptography/hazmat/backends/openssl/ciphers.py b/src/cryptography/hazmat/backends/openssl/ciphers.py +index 2b7da80c..7ef5f1ea 100644 +--- a/src/cryptography/hazmat/backends/openssl/ciphers.py ++++ b/src/cryptography/hazmat/backends/openssl/ciphers.py +@@ -17,7 +17,7 @@ from cryptography.hazmat.primitives.ciphers import modes + class _CipherContext(object): + _ENCRYPT = 1 + _DECRYPT = 0 +- _MAX_CHUNK_SIZE = 2 ** 31 - 1 ++ _MAX_CHUNK_SIZE = 2 ** 30 - 1 + + def __init__(self, backend, cipher, mode, operation): + self._backend = backend |