diff options
Diffstat (limited to 'meta-oe/recipes-support/opensc/opensc/CVE-2023-40661-2.patch')
| -rw-r--r-- | meta-oe/recipes-support/opensc/opensc/CVE-2023-40661-2.patch | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/meta-oe/recipes-support/opensc/opensc/CVE-2023-40661-2.patch b/meta-oe/recipes-support/opensc/opensc/CVE-2023-40661-2.patch new file mode 100644 index 0000000000..39e729c5a9 --- /dev/null +++ b/meta-oe/recipes-support/opensc/opensc/CVE-2023-40661-2.patch @@ -0,0 +1,32 @@ +Origin: https://github.com/OpenSC/OpenSC/commit/440ca666eff10cc7011901252d20f3fc4ea23651 +From: Jakub Jelen <jjelen@redhat.com> +Date: Thu, 17 Aug 2023 13:41:36 +0200 +Subject: setcos: Avoid buffer underflow + +Thanks oss-fuzz + +https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=60672 +CVE: CVE-2023-40661 +Upstream-Status: Backport [https://salsa.debian.org/opensc-team/opensc/-/commit/8026fb4ca0ed53d970c6c497252eb264d4192d50] +Signed-off-by: Virendra Thakur <virendrak@kpit.com> +Comment: Hunk refreshed based on codebase. +--- + src/pkcs15init/pkcs15-setcos.c | 4 ++++ + 1 file changed, 4 insertions(+) + +diff --git a/src/pkcs15init/pkcs15-setcos.c b/src/pkcs15init/pkcs15-setcos.c +index 1b56afe6d9..1907b47f9d 100644 +--- a/src/pkcs15init/pkcs15-setcos.c ++++ b/src/pkcs15init/pkcs15-setcos.c +@@ -346,6 +346,10 @@ + + /* Replace the path of instantiated key template by the path from the object data. */ + memcpy(&file->path, &key_info->path, sizeof(file->path)); ++ if (file->path.len < 2) { ++ sc_file_free(file); ++ LOG_TEST_RET(ctx, SC_ERROR_INVALID_DATA, "Invalid path"); ++ } + file->id = file->path.value[file->path.len - 2] * 0x100 + + file->path.value[file->path.len - 1]; + + |